Contractors

CONTRACTORS CURRENTLY USING OQSG PRODUCTS AND SERVICES:

 

Contractors Using OQSG


    • 2H Offshore, Inc
    • 3T Brush Control
    • 4 Warriors Hydro Excavation
    • 4-S Pipeline
    • 5 Sons Services LLC
 
 
    • A and L Industrial Services
    • A Bear Valve, LLC
    • A One Pipeline Services LLC
    • A R Watson Inc.
    • A&E Oilfield Services
    • AAA Electric Company
    • Abadie-Williams, LLC
    • Abrams Technical Services, Inc
    • Absolute Pipeline Integrity, LLC
    • Acadian Contractors, Inc
    • Acadiana Valve Services & Supply
    • Acadiane Renovations Ltd
    • Access Continental Pipeline Services, Inc.
    • Accurate Corrosion Control, Inc.
    • Accurate Measurement Controls, Inc.
    • Acosta Drilling
    • Acuren Inspection
    • Adam's Dozer Services
    • Adler Hot Oil Service LLC
    • Admiral Field Services, LLC
    • Advance Safety Training & Consultants, LLC
    • Advanced Fire & Safety
    • Advanced Integrated Services, Inc.
    • Advanced Oilfield Services, LLC
    • Advanced Pipeline Services, LLC
    • Advanced Welding Solutions, LLC
    • Aeon Process Equipment & Controls Solutions
    • Ag & Oil 365 Energy LLC
    • Airstar
    • AJC Sandblasting Inc
    • AKJ Industries
    • Alamo Environmental, Inc. dba Alamo1
    • Alamo Hydro Testing
    • Alaska Continental Pipeline
    • Alcott, Inc. dba TCH Directional Drilling
    • All Stream Services and Rental
    • All Terrain Survey Group
    • Alliance Oil and Gass
    • Allison Marine Holding
    • Allwaste Industrial Services of LA. , LLC
    • Aloha Machine and Welding, LTD
    • ALP Right of Way, Inc.
    • Ambrose Construction, Ltd.
    • American Aerial Patrol, LLC
    • American Construction and Supply Inc
    • American Construction Services Inc
    • American Integrated Services, Inc.
    • American Marine Corporation
    • American Pipeline Inspectors Association
    • American Piping Inspection, Inc
    • American Pollution Control Corp
    • American Remediation and Environmental, Inc.
    • Americom Telecommunications, Inc.
    • AMP United, LLC
    • Analytic Stress Relieving, Inc.
    • Anchor Diving and Construction, LLC
    • Anchor Pipe International, Inc.
    • Ancon Marine dba Ancon Services
    • Angel Rentals, Inc.
    • Annex Services, Inc.
    • AP Production Services, LLC
    • Apache Industrial Services
    • APC Pipeline Services, LLC
    • Apex Companies, LLC
    • Apex Divers Inc
    • Apex Right of Way Services, LLC
    • API Valve Services, LLC; DBA American Precision Valve Services LLC
    • Apollo Cathodic
    • Appalachian Pipeline Contractors, LLP
    • Applied Standards Inspection, Inc.
    • Applus RTD
    • Aqua-Tech Hydro Services, LLC
    • Aqueos Corporation
    • AR Foreman Construction, LLC
    • Arbor Pro of Virginia
    • Arcadis US, Inc.
    • Ardent Services, LLC
    • Arena Painting Contractors, Inc.
    • Arkos Field Services, LP
    • Armor Plate, Inc.
    • Arnold Construction
    • Arredondo Dozer Services, LLC
    • Arrow Directional Drilling, Inc.
    • Arseal Technologies, LLC
    • Artex Dirt Work
    • Ashtead Technology Offshore Inc.
    • Asplundh Tree Expert Company Region 606/066
    • Atec Steel LLC
    • Athena Construction LLC
    • Atlantic Industrial and Mechanical
    • ATS Weed Control, Inc.
    • ATS Welding Inc.
    • Attaway Services, Inc
    • Atwell, LLC
    • Auchter Industrial Vac Service, Inc.
    • Audubon Field Services
    • Audubon Field Solutions, LLC
    • Automated Control Concepts, Inc.
    • Automated Product Services
    • Automation Technology International
    • Aviation Specialists, Inc
    • Axis Pipeline Construction Group
 
 
    • B & D Construction
    • B & N Construction
    • B&B Welding INC
    • B&E Resources, LLC
    • B&S Equipment Co., Inc.
    • B.C. Henderson Construction, Inc.
    • Baker Consulting Group Inc.
    • Baker Hughes Pipeline Management Group
    • Baker Hughes PMG
    • Baker Petrolite
    • Ballard Marine Construction, Inc.
    • Ballard Utility Construction
    • Barco Bay Services
    • Barr Engineering Co.
    • Barrilleaux, Inc
    • Barr-None Coating Applicators, Inc.
    • Barrow Pipeline Surveying
    • Barry D. Payne & Associates Inc.
    • Bartlett Oilfield Service, Inc.
    • Bates Instrumentation
    • Bay LTD
    • Bayou Construction & Excavation, LLC
    • Bayou Inspection Services
    • Bayview Service & Operations, Inc.
    • Baywater Pipeline Services, LLC
    • BBB Tank Services, Inc
    • BCB Contracting LLC
    • Beach Coatings, Inc.
    • Bear Energy Services, LLC
    • Benchmark Electrical Solutions, Inc.
    • Bennett Construction
    • Bentley Welding Inc.
    • Benton's Equipment & Construction, INC.
    • Berkeley Springs Instruments LLC
    • Bevel Tech Group, Inc.
    • BH Planning & Design Inc.
    • Bi-Con Services, Inc.
    • Big III Services L.P.
    • Bighorn Construction & Reclamation
    • Bilfinger Salamis
    • Billy's Lease Service, Inc. dba Jones & Allen, Inc.
    • Bittick Construction Company, Inc.
    • BJ Chemical Services Company (USA)
    • Blackeagle Energy Services
    • Blackwater Diving, LLC
    • Blanchette Field Services, LLC
    • Blankenship Construction Company
    • BLASTCO, INC
    • Blue Fin Services, LLC
    • Blue Stone Natural Resources
    • Blue Water Safety
    • B-MAC Corporation
    • BMWC Construction Gulf Coast, Inc.
    • Boan Contracting Company Inc.
    • Bobbitt Construction Inc.
    • Bobcat Gas Storage
    • Boh Bros. Construction Co., L.L.C.
    • Bonafide Maintenance
    • Bonco, LLC
    • Boring and Tunneling Company of America
    • Bosco Oilfield Services, LLC
    • Bottom Line Services, LLC.
    • Bounds Construction II, LLC
    • Bowden Construction
    • Brace Integrated Services, Inc.
    • Brad Malley Well Drilling
    • Bradford Boring LLC
    • Brand Energy Solutions LLC
    • Brand Safeway, LLC
    • Braun Intertec
    • Brewton Services LLC
    • Brieser Construction
    • BRJG, Inc.
    • Brock Services, LLC
    • Broughton Electric
    • Broussard Brothers, Inc
    • Brown and Root Industrial Services
    • Buckhorn Services, LLC
    • Buckhorn Specialty Services, LLC
    • Buffalo Electric
    • Burns Excavating & Concrete Construction, Inc.
    • Butch Crain Construction, Inc
 
 
    • C & G Lease Service, LLC
    • C & G Welding, Inc
    • C & S Lease Service LLC
    • C L Jack Stelly & Associates Inc
    • C&W Meter Service, Inc.
    • C2 Pipeline Services, LLC
    • C3 Inspection
    • Cactus Wellhead LLC
    • Cain's Pipeline & Industrial Services, LLC
    • Cajun Consulting, LLC
    • Cajun Cutters LLC.
    • Cajun Maritime
    • Cajun Valve Services, LLC
    • California Auger Boring
    • California Boring Inc.
    • California Pipeline Inspection Corp.
    • Calvary Valve, Inc
    • Cam Energy Services
    • CAM Field Solutions, LLC.
    • CAM Integrated Solutions, LLC
    • Cameron Inc
    • Campbell Energy Services, Inc
    • CAMS Trident, LLC
    • CAN USA
    • Cap Excavating & Demolition, Inc
    • Cape Environmental Management Inc
    • Capital Inspectors LLC
    • Carber Holdings, Inc
    • Cardinal Energy Services, Inc.
    • Cardno Inc.
    • Carlson Contracting
    • Carrizo
    • CB & I Offshore Services, Inc.
    • CC Tank Solutions
    • CCB Fabricators Inc.
    • CCI Inspection Services, Inc.
    • CCS Midstream Services LLC
    • C-Dive LLC
    • CEC Corrosion Services
    • CECO Pipeline Service Co., Inc
    • Cenergy, LLC
    • Central States Underwater
    • Central Virginia Maintenance & Pipeline Services, Inc.
    • Century Calibrating Company
    • Ceritas Energy, LLC
    • Certified Technical Services
    • CES Partners dba Clear Energy Services LLC
    • Cessac Welding Service, Inc.
    • CETCO Energy Services
    • CH Fenstermaker & Assoc
    • CH2M HILL Engineers, Inc.
    • CHA Consulting Inc.
    • Champion Maintenance Services, LLC
    • Champion Oilfield Service LLC
    • Chaparral Energy
    • Chapa's Oilfield Services, LLC
    • Chapman Consulting, Inc
    • Chapman Engineering, Inc.
    • CharCo Inc
    • Charps, LLC
    • Chase Harris Inc.
    • Chase Services, Inc/Crown Valley Construction, Inc
    • Chenault Aviation Services
    • Cherokee Enterprises Inc
    • Chet Morrison Contractors, LLC.
    • Choat Enterprises
    • Chosen Construction
    • Christofferson Welding, Inc.
    • CI Contractors DBA Capital Industrial Contractors
    • Cima Services, L.P.
    • Cimarex Energy
    • Cimation, L.L.C.
    • Cinch Energy Services LLC
    • Cinco Natural Resources Company
    • C-Innovation, LLC
    • Circle B Integrity Services
    • Circle S Inc.
    • Citadel Industrial Services, Ltd.
    • Civil & Environmental Consultants, Inc.
    • Civil Construction Contractors LLC.
    • Civil Mechanical, Inc.
    • CJ Michel Industrial Services LLC
    • Clariant Corporation
    • Clarkco Oilfield Services Inc.
    • Clay & Domingue, LLC
    • Clean Blast, Inc
    • Clean Combustion, Inc.
    • Cleanblast LLC.
    • Clean-Co Systems, Inc.
    • Clement Control Systems Inc
    • Cleveland Integrity Services, Inc.
    • Clinton Electric
    • Clock Spring Company, L.P.
    • Clyde Kazmir Construction, Inc.
    • Coastal Chemical
    • Coastal Chemical Co. LLC
    • Coastal Corrosion Control, Inc.
    • Coastal LLC
    • Coastal Maintenance
    • Coastal ROW Service Co.
    • Coastline Pipeline Construction, Inc.
    • Coating Systems Inc.
    • Coby Construction, LLC
    • Code Compliance Inspection, LLC
    • Coffman Engineers, Inc.
    • Colburn Construction Inc.
    • Cole Technology Inc.
    • Columbus Energy
    • Comal Energy Services LP
    • Commercial & Industrial Layout Inc.
    • Community Construction, Inc
    • Complete Logistical Services
    • Concord Tank Corporation
    • Consolidated Crane & Rigging, LLC
    • Constellation Energy Partners LLC
    • Construction Technical Services, Inc.
    • Contech Control Services
    • CONTINENTAL PRODUCTS OF TEXAS
    • Controlworx, LLC
    • Convergence Controls, LLC
    • Coonrod Electric Co., LLC
    • Cor-Ray Painting Company
    • Corrosion Consultants, LLC
    • Corrosion Control
    • Corrpro, Inc.
    • Couvillion Group, LLC
    • Covenant Testing Technologies
    • Covington Co., Inc.
    • Craig A. Smith & Associates, Inc.
    • Crain Brothers Inc.
    • Credo Services, LLC
    • Crosby Dredging, LLC
    • Crosby Energy Services
    • Cross Diving Services
    • Cross Water, LLC
    • Crossfire, LLC
    • Crossland Oilfield Services, LLC
    • Crossway Surveying Inc.
    • Crown Oilfield Services
    • CSR Services
    • Curry Construction, Inc.
    • Cypress Pipeline and Process Services, LLC
    • Cyrus J. Guidry & Associates, LLC
 
 
    • D Richards Grubbing
    • D&M Services, LLC
    • D21 Construction, Inc.
    • D3 Surveying and Mapping
    • Dakota Helicopters, Inc.
    • Danos, LLC
    • Daryl’s Electric, Inc.
    • Dayton Lease Service, LLC
    • DC Welding and Construction LLC
    • DDS Enterprises
    • Dean Equipment Inc
    • Deep Marine Technology Inc
    • Deep South Construction & Salvage, LLC
    • Deepwater Corrosion Services, Inc.
    • Deepwater Inspection
    • Deer Park Construction Associates, Inc.
    • DeLeon & Associates, LLC
    • Delta Coating
    • Delta Daylighting
    • Desert NDT LLC
    • Desoto Gathering Company
    • Dexter Field Service
    • Deztex Industrial Services, LLC dba RAMTEX
    • DFW Midstream Services, LLC
    • Diamond Petroleum Ventures LLC
    • dii Industrial Services LLC
    • Dimension Energy Services
    • DimEye Corp
    • Directional Project Support, Inc.
    • Directional Services South
    • Directional Zone Inc.
    • DivCon, LLC
    • Diver Down Underwater Services
    • Diverse Scaffold Solutions, LLC
    • Dive-Tech International, Inc.
    • DLee Pipeline Services Inc
    • DLS, LLC
    • Don Goodrum Inc. DBA Berry Construction Company
    • Don Miller and Associates, Inc.
    • Donovan Controls
    • Dooling Machine Products Texas, LLC
    • Doty Brothers Equipment Company
    • Double D Pipeline Services, Inc.
    • Double M Construction Co., Inc.
    • DP Pipeline Consulting, LLC.
    • Draftit LLC
    • DroneSafe FX, LLC
    • DT Bar Welding Service, Inc.
    • Dugga Boys Inc dba H&K Vacuum Trucks
    • DuLan, LLC
    • Dune Energy
    • Duphil Inc
    • Dynamic Construction Services, Inc.
    • Dynamic Industries
 
 
    • E & B Oilfield Services Inc
    • E. B. Feucht and Sons LLC
    • E2 Consulting Engineers, Inc.
    • Eagle Automation Corporation
    • ECCO Electrical & Instrumentation, Inc.
    • Echo Maintenance, LLC
    • Edge Inspection Group, Inc
    • Eii, Inc
    • EIRE SUBSEA CONSULTANTS LLC
    • EIU Inc
    • El Mar Consulting
    • Electro Tec Electrical Contractors, Inc.
    • Element Integrity Group, Inc.
    • Elite Construction & Fabrication, LLC
    • Elite Piping and Civil
    • Elite Services Inc
    • Elkhorn Construction, Inc.
    • Elliott Grounds Maintenance, LLC DBA Basin Contractors LLC
    • EMAS AMC Inc.
    • EMC Divers, Inc
    • Emerald Services
    • Empire Integrity Services LLC
    • Empire Scaffold, LLC
    • Encompass Services, LLC
    • Enercon Services
    • Enerflex Energy Systems, Inc
    • Energes Services LLC
    • Energy Inspection Services, LLC
    • Energy Services South, LLC
    • Engineering & Inspections International
    • ENGlobal Corporation
    • Enserca Engineering
    • Enstor Katy Storage and Transportation
    • Environmental Equipment Inc
    • Environmental Management Services, Inc
    • Epic Diving & Marine Services, LLC
    • Epic Energy Services, LLC
    • EPL OIL & GAS, INC
    • Epperheimer, Inc.
    • Era Helicopters, LLC
    • Er-Con Technologies, LLC
    • Ergon - Texas Pipeline, Inc.
    • ES & H
    • Esfeller Oil Field Construction Inc
    • Estvold Oilfield Services, Inc.
    • Evergreen National Construction LLC
    • EX EL Pipeline Services LLC
    • Expeditors & Production Services Company (E.P.S.)
    • Expro Americas Midstream LLC
    • Expro Americas, LLC
    • Expro Americas, LLC - North America Land Company
    • Expro Americas, LLC - North America Offshore
    • Expro Americas, LLC - Trinidad
    • Exterran
    • Extreme Nitrogen, LLC
    • Extreme Well Testing LLC
 
 
    • F and L Energy Services
    • F.H.G. Inc.
    • Fabco, Inc
    • Fairbanks Scales
    • Fairweather Pipeline Services LLC
    • Farnsworth Services Co, Inc.
    • Farwest Corrosion Control Co.
    • Faucheaux Services Inc
    • Fehlinger Construction Group LLC
    • Feller Oilfield Service Inc.
    • FESCO, Ltd.
    • Finley's PRC, LLC
    • First Instrument Solutions, LTD
    • Flare Ignitors and Rentals, Inc.
    • FlowChem Technologies
    • Fluid Crane & Construction
    • Fluid Disposal Specialties Inc.
    • Fluor Enterprises, Inc.
    • Foley Aerial Services, LLC
    • Foltz Welding, Ltd.
    • FORCE INDUSTRIES LLC
    • Forest Oil Corporation
    • Foster & Sons
    • Foster Fence Ltd.
    • Fox Field Services LLC
    • Francis Torque Service
    • Franklin Welding Service, Inc
    • Freedom Energy Solutions LLC
    • Frey Construction and Dirt Service, LLC
    • Frisco Construction Co Inc
    • Frogco Amphibious Equipment
    • Frontier Services Inc.
    • Frontier Surveying
    • Fugro USA Marine, Inc.
    • Fulton Industrial Painting, Inc.
    • Furino and Sons Inc.
    • Furmanite
    • Furmanite America Inc., dba Furmanite Inspection Services
 
 
    • G & G Marine
    • G&C Contracting Company, Inc.
    • G.A. West & Co.
    • Gainco, Inc.
    • Galliano Service Company
    • Galmor’s Inc
    • Galvotec Corrosion Services
    • Gap Engineering Inc
    • Garz-Briz
    • Gator Environmental and Rental Inc.
    • GE Pressure Control, LP
    • General Production Service, Inc.
    • Genesis Endeavors LLC
    • GenTech Construction Company LLC
    • Geo Exploration Service, Inc.
    • GeoEngineers, Inc.
    • Geomorphic Solutions
    • George Metcalf Company, Inc.
    • George T. Weldon Construction LLC
    • Georgia Western Inc.
    • Geotechnology, Inc.
    • Glick Excavation
    • Global Contractors, LLC
    • Global Diving & Salvage, Inc.
    • Global Pipeline, LLC
    • Globalogix, Inc.
    • Gly-Tech Services, Inc.
    • GM Industrial, Inc
    • Goldsmith Construction Company, Inc.
    • Goldwater Midstream Construction, LLC
    • GOM Fabricators
    • Gonzalez and Sons Equipment, Inc.
    • Gorman & Phillips Construction Company
    • Goshawk, LLC
    • Gowan Construction, Inc
    • GR Birdwell Construction
    • Grand Isle Shipyard Inc
    • Grande Oilfield, LLC
    • Great Western Valve
    • Greene’s Energy Group, LLC
    • Greystar Corporation
    • Griffith Company
    • Ground Penetrating Radar Systems, Inc
    • Ground Penetrating Radar Systems, Inc.
    • GRP Mechanical Co, Inc
    • GSI Sales and Services, LLC
    • GT Oilfield Repair, Inc.
    • GTO Construction Inc.
    • Gulf Coast Chemical
    • Gulf Coast General Contractors Inc
    • Gulf Coast Helicopters, Inc.
    • Gulf Coast Lease Service, Inc.
    • Gulf Coast Pipeline
    • Gulf Coast Weed Control
    • Gulf Energy
    • Gulf Interstate Engineering
    • GULF INTERSTATE FIELD SERVICES
    • Gulf Island Services
    • Gulf South Services
    • Gulfspan Industrial, LLC
    • GW Construction
 
 
    • H & H Timber Co. Inc.
    • H & M Mechanical Constructors, Inc
    • H W Services, LLC
    • H&H Electric, LLC
    • H&S Constructors, Inc.
    • H4 Construction Inc.
    • Hammer Construction INC
    • Harder Mechanical Contractors Inc.
    • Harkand Gulf Services, LLC
    • Harkford, Inc
    • Harris Group, Inc.
    • Hartman Walsh Painting Company
    • Harvest Marks
    • Hawkins Lease Service
    • Hayward Electric Company
    • HeatEx Industries, Inc.
    • Heath Consultants Incorporated
    • Hector Roofing Inc.
    • Hedlund Electric, Inc.
    • Helicopter Services, Inc.
    • Helis Oil and Gas Company L.L.C
    • Helmig Backhoe Service
    • HeloAir, Inc.
    • Henderson Inspection Services
    • Henscey Electric, Heating, AC
    • Heritage Environmental Services, LLC
    • Herman Weissker Inc
    • Hernandez Sandblasting
    • Higdon Construction
    • High Tech Engineering, Inc.
    • Hiland Partners
    • Hilbun Electric Contractors Incorporated
    • Hill Lake Gas Storage
    • Hilltop Resort G.S., LLC
    • Hines Co., Inc.
    • HMB Cathodic Consultant Services
    • HMT Tank Service
    • Hodge Construction LLC
    • Hoffmann Dozer Services Inc.
    • Horizon Exploration
    • Houston Controls Inc
    • Houston Inspection Field Services, LLC
    • HSI GROUP, INC.
    • Hudson Services Inc.
    • Humphrey's Enterprises, Inc.
    • Hutco Industries dba Johnson Construction Company
    • Hydratight
    • Hydratorque, LLC
    • Hydro Consultants, Inc
    • Hydro-Con, LLC
    • Hydrodig Denver, LLC
    • Hydrological Solutions, Inc.
    • Hydro-X, LLC
 
 
    • I.T.S. Maintenance, LLC
    • IISG Gulf Coast
    • IMCO Industrial, LLC
    • Impact! Chemical Technologies, Inc.
    • Independent Pump & System Management LLC
    • Indepth Underwater Services
    • Individuals FA
    • Industrial & Oilfield Services, Inc.
    • Industrial Corrosion Control
    • Industrial Degassing Services LLC
    • Industrial Design & Construction Inc
    • Industrial Engine
    • Industrial Site Services, Inc.
    • Industrial Solutions & Services
    • Industrial Specialty Services
    • Industrial Thermal Services, LLC
    • Industrial Valve Sales and Service - Indiana
    • Industrial Valve Sales and Service - Louisiana
    • Industrial Waste Solutions, LLC
    • Infrasource Construction, LLC
    • Infrasource Pipeline Facilities
    • InLine Fence & Fabrication, LLC
    • Inline Response LLC
    • Innovative Engineering Systems, Inc
    • Innovative Heat Treatment Solutions
    • Innovative Turnaround Controls
    • Inspection Associates, Inc.
    • Inspection Services LLC
    • Inspection Specialists, Inc.
    • Inspection Specialties, Inc.
    • Instrument and Valve Services
    • Instrumentation & Electrical Specialist, LLC
    • Instrumentation and Electrical Technologies LLC
    • Insulations, Inc.
    • INTECSEA, Inc.
    • Integrated Consulting & Inspection, LLC.
    • Integrated Corrosion Companies
    • Integrated CP, Inc
    • Integrated Inspection, LLC
    • Integrity Inspection Services
    • Integrity Inspections, LLC.
    • Integrity Pipeline Services, Inc.
    • Integrity Solutions NDE, LLC.
    • Integrity Specialists LLC
    • Interact PMTI
    • Intercat
    • Intercontinental Terminals
    • International Inspecting Inc.
    • Intertek Asset Integrity Management, Inc.
    • Intertek Technical Services - Amelia Division
    • Intertek USA, Inc.
    • Inviso Integrity
    • ION PRO Services, LLC
    • Isaack’s Contracting, Inc. dba Isaack’s Directional Drilling
    • ISC Constructors, LLC
    • Island Operating Company, Inc.
    • ISM Industries
 
 
    • J & J Pipeline Maintenance LLC
    • J KERN, LLC
    • J R Construction
    • J V Industrial Companies, LTD
    • J&A Field Services (Breitburn Validated)
    • J&J Diving Corporation
    • J&M Land Management
    • J&S Construction LLC
    • J. & H. Drilling Co., Inc.
    • J.M. Davidson, Inc.
    • J.W. Henderson Inc
    • J.Z. RUSSELL INDUSTRIES, INC.
    • James Brock Investments LLC dba Red Dirt Pipeline & Construction
    • James H Jackson Industries dba Force Corporation
    • Janco Directional Drilling
    • JCM Services LLC
    • JD4 & Associates Services LLC
    • Jerdan Services, Inc.
    • JFW Inc
    • JH Kelly LLC
    • Job Site Services Inc.
    • Jody Wade Airboat Services
    • John B. Conomos, Inc.
    • John Howell Painting LLC
    • Johnson-Peltier
    • Jott Construction
    • Joy-Rei Enterprises Inc
    • JP Services
    • JR Merit, Inc.
    • JRGO, LLC
    • JSG Services LLC
    • JSPC LLC
    • JW’s Pipeline Integrity Services, LLC
    • JWS Construction
    • JZ Russell Industries, Inc.
 
 
    • K & C Pneumatics
    • K & D Pipeline Services
    • K & K Construction
    • K & K Marine, LLC
    • Kane Kompany
    • Kanon Service, LLC
    • Kaska LLC
    • KC Lease Service
    • KEAR Civil Corporation
    • Kelley Brothers Contractors Inc
    • Kelly's Industrial Services
    • Kenan Aviation
    • Kenny's Dozer Service, Inc.
    • Kern Construction, LLC
    • Keystone Pipeline Construction LLC.
    • K-F Services
    • Kheiron, LLC
    • Killam Enterprises LLC
    • Kimery Painting, Inc.
    • Kinco Welding Inc
    • Kirvard Inc
    • KJ's Services, Inc
    • KLX Energy Services LLC
    • Knight Bros Inc
    • Knight Industrial Services
    • KOCH Pipeline Company L.P.
    • Kongsberg Digital, Inc
    • KXR Inspection, Inc.
 
 
    • L & B Contractors, Inc.
    • L & L Sandblasting
    • L&W Field Services
    • L.S. Womack
    • L6 Inc. DBA Total Valve Systems
    • La Copa Field Services
    • Laborers Training School & Apprenticeship
    • LaGRECA Services Inc
    • Lakehead Constructors, Inc.
    • Land Industrial Services Co.
    • Landmark Safety
    • Landmark Structures I, LP
    • Laney Directional Drilling
    • Laredo Construction
    • LaSen, Inc
    • La-Tex Associates
    • Latigo Construction Inc.
    • Leak Sealers, Inc.
    • Leak Survey Inc.
    • Legacy Field Services, LLC
    • Legacy Resources
    • Legion LLC
    • Leviathan Offshore LLC
    • Lewis Energy Group
    • Lexicon, Inc.
    • Lighthouse Waste Services Inc.
    • Lightspeed Locating, LLC
    • Linc Energy
    • Linde Gas, LLC
    • Line Finders, LLC
    • Linear Controls
    • Link Field Services, Inc
    • Lirette Airboat Service LLC
    • LJA Engineering, Inc.
    • LJA Surveying, Inc.
    • LM Air Patrol Service, Inc.
    • Lobo Valve Services, Inc
    • Lobo's Services, Inc
    • Logan Diving & Salvage
    • Lomelo Design Associates, Inc.
    • Lonestar West Services, LLC
    • Long Industries, Inc
    • Lott Contractors
    • Louisiana Controls & Instrumentation
    • Louisiana Gauging Services, Inc.
    • Louisiana Oilfield Divers
    • Louisiana Safety Systems Inc
    • Louisiana Valve Source, Inc
    • Lovco Construction
    • LRC Energy, LLC
    • LRG Services
    • Lucas Company LLC
    • LW Robinson Construction
    • LWL, Inc.
 
 
    • M & G Enterprises, Inc., DBA Engineering Service
    • M&A Safety Services, LLC
    • M&D Electric Co. Inc.
    • M. J. Electric, LLC
    • M. Matt Durand LLC
    • Machicek Services, LLC
    • Madcon Corporation
    • MAGELLAN MARINE INTERNATIONAL, LLC
    • Magnolia Energy Services
    • Magnolia Engineering Group
    • Major Equipment & Remediation
    • Mako Deepwater dba Seanic USA
    • Manco Vegetation Management, Inc.
    • Marion Environmental Inc.
    • Mark III Plant Construction, LTD
    • Marlin Oilfield Divers
    • Marlin Services Inc
    • Marquis Construction Services, LLC.
    • Marsh Buggies Inc.
    • Martinez FCL/DBA TMX Construction
    • Marvel Pipeline LLC
    • Mason Construction, LTD
    • Master Vac Industrial Services LLC
    • Masters Petroleum Services, LLC
    • Matcor, Inc
    • Matrix Services
    • Matthew F. Murphy Construction
    • Maverick Technologies LLC
    • Maximus Oilfield Service LLC
    • MBF Inspection Services Inc
    • McDaniel Technical Services Inc
    • McDonald Oilfield Operations
    • McDonald Service Enterprises, LLC
    • McKee Electric Co
    • McKenzie Tree Service, Inc.
    • McKinney Drilling Co., LLC
    • McLean’s CP Installation, Inc.
    • MDL Innovative Services
    • MEA Energy Association
    • Mears Group Inc.
    • Measurement Technologies, Inc.
    • Mechanical and Coating Contractors, Inc.
    • Megga Industries
    • Meitec Inc.
    • Mercier's Inc
    • Meritech Resource, Inc
    • MESA Products, Inc.
    • Metals Testing Services DBA MTS Inspection
    • Meter Provers, Inc.
    • MEW Pipeline Patrol, LLC
    • Meyer Energy Services, LLC
    • M-I L.L.C
    • M-I Swaco
    • Michels Corporation
    • Microline Technology Corp
    • Mid Ohio Pipeline Services LLC
    • Mid State Services Inc.
    • Mid-America Contractors, LLC
    • Midco Supply Company
    • Mid-South Pipeline Contractors LLC
    • Midstates Supply
    • Midstream Pipeline Services
    • Midwest Erosion Management Inc.
    • Midwestern Contractors dba Electric Conduit Construction Company
    • Mike Wills Excavating & Trucking, Inc.
    • Miller Engineers & Associates, Inc.
    • Millet Pipeline Services, LLC
    • Mistras Group Inc.
    • MIT International of LA, Inc
    • Mitchell Energy Services, LLC
    • MJ VanDamme Trucking Inc.
    • MMR Constructors, Inc.
    • Mobile Home Transportation Service, Inc
    • Momentum Energy
    • Moore Painting Company
    • Moore's Electric, Inc.
    • Morgan Goudeau & Associates, Inc.
    • Morris P. Hebert, Inc.
    • Morrison Construction Company
    • Mott MacDonald, LLC
    • Mountain West Valve, Inc.
    • MP Technologies
    • MRSP Consulting and Inspection Services, LLC
    • MTS Pipeline Maintenance, Inc
    • Muehlhan Certified Coatings, Inc.
    • Murray Pipeline & Construction
    • Mustang Oilfield Services, LLC
    • Myane Insulation & Construction Company
 
 
    • Nalco Champion
    • Nathan Naill, LLC dba Fluid Energy Services
    • National Corrosion
    • National Industrial Maintenance Inc.
    • National Inspection Services
    • Natural Energy Field Services, LLC
    • NaturChem, Inc.
    • NBG Enterprises
    • NC Contractors Inc.
    • Nebco Energy Services Inc.
    • Nesco Service Company dba Nesco Resource
    • New Century Fabricators, Inc
    • Newfield
    • Newtron Beaumont, LLC
    • NGE Techs, LLC
    • Niels Fugal Sons Company, LLC
    • NiGen International, LLC
    • Nitro-Lift Technologies, LLC
    • Non-Typical Pipeline LLC
    • Nor Cal Pipeline Services
    • Northern Inspection Services
    • Northville Industries Contractors
    • Northwest Metal Fab & Pipe Inc.
    • NOV–Process and Flow Technologies
    • NPC Energy Services, LLC
    • NRC Environmental Services (Long Beach, CA)
    • NTS Inc.
    • Nuiqsut Electric Cooperative, Inc. DBA Nuiqsut Utilities Cooperative
    • NV 5, LLC
    • NVI, LLC
 
 
    • Oak Lease Service Co. LLC
    • OC&C Construction
    • Oceaneering Americas Region
    • Oceaneering International Inc
    • Offshore Specialty Fabricators
    • Ohmstede Industrial Services
    • Oil Pro Consulting LLC
    • OilPatch NDT,LLC
    • Okie Pipe Finders, LLC
    • Olivier International, LLC
    • Omega Natchiq, LLC
    • Omni Air & Nitrogen, Ltd.
    • Omni Damage Prevention Training, LLC
    • On Sight Evaluators
    • OneOK TEST ZONE
    • Online CompVer
    • Online Repair Solutions, LLC
    • Onshore Pipeline Services, LLC
    • Onshore Quality Control Specialists LLC
    • OnSite Services Mechanical Contractors, LLC
    • Onyx Services Inc.
    • OPRONA, Inc. dba ROSEN USA, Inc.
    • Optimized Process Designs, Inc.
    • OQ AWARENESS TRAINING FOR WSP
    • Orbital Insulation Corporation
    • Orion Construction, LP
    • Osprey Control Systems LLC
 
 
    • P & J Electric, Inc.
    • P.I.C.S. Inc.
    • P3 Global Personnel LLC
    • Pacific Petroleum California, Inc.
    • Pacific Professional Solutions
    • Palacios Marine & Industrial
    • Palmetto Integrity Services, LLC
    • Palmetto Line Contractors
    • Panel Specialists Inc
    • Panhandle Corrosion LLC
    • Panther Pressure Testers, Inc.
    • Parkway Services Group
    • Partners Metalfab Lp
    • Pat Tank, Inc.
    • Paton Controls Inc.
    • Patriot Construction and Industrial, LLC
    • Patriot Environmental Services, Inc.
    • Patriot Process Equipment, Inc.
    • Paws Energy Services, Inc.
    • PDI Solutions, LLC
    • Pegasus Construction & Services, LLC
    • Pelican Energy Consultants, LLC
    • Penspen
    • Pentair Valves & Controls
    • Pentair Valves & Controls, US LP
    • Performance Blasting and Coating
    • Performance Contracting, Inc.
    • Performance Energy Services, LLC
    • Performance Mechanical Inc
    • PESCO Process Equipment & Service Co.
    • Peters Welding Services
    • PetroChem Inspection Services
    • Petrochem Insulation, Inc.
    • Petrochem Mechanical Services, Inc.
    • Petro-Hunt
    • Petroleum Measurement Equipment Company, Inc.
    • Petroleum Service Group LLC, dba Petroleum Service Corporation
    • PFINDE, Inc
    • Phillips Pipeline Contractors, LLC
    • Phoenix International Holdings, Inc
    • Pierce Construction and Maintenance Company Inc
    • Pilgrim Construction Co LLC
    • Pin Oak Terminals CC
    • Pinnacle ART
    • Pinnacle Asset Integrity Services, LLC
    • Pioneer Production Services , Inc.
    • Pipeline Construction & Maintenance Inc.
    • Pipeline Controls and Services
    • Pipeline Inspection Services, LLC
    • Pipeline Safety, LLC
    • Pipeline Services International LLC
    • Pipeline Services, LLC
    • Pipeline Solutions, LLC
    • Pipeline, Environmental & Compression Industries, LLC
    • Pipeway International, Inc
    • PK Technology, LLC
    • Plains Pipeline LP
    • Planet Pipeline, LLC
    • Platinum Industrial, Inc.
    • PL-Enerserv, LLC
    • PMC, Inc.
    • PMF Machine, LLC DBA Precise Industrial Maintenance
    • PNE Corp. dba CCS
    • Point to Point Directional Drilling
    • Polk Production Company
    • Pond & Company, Inc.
    • Ponder Environmental Services Inc.
    • Power Performance, Inc.
    • Power Process and Industrial LLC
    • Precise Right of Way Solutions
    • Precision Horizontal Boring, LLC
    • Precision Hydrovac Excavation, LLC
    • Precision Pipeline Services, LLC
    • Preferred Contractors, LLC
    • Preferred Engineering, LP
    • Premier Industrial Resources, Inc.
    • Premier Valve & Field Services, LLC
    • Pressure Quip, LLC
    • Primoris Energy Services Corporation
    • Pro Cure LLC
    • Production Services Network
    • Production Technicians, Inc.
    • Production Testing Services Inc.
    • Professional Service Industries Inc
    • Professional Technical Support Services Inc.
    • Progressive Technical Services, Inc.
    • Project Consulting Services, Inc.
    • Pro's OQ Services, LLC
    • Prosper Operators, Inc
    • Pro-Surve Technical Services LLC
    • Pro-Tech Process, Inc.
    • PSC
    • Psomas
    • Pudiwitr Fence LLC
    • PureHM U.S. Inc. / PureHM Inc.
    • PWI Consultnants
 
 
    • QualCorr Engineering Corporation
    • Qualified Fabrication, Inc.
    • Qualified Field Services LLC
    • Quality Construction Production
    • Quality Control Specialists
    • Quality Electrical Contractors Inc
    • Quality Inspection & Testing, Inc.
    • Quality Integrated Services, Inc
    • Quality Oilfield Services
    • Quality Process Services, LLC
    • Quality Production Management
    • Quarter Horse Pipeline, LLC
    • Quest Integrity USA LLC
 
 
    • R & J Tank Cleaning
    • R&T Ellis Excavating, Inc.
    • R. Lafferty and Son, LLC
    • R.D. Quinn, LLC
    • R.W. Tool Company
    • RAMCO LLC
    • Ramcon Industries, Inc
    • Ramer Pipeline Construction, LLC
    • Ramsey Welding Inc.
    • Ranchhand Welding and Fabrication, Inc.
    • Randy Turner Services, LLC
    • Ranger Offshore, Inc
    • Raritan Group
    • RBG USA Inc
    • RCI Consultants Inc. DBA RCI Energy Group
    • Reagan Power & Compression, LLC
    • Re-Cal Services, Inc.
    • RECON
    • Reconn Holdings LLC
    • Red Clay Energy Services, LLC
    • Red Eagle Pipeline Maintenance and Construction LLC
    • Red Hen Systems, LLC
    • Redi Services, LLC
    • Ref-Chem LP
    • Refinery Specialties, Inc.
    • RegSafe LLC
    • Reid's Dozer Service
    • Reliable Coatings, LLC
    • Reliable Turnaround Services
    • Remedial Construction Services, L.P.
    • REOD, LLC
    • Repcon, Inc
    • Republic Valve Service, Inc.
    • RES Contractors
    • Rex Cook Construction, LLC
    • Reycon Construction Solutions
    • RGVoss, Inc. Reseller
    • Richard Construction, Inc.
    • Rig Masters Inc.
    • Ritter Construction Company
    • Rival Services, LLC
    • River & Roads Directional Drilling, LLC
    • River Rental Tools, Inc.
    • RK Contractors, Inc.
    • RL Doskocil, Inc.
    • Rockin CT Oil and Gas Services LLC
    • Rockwater Energy Solutions
    • Rodenberg Diversified LLC
    • Rodriguez Backhoe Service
    • Rogue Industrial Group
    • Rohrback Cosasco Systems, Inc
    • ROW Care, LLC
    • Rowson Electric Inc
    • RS Pipeline Systems, LLC
    • RS&M Construction, Inc.
    • RSH Engineering
    • RSI Industrial, LLC
    • RTF Project Services LLC
    • Rubicon Industries, Inc
    • Runnels Contractors
    • RUS Industrial, LLC
    • RUSCO Operating
    • Russell Marine LLC
    • RVE
    • RWO, LLC
 
 
    • S & J Diving, Inc.
    • S & S Construction, LLC
    • S & V Surveying
    • S Oliver & Associates, LP
    • S&S Consulting Group, LLC
    • S&S Pipeline Services, LLC
    • Saber Power Services LLC
    • Safe Bore Solutions, Inc.
    • Safe Ocean Contractors L.L.C.
    • Safety Analysis Team
    • Sage Enviro Tech, LTD
    • Saipem America
    • Salinas Construction Technologies Ltd.
    • Sanchez Oil and Gas Corporation
    • SandRidge Energy
    • Saulsbury
    • SC Field Technical Services
    • Schmueser & Associates, LLC
    • Scott Andrews Inc dba S&J Contractors
    • SCS Services
    • Seal Tech, Inc/Encompas
    • Sealevel Construction, Inc.
    • Seal-Tite, LLC
    • Sealweld USA, Inc.
    • Seamar Divers International
    • SeaQuest Diving, LLC
    • Security Fence & Construction
    • Sefbo Pipeline Bridge, Inc.
    • SEIFERT WELDING & CONSTRUCTION, INC.
    • Semac
    • Sentinel Integrity Solutions
    • SETEC Astronomy dba SETEC MidStream
    • Setpoint Integrated Solutions Inc.
    • Settoon Construction, Inc
    • SG Resources, LLC
    • SGS North America Inc, Industrial Division
    • Shackelford Construction and Hauling LLC
    • Shafer Project Resources, Inc.
    • Shallenberger Construction, Inc.
    • Shallow Water Equipment LLC
    • Sheehan Pipe Line Construction Company
    • Shelton Services Inc.
    • Shermco System Integration, LLC
    • Sidock Group, Inc.
    • Sigala Contracting
    • Signature Industrial Services
    • Simpson and Brown, Inc
    • Six C Fabrication, Inc.
    • Smith Tank and Steel, Inc.
    • Solar Turbines, Inc
    • Solid Solutions, LLC
    • Southern Contractors Group, LLC
    • Southern Erosion Control
    • Southern Guard Service, Inc
    • Southern Line Services, Inc.
    • Southern Oklahoma Sooner Electric Corporation
    • Southern Petroleum Labs Inc
    • Southern Pipeline Services
    • Southwest Contractors
    • Southwest Pipe Services, Inc.
    • Southwestern Energy Company
    • Specialized Environmental Resource Inc.
    • Specialized Maintenance Services Inc
    • Specialized Services Company Inc.
    • Specialty Offshore, Inc.
    • Specialty Tank Services
    • Specialty Welding
    • Spectrum Pipeline Services LLC.
    • Sprint Waste Services, LP
    • SPX Corporation Flow Control Division OFM Operations
    • SR Trident Inc.
    • Stallion Oilfield Construction
    • Stanley Services Inc
    • Stanton Cathodic Survey & Data Collection Inc.
    • Stark Transportation, Inc.
    • STATS International
    • Steel Painters LLC f/k/a Steel Painters Inc
    • Steelhead Industrial, LLC
    • Stelar Consulting Services
    • Stellar Field Service
    • Stenberg Brothers Inc dba UP Environmental Services
    • Sterling Construction Management, LLC
    • Stewarts Integrity Services
    • Stingray Environmental & Construction, LLC
    • STIS, Inc.
    • STL Pipeline
    • StoneWall Engineering
    • Storm Field Services
    • Straight Line Construction, Inc.
    • Stranco Field Services LLC
    • Strategy Engineering
    • Stream Construction Co.
    • Streamline Energy Services LLC
    • Stric-Lan
    • Stronghold Inspection
    • Stronghold Limited
    • Structural Preservation System, LLC
    • STS
    • STX Process Equipment, LLC
    • Submar Inc.
    • Subsea 7
    • Subsea Global Solutions LLC
    • Sullivan Bros LLC
    • Sun Electric
    • Sun Engineering Services Inc
    • Sun Midstream Services LLC
    • Sunland Construction
    • Superior Energy Services LLC
    • Swaggart Brothers Inc.
    • Swift Surveying & Mapping Inc
    • Swift Technical dba Airswift
    • Sycon International, LLC
 
 
    • T & L Lease Service, LTD
    • T & S Services
    • T 3 Energy Services
    • T&R Pipeline Services, Inc.
    • T&T Subsea LLC.
    • T.H.E. Construction & Recreation Co. LLC
    • TAF Aerial Service LLC
    • Taft Construction Company
    • Tailing LLC
    • Tall Tines Torque and Test Inc.
    • Talon Drilling
    • Tanner Services, LLC
    • TARSCO, Inc
    • Taylor Power and Controls, LLC
    • TCM Offshore LLC
    • Team Industrial - Tulsa
    • Team Industrial - Wichita
    • Team Industrial - Wood River
    • Team Industrial Services, Inc.
    • Team Industrial-San Francisco
    • Team Management & Consulting LLC
    • Team Trident, LLC
    • Tech Con Trenching, Inc.
    • TechCorr
    • Technical Automation Services Company Ltd.
    • Technip
    • Technip USA, Inc.
    • Tecpetrol
    • Tellepsen Industrial LLC
    • Tennessee Pipeline Construction Co.
    • Terra Hydr Inc
    • Terracon Consultants Inc.
    • TesTex Inspection LLC
    • Testing Mike's Test Company
    • Tetra Tech, Inc.
    • Texas Brine Company LLC
    • Texas Industrial Safety Specialists, LLC
    • Texian Group, Inc.
    • Texla Directional Drilling, LLC
    • Tex-Line, Inc.
    • Texon L.P.
    • Tierra Construction
    • Tiger Safety Rentals LTD
    • Titan Maritime, LLC (Titan Salvage)
    • TMI Solutions LLC
    • TNT Surface Prep & Supply, LLC
    • Tomahawk Pipeline Constructions, Inc.
    • Tony's Oilfield Services, Inc
    • Topcor Offshore LLC
    • Torcsill Foundations LLC
    • Toro Field Services, LLC
    • Torqued Up Energy Services Inc
    • Torro Field Service Inc.
    • Total Concrete Services
    • Total Corrosion Solutions a division of Bittercreek Pipelines LLC
    • Total Electric Service, Inc.
    • Total Instrumental & Electrical
    • Total Operating LLC
    • Trade Construction LLC
    • Trans Texas Surveying & Mapping
    • Travis Industries, LLC
    • TRC Construction, Inc.
    • Tribro Group LLC
    • Trican Well Service Ltd
    • TriMedia Environmental & Engineering Services,LLC
    • Trinity Bay Valve and Automation, LLC
    • Trinity Industrial Services, LLC
    • Tri-Parish Contractors, Inc
    • Triple H Field Services
    • Triple S. Industrial Corporation
    • Triple T Consulting, LLC
    • Tripple S Oilfield & Construction, LLC
    • Triton Diving Services, LLC
    • Troy Construction LLC
    • TS Pipeline Services, LLC
    • TSCO Measurement Services
    • Tucker Energy Solutions, LLC
    • Tucker Midstream Inc.
    • Tulsa Inspection Resources, Inc.
    • Turn Around Energy Services, LLC
    • Turn Around Trucking Inc
    • Turner Industries Group, LLC
    • Turnkey I&E, Ltd.
    • Two Guns Consulting & Construction, LLC
    • Two Rivers Pipeline & Construction Co. Inc.
    • Tx-La Contractor Resources
 
 
    • U.N.I. Engineering, Inc.
    • U.S. Underwater Services LLC
    • U.S. Valve Services & Training, Inc.
    • Underground Construction Company, Inc.
    • Underwater Resources, Inc.
    • Underwood Aviation
    • Unicon Inc
    • Unified Field Services Corporation
    • United Production & Construction Services, Inc.
    • United Safety LLC
    • United States Environmental Services, LLC
    • Universal Corrosion Services, LLC
    • Universal Ensco Inc. (UniversalPegasusInternational)
    • Universal Plant Services, Inc.
    • Universal Services
    • Uribe Inc.
    • Utility Safety and Design, Inc.
 
 
    • Valerus Compression Service
    • Valiant Petroleum Inc
    • Valley Directional Drilling, Inc.
    • Valve Sales, Inc
    • Vanguard Fire & Security Systems, Inc.
    • Varec, Inc
    • Vaught Construction LLC
    • Vecta Environmental Services, LLC
    • Vector Contracting, Inc.
    • Venice Construction, LLC
    • Veolia ES Special Services, Inc.
    • Veolia Water Technologies
    • Veredus Construction LLC
    • Verified Controls, LLC
    • Versa Integrity Group Inc.
    • VersaTech Automation Services
    • Victory Pipeline Services, LLC
    • Vincent’s Construction & Pipeline Inspection
    • Volumetrics, Inc.
    • Vortech Contracting Inc.
 
 
    • W & K Welding and Tank Erectors, Inc.
    • W. C. Striegel, Inc
    • WA Rasic Construction Company
    • Waldeigh Industries Inc dba Offshore Equipment Solutions
    • Walker Diving Underwater Construction LLC
    • Wanzek Construction
    • Warrior Energy Services
    • Watco Companies, LLC
    • Watkins Construction Company, Inc
    • Waveland Services Inc.
    • Weatherford
    • WEBB SAFETY SERVICES
    • Wegman Electric Company
    • Welch Contract Services, Inc.
    • Weld Fit Energy Group
    • Weld Spec, Inc.
    • Weldcon, Inc.
    • WELLSCO Field Services, LLC
    • West Coast Environmental Solutions, Inc.
    • West Coast Gauging Services
    • West Coastal Field Services LP
    • West Virginia Paint & Tank Company
    • West Virginia Paint LLC
    • Westech Inspection
    • Western Edge Aviation LLC
    • Western Industrial Resources Corp - Pipeline Division
    • Western States
    • Westgate LLC
    • WHC Energy Services LLC
    • Whirlwind Construction, LLC
    • White Stone Utility Services, LLC
    • White Water Equipment
    • Whitetail Oilfield Services LLC
    • WHM Construction, Inc.
    • Wilco Marsh Buggies &Draglines, Inc.
    • Wilco Pipeline Contractors, LLC
    • Wilkinson Sandblasting LLC
    • Willbros Engineers (US), LLC
    • Williams Industrial Services Group, Inc.
    • Willow Creek Companies
    • Willow Creek Electric, LLC
    • Wilson Valve Specialties
    • Wind River Cathodic Services
    • Winnie Welding Works & Construction Inc
    • Wire Brothers Inc.
    • Wise Services Inc.
    • WJ Electric Inc
    • Wolfenson Electric
    • Wolverine Construction, Inc.
    • Wolverine Industries, LLC
    • Wood Group PSN Inc.
    • Wood Offshore O&M
    • Wood Onshore O&M
    • Wood Onshore PAM
    • WSI Enterprises, Inc
    • WWSS Associates, Inc. DBA Big Sky Industrial
    • WWW Construction Inc
 
 
    • XCEL NDT LLC
 
 
    • Zachry Industrial, Inc
    • Zampell Refractories, Inc.