A&L Underground, Inc.
ACT Pipe & Supply, Inc.
AES Wolf Hollow, LP
Affiliated Crown Development, Ltd.
Aker Companies

  • Aker Engineering and Technology
  • Aker Kvaerner Contracting AS
  • Aker Kvaerner, Inc./IHI
  • Aker Kvaerner, Inc.
  • Aker Kvaerner Verdal
  • Aker Marine Contractors
  • Aker Solutions AS

Alamo Community College District
Albert-Garaudy and Associates, Inc.
Alcalagres, SA
Aldine ISD
All American Roofing
Altos Hornos de Mexico S.A. de C.V.
American Air Liquide, Inc.
AmREIT, Inc.
Apache Industrial Services, Inc.
Architects, Developers, Contractors, Inc.
ARI Commercial Properties
Arkema, Inc.
ARV Offshore Co., Ltd.
Ascend Performance Materials, LLC
Atlantic Gulf & Pacific Co. (AG&P)
Atlantic Marine
Atlantic Methanol Production Company, LLC
Atofina Petrochemical, Inc. (AMPCO)
Axon Rig Concept & Design, Inc.
B&T Mirror and Glass
Bach, LP
Bacon Tomsons, Ltd.
BAE Systems
Baker Hughes Companies

  • G.E. Oil & Gas

Balfour Beatty Construction
BASF FINA Petrochemical Limited Partnership
Bay, Ltd.
Beacon Maritime
Bender Shipbuilding & Repair Co., Inc.
Berry Contracting
Bexar County, Texas
Beyer Construction
Bilfinger Westcon, Inc.
BIS TEPSCO, Inc.
Blackburne & Brown Mortgage Company
BP Alternative Energy North America, Inc.
Brahma Group, Inc.
Brazos Presbyterian Homes, Inc. (BPHI)
BTEC New Albany, LLC
Buffalo Gap Instrumentation & Electrical Co.
Burton Construction, Inc.
Burts Construction, Inc.
Cabela’s Wholesale, Inc.
Cascades Properties, Ltd.
Catlettsburg Refining, LLC
CDI Engineering Solutions
CDM Smith, Inc.
CDNE, Inc. d/b/a All Pro Services
Center Bay Management Corporation
Central Road and Utility, Ltd.
CH2M Hill Constructors, LLC
Cheniere Energy, Inc.
Chesapeake Electrical Systems
Chevron Corporation
Chicago Bridge & Iron (CB&I) Companies
Christus St. Joseph Hospital
Chubb Custom Insurance
City of El Paso, Texas
City of Galveston, Texas
City of Midland, Texas
Cleveland Construction, Inc.
Climb Tech, LLC
Clunn Acoustical Systems
COINSA
Collegiate Development Services, LP
Competitive Management Systems, Inc.
Concession & Restaurant Supply, Inc.
Construction LTD
Cordova Construction
Cowen Construction IV, Inc.
CRC Evans Pipeline International
Crestview Owners Association
Crown Oaks Development
Dailey Contracting Services
Dakota Prairie Refining, LLC
DeJean Companies
Delcor USA, Inc.
Dell Marine, LLC
Denton County, Texas
Descon Construction, LP
Design Group Services, LLC
DivisionOne Construction, LLC
Dixon Funeral Home, Inc.
DM Jones Construction Company
Dovetail Builders, LLC
Driver Pipeline Company
DT Construction, LP
Dusenbury Custom Homes, Inc.
Dyad Constructors, Inc.
E.T. Diamond Contractors, Inc.
EE Reed Construction Co.
Empresas Y&V
EMS USA, Inc.
Enbridge, Inc.
Enercon Services, Inc.
Enerflex, Ltd.
Enterprise Products Partners
EOG Resources, Inc.
Equa-Chlor
ERF Wireless, Inc.
EthosEnergy Power Solutions, LLC
Exide Technologies, Inc.
Expeditors International of Washington, Inc.
Exterran Energy Solutions
ExxonMobil Corporation

  • Exxon Neftegas Limited

Falcon Group Development
Fed XII, LLC and EWG Concord, LLC
Fibrebond Corporation
Firemen Construction Company
Firestone Polymers, LLC
Firetrol Protection Systems, Inc.
First Wave/Newpark Shipbuilding
Flemtex Properties Corp.
Flintco, Inc.
Florida State University
FMC Companies

  • FMC Technologies

Foundation Builders
Foundation Surgery Affiliates of West Houston, LLC
Frank Dale Construction Co., Ltd.
Freese Nichols, Inc.
Friede & Goldman, Ltd.
Frost Constructors, Inc.
G.T. Leach
General Electric

  • G.E. Infrastructure

Gereke Chemical Co. Inc.
GJR Management Holdings, Inc.
Gobert Properties
Gray Construction, Inc.
Grayco Builders, LLC
Great American Insurance
Greenspoint Investors, Ltd
Greystar EIG, LP
Group Contractors, LLC
Guadalupe County
Gulf Chemical and Metallurgical Company
Gulf Coast Energy, LLC
Gulf Island Fabrication, Inc.
Gulf Marine Fabricators
Gypsum Subfloor, Inc.
Hale-Mills Construction, Inc.
Hall Group
Hanover Partnership Investment XII, LLC
Harris County
Harwood International
HDR, Inc.
HEB Grocery Company, LP
Heico Acquisitions
Helmuth, Obata + Kassabaum (HOK) Architects
Henry S. Miller Commercial
Hercules Offshore, Inc.
Hess Corporation
Hilton Limited Partnership
Hisaw & Associates
HOK/BFW-SA, LLC
Horizontal Well Drillers, LLC
Hospitality Lodging South, LP
House of Blues
Houston Rapid Transit JV
Humpreys & Partners Architects, LP
ICI Construction, Inc.
Infrastructure Service, Inc.
International Paper Company
Jacobs Engineering
Jamail & Smith Construction
Jamail Construction
James Construction Group, LLC
JE Dunn Construction
Jelec, Inc.
JERA Co., Inc.
JKC Australia Pty, Ltd.
JLG Structures
Jordan & Skala Engineers, Inc.
Juno Energy, LLC
Kansas City Southern
KBR
KCA Deutag
Kirby Inland Marine
La Cantera Hospitality, LLC
Labor Ready, Inc.
Lake Erie Biofuels, LLC
Lake Houston Performing Arts Center
Lamar Consolidated ISD
Larsen Oil & Gas
Laurel Crossing Townhome Association, Inc.
Lauren Engineers & Constructors, Inc.
LCN Capital Partners
Level 3 Communications, LLC
Lexicon, Inc.

  • L-Con constructors, Inc.
  • Schueck Steel

Liberty Mutual Insurance
Live Nation Worldwide, Inc.
Loadmaster Engineering
Lucia, Inc.
LVI Environmental Services
Lyda Swinerton Builders, Inc.
LyondellBasell Industries N.V.

  • Equistar Chemicals, LP

Manhattan Construction Company
Marathon Oil Company
MasTec, Inc.
Matrix Service Company
Maverick Technologies, LLC
McDermott Gulf Operating Company
MDA Builders
MDN Architects, Inc.
Medlin Construction Group, Ltd.
Memorial Hermann Health System
Mercuria Energy Trading
Meridian Commercial, LP
Metcalf Construction Company, Inc.
Mid Main Properties, LP
Mid-Continent Casualty Company
Midwest Steel, Inc.
Mission Construction, Inc.
MODEC Companies

  • MODEC International, LLC
  • MODEC, Inc.
  • MODEC Offshore Production Systems (S) Ptd.
  • MODEC SOFEC, Inc.

Montessori Children’s House and School
Morganti Group, Inc.
Murphy Oil Corporation
MW Builders
Nabors Drilling USA
National Oilwell Varco
NCBA Algiers, LLC
NEO Energy Solutions, Inc.
Nexen Petroleum USA, Inc.
Nexus Energy
Noble Drilling
Noble Group, Ltd.
NorTex Midstream Partners, LLC
North Houston Pole Line
North West Redwater Partnership
NorthStar Energy Services, Inc.
Northwest Construction Services, LP
Occidental Petroleum Corporation
Ocean Sub Sea Services, LLC
Offshore Clamp & Protector Technologies, Inc.
Offshore Energy Services, Inc.
OPE, Inc.
Panda Temple Tower
Pantur, Inc.
Parker Drilling Company
Pate Brothers
Patriot Offshore
Pedrick & Associates
Pegasus Texas Construction, LP
PepperLawson Construction
PETROJET
Petrospect Mgt Services, Inc.
Philipsburg Bridge and Construction
Pierce Street Flats Condominium Assoc.
Pillar Construction, Inc.
PL Propylene, LLC
Plains All American Pipeline, LP
Port of Houston Authority
Precept Builders, Inc.
Pride International, Inc.
Prism Response, Inc.
Probuild Company, LLC
Progressive Pipeline, Inc.
Purcell Construction, Inc.
Quality Pipe Services
Rampart Construction
Randall Davis Companies
Red Sea Housing Services (Ghana) Ltd.
Reftech International, Inc.
Renda Marine, Inc.
Rice University
Rickmers-Linie GMBH & CIE KG/Rickmers-Linie (America), Inc.
RM Dudley Construction
RMC (Reconstruction Mgt. Co.)
Rocket Ball, Ltd. (Houston Rockets)
Ronson Constructors, LLC
Rosendin Electric
RWC Construction
S/A Construction Services, LP
Saad Development Corporation
Sabina Petrochemicals, LLC
Sabine Storage and Operations, Inc.
Saint Edward’s University
Sandy Creek Power Partners, LP
Satterfield & Pontikes Construction, Inc.
SCANA Corporation
Scoggin Construction Company
Scott & Reid General Contractors
SDGA Investments, Inc.
Senior Quality Lifestyles Corp.
Sheffield Lubricants, LLC
Shintech Louisiana, LLC
Signal International, LLC
Single Buoy Moorings, Inc. (SBM)
Skanska USA
Smurfit-Stone Container Enterprises
Solutia, Inc.
Solvay North America, LLC
Sonic Automotive, Inc.
Sound Commercial Investments
South Riding Point Holdings, Ltd.
Southland Contracting, Inc.
SpawGlass Contractors, Inc.
Spertus Investments, LLC
Star Rafineri, A.S.
Steel Masters, Inc.
Steele & Freeman, Inc.
Stonegate Commons Office Condominium Assoc.
Stoneleigh Place Real Estate, McKinney, Texas
Sulphur Springs ISD
Sunland Construction, Inc.
Sunset Harbor Condominiums
Superior Offshore International
T.J. Lambrecht Construction, Inc.
Tadlock Pipe & Rentals
TAW Miami Service Center
TD Industries
Teal Construction Company
TechnipFMC Companies

  • Technip-Coflexip
  • Technip Offshore contractors, Inc.
  • Technip USA Corporation
  • FMC Technologies

Tellepsen Corporation
Tellepsen Industrial
Texas A&M University
Texas BBL, LP
Texas Department of Transportation
Texas Mexican Railway Co.
The Bellaire Condominium POA, Inc.
The Healthcare Resort of Plano, Texas
The Healthcare Resort of Waco, Texas
The Houstonian Hotel, Club & Spa
The Joule Hotel, Dallas
The Porter Company
The Praxis Companies
The Residences at the Ritz-Carlton, Dallas
The Warrior Group
Three Phase Line Construction Co.
TJ&T Enterprises, Inc.
Tootsies West Ave.
Total Petrochemical & Refining USA, Inc.
Towers at the Cascades – Tyler, Texas
Tracer Industries Canada, Ltd.
Trammell Crow Company
Trane U.S., Inc.
Trans-Global Solutions, Inc.
Transocean Companies

  • GlobalSantaFe Corporation

T-Rex Engineering + Construction
Trinity Energy Services, LLC
Troy Construction
TRS Construction
Turner Construction Company
Turner Industries Group
Turner, Ramirez & Associates, Inc.
U.S. Well Services, LLC
UGI Energy
ULofts Lubbock, LLC
UMOE Schat Harding
United Environmental Services (UES)
United Forming, Inc.
University of Texas at San Antonio
Urban Concrete Contractors, LTD
Urban Oaks Builders
URS Corporation
Utica East Ohio Midstream, LLC
Valemas, Inc.
Vaughn Construction
Vegas Venture Partners, LP
Victoria WLE, LP
Villages at Langham Creek
Villas at Sonoma Verde Condominium Community, Inc.
W&T Offshore
Walden on Lake Conroe Community Improvement Association
Waller Marine, Inc.
Walters Construction Company
Wärtsilä North America, Inc.
WBI Energy
Webber, LLC
Wells Fargo Bank, N.A.
Westlake Chemical Corporation

  • Westlake Polyethylene
  • Westlake Vinyls Company

Wheel Resource, Inc.
Whitaker Construction Company, Inc.
Willbros Group, Inc.
Williams Field Services – Gulf Coast Company, LP
Wood Group Companies

  • AMEC Foster Wheeler
  • Foster Wheeler Energy Corp.

Woodmere Development Company, Ltd.
Woodmont Investment Company, LP
Workman Corporation
WorleyParsons
WSRH Austin, LP & Renaissance Hotel Operating Co.
Yanes & Associados
Zurich Insurance