Associate Members (as of 1/2022)

A.A. Trident Services Group
A.G.I. Construction, Inc.
A.J. Indusi Plumbing and Heating, Inc.
A.Y. McDonald Mfg. Co.
Aaron Enterprises Inc.
Able Tool & Equipment, LLC
Accumet Corp.
AccuWeld Technologies Inc.
AEGIS Insurance Services, Inc.
Allegheny Contracting, LLC
AMEC Construction LLC
American Pipeline Solutions, Inc.
Analytic Stress Relieving Inc.
Anderson Welding LLC
Applied Inspection Services, Inc.
Aptus Group USA
Arden Engineering Constructors, LLC
Asplundh Construction Corp.
Atlas Trenchless, LLC
Atmospheric Corrosion Specialists, Inc.
B&D General Contractors, Inc.
Badger Daylighting Corp.
Baker Testing Services, Inc
Bancker Construction Corp.
Banks Gas Services
Barber Utilities LL
Bascom-Turner Instruments, Inc.
Bay State Piping Company, Inc.
Bayco Products, Inc.
Beacon Piping Company
Bermex, Inc.
BL Companies, Inc.
Blood Hound
Blue Engineering and Consulting
BMC Corp
Boilermatic Welding Industries, Inc.
Bond Bros., Inc.
Bortner Bros., Inc.
Borton Lawson Engineering, Inc.
Bouchard Inc.
Brant Energy, Inc.
Brennstuhl Construction, Inc.
Burns & McDonnell
Burns Construction Company
Burrows Bros Inc.
Butler Fence Co., Inc.
C. B. Utility Co., Inc.
C.S. Davidson, Inc.
C.T. Male Associates
CAC Industries, Inc
Cambridge Engineering, Inc.
Campos EPC
C & T Construction
Capstone Energy Services, LLC
Carlin Combustion/ Hydrolevel
CC Controlled Plumbing Co., Inc.
CCS and Sons
Centerline Utility Services
Centuri Group, Inc.
Certa Cote, Inc.
CHA Consulting, Inc.
Chazen Engineering, Land Surveying & Landscape Architecture Co.
CHI Engineering Services, Inc.
Chicago Fitting Corp.
Collins Plumbing Corp.
Concentric Energy Advisors
Consolidated Analytical Systems, Inc.
Consolidated Pipe & Supply Company Inc.
Corban Energy Group Corp.
Cornerstone Energy Services, Inc.
Craft Division of Local 1049 Skill Improvement Fund
Crofton Diving
CTX Infrastructure
Custom Alloy Corporation
D & G Contractors, Inc.
D.C. Rauscher, Inc.
Danella Construction Corp. of New York
Daymark Energy Advisors
DBU Construction, Inc
DDS Utilities
Deery's Construction, Inc.
Dekatherm, Inc.
Denso North America Inc.
DiFazio Industries
Dresser Natural Gas Solutions
DRS Enterprises Inc
E.C.I. Bldg Corp
E.E. Root, LLC
Eastcom Associates, Inc.
Eastern Testing & Inspection, Inc.
EcoElectrica, L.P.
Ecotech Hydro Excavation Inc.
E-J Energy
Elecnor Hawkeye LLC
Emerson Process Management Regulator Technologies
EN Engineering
Encompass Pipeline, LLC
Energy Control Systems, Inc.
Energy Experts International
Energy Materials and Controls, Inc.
Energy New England
Energy Solutions Center
ENERGY Worldnet, Inc.
Environmental Construction, Inc.
Equipment Controls Company
Excelerate Energy LP
F & G Construction Co Inc
Michael Facchiano Contracting Inc.
Feeney Brothers Utility Services
Fehlinger Construction Group, LLC
Ferreira Construction
Forell Innovation
Fraser Engineering Company, Inc.
FRM Mechanical Inc
FuelCell Energy, Inc
G.J. MacNatt & Sons L.L.C.
G.P.L. Construction, Inc.
G2 Integrated Solutions
Gasline Services Company
GEI Consultants
General Asphalt Paving Co
Gianfia Corp.
Global Oilfield Services, LLC
Goodman Main Stopper Mfg. Co., Inc.
Grace Industries LLC
Gray Supply Corp.
Grid One Solutions
Grotto Plumbing Inc.
GZA GeoEnvironmental, Inc.
Hawkins Lease Service, Inc.
Heath Consultants Incorporated
Henkels & McCoy, Inc.
Henniker Directional Drilling, LLC
High Roller E&C LLC
HMI Technical Solutions LLC
Honeywell - Elster American Meter
Hughes Electric
I.M.P. Plumbing & Heating Corp.
I.U.O.E. Local 14-14B
I.U.O.E. Local 98 Training Fund
IMAC Systems, Inc.
Industrial Fabrics, Inc.
Industrial Steel & Boiler Services, Inc.
Industrial Training Services, Inc.
InfraSource, Inc.
Inkwell Global Marketing
Integrity Solutions Field Services
Intercon Construction
International Union of Operating Engineers Local 15
International Union of Operating Engineers Local 478
International Union of Operating Engineers Northeast Region
Intren, LLC
Ionix Gas Technologies
Irby Utilities
Ironwood Heavy Highway, LLC
ISO New England Inc.
Itron, Inc.
IUOE Local 137 Apprenticeship Fund
IUOE Local 138 Apprenticeship Fund
IUOE Local 4 Apprenticeship and Training Fund
Izbicki Contracting LLC
J.D.R. Unlimited Inc.
J.F. Kiely Construction Co.
J. Fletcher Creamer & Son, Inc.
J.L Raymaakers & Sons, Inc.
J. Mullen & Sons, Inc.
James W. Sewall Company
JAN X-Ray Services, Inc
Jensen Hughes
Joe Knows Energy LLC
John Anderson Construction, Inc.
John J. Brennan Construction Co., Inc.
Joseph Jingoli & Son, Inc.
Joseph S. Rae, LLC
Joseph Telesco Plumbing & Heating, Inc.
J-Track LLC
KCM Contracting Inc.
Keegan Werlin LLP
Kerr Engineered Sales Co.
Kibby Welding Inc.
King-Gage Engineering Corp.
Kleinfelder, Inc.
Knowles Industrial Services
Kriger Pipeline, Inc.
Kudlic Bros., Inc.
L.P. Transportation, Inc.
LaBella Associates DPC
Laborde Resources LLC
Laborers Local 1298 Joint Apprenticeship Training Fund
Laborers Local 146
Laborers Local 17 Training
Laborers Local 60 Training Fund
Lasen, Inc.
Laydon Industries
Leeward Construction, Inc.
Levitan & Associates, Inc.
Liberty Coating Company, LLC
Liberty Energy Services
Liberty Rig Welding
Liberty Sales and Distribution, LLC
Liberty Underground, Inc.
Lineal Industries
LIUNA Local 731 Training Fund
LMC Industrial Contractors Inc.
Lodestar Management Group LLC
Lowell Corporation
Luchs Consulting Engineers, LLC
M & X Utility Company
M J Painting Contractor Corp.
M.O.R. Welding, Inc.
Maric Plumbing and Heating, Inc.
Maser Consulting, P.A.
Mashantucket Pequot Tribal Utilities
Massachusetts Materials Technologies, LLC
Master Leak Technologies, LLC
Master Plumbers Council of the City of New York
MBW Inc.
McCourt Construction
Mears Construction
MECC Contracting Inc
MG Dyess, Inc.
Michels Corporation
Midland Resource Recovery
Midway Utility Contractors LLC
Midwestern Contractors
Miller Bros.
Miller Pipeline LLC
Mirra Company, Inc.
MME Construction
Montana Construction Inc.
Montroy Contracting, LLC
MRC Global
MSR Utility Maintenance
Mueller Company
Mulcare Pipeline Solutions, Inc.
Mulholland Welding and Fabrication, Inc.
Murphy Electric & Industrial Control, LLC.
Nation Wide Welding Services
National Field Service Corporation
National Fuel Gas Supply Corp.
Network Infrastructure, Inc.
New Cosmos USA, Inc.
New England Utility Constructors Inc. (Neuco)
New England Laborers Training Trust Fund
New York City District Council of Carpenters Training Center
New York Independent System Operator
New York Underground Inc.
NextEra Energy Resources, LLC
NG Advantage LLC
Niche LNG, LLC
Northeast Power Coordinating Council
Northeast Underground
Norton McMurray Manufacturing Co.
NPL Construction Co.
NVI, LLC dba Nondestructive & Visual Inspection
OMARK Consultants, Inc.
Omya, Inc.
On The Mark Utility Locating
On-Site Portable Welding, Inc
OST Services
Over & Under Piping Contractors, Inc.
Patriot Field Services
PCM Contracting Corp
Peabody Municipal Light Plant
Performance Pipe, CPChem
Perras Excavating, Inc.
Petmar Builders Company
Petro Mechanical Services, LLC
Phoenix Welding
Picarro Inc
Pine Needle LNG Plant
Pioneer Inspection LLC
Posillico Civil Inc.
Powell Controls, Inc.
Power and Construction Group, Inc.
PPI Gas Distribution Inc.
Precision Pipeline Solutions
Preload Cryogenics LLC
Premier Infrastructure & Energy
Prime Ndt Services, LLC
Primoris T&D
Pro Safety Services, LLC
Progressive Pipeline Management
Quality Integrated Services, Inc.

Quantum Fuel Systems LLC

R.H. White Construction Co., Inc.
Ranger Contracting Inc.
Reed Manufacturing Co., Inc.
Renaissance Global Services, LLC
Restani Construction Corp.
Riley Brothers, Inc.
RJ Bruno Inc.
Robert J. Devereaux Corp.
Romet Limited
R.W. Beckett Corp
Ryan J's Landscaping, Inc.
Safeway Construction Enterprises, Inc.
Sanborn, Head & Associates, Inc.
Sargis Associates Inc.
Scadicon Services, Inc.
ScottMadden Management Consultants
Sea-3, LLC.
Selkirk Cogen
Sensit Technologies
Shaun B. Kalba Enterprises, Inc.
SK Design Group
Sky Testing Services, Inc.
Snelson Companies, Inc.
Southeast Connections LLC
Southern Cross Corp.
Sprague Operating Resources, LLC
Springfield Contractors, Inc.
Step-Mar Contracting Corp.
Sterling Contracting LLC
Storti Quality Services, LLC
Stuart Steel Protection Corp.
Subsurface Utility Imaging, LLC
Sullivan Trail Construction Co. Inc.
Sunnyside Welding LLC
Superior Plumbing Heating & Mechanical LLC
Sweetser Welding
Syracuse Utilities Inc.
T & K Harrington, LLC
Tank Services
TC Facility Services Corp
The Fishel Company
The Hallen Construction Co., Inc.
The HDD Company, Inc.
The Plumbing Foundation City of New York, Inc.
Thomas Novelli Contracting Corp
3P Utility
Titanic Underground Contractors Corp.
Toy Pipeline Contractors, Inc.
TPE Midstream
Trace Management Inc
Transgas Inc.
Trenton Corporation
TRI-MONT Engineering Company
Triumph Construction Corp
Tru-Tek Drilling
Tubis, LLC
Tucker Mechanical, Inc.
Turner Underground Installations, Inc.
ULC Robotics
Underground Construction Services, LLC
United Civil, Inc.
United Concrete Products Inc.
United States Infrastructure Corporation/USIC
Upstate New York Operating Engineers Local 158
U.S. Inspection & NDT, LLC
Utilities One Inc
Utility Line Services, Inc.
Utility Services Group, Inc.
V.C. Vitanza Sons, Inc.
Vali Industries, Inc.
Vanguard Renewables
Verrill Dana, LLP
Wagner Energy Services Corp.
WCC Hydrovac Corp.
Weiks Welding
West Monroe Partners
West Penn Utilities
Weston & Sampson Engineers, Inc.
Whispering Pines Development Corp.
William M Collins
Williams Specialty Services
WL Plastics
Wood Crest Point
World Wide NDT
WRS Environmental Services, Inc.
WSM Construction, Inc.
Xpress Natural Gas