As of July 1, 2017

Abbott Construction
Absher Construction Company
Accrete Construction, LLC
Active Construction, Inc.
Addison Construction Supply, Inc.
Advanced American Construction, Inc.
Advanced Technology Construction
Air Systems Engineering, Inc.
Aldrich & Associates, Inc.
Alegis Enterprises, Inc.
All New Glass, Inc.
All Seasons Heating & Air Conditioning, Inc.
All Valley Sheet Metal, Inc.
Allied Construction, Inc
American Construction Company, Inc.
Andersen Construction
Andersen Structures, LLC
Anderson Masonry, Inc.
Andgar Corporation
Anning-Johnson Company
Apex Plumbing & Mechanical Piping
Apply-A-Line, Inc.
Archer Construction, Inc.
Artisan, Inc.
ASAP Metal Fabricators, Inc.
Ascendent LLC
BAI Environmental Services
Barnhart Crane
Barron Heating & Air Conditioning, Inc.
Bayley Construction, GP
Bayshore Concrete, LLC
Belarde Company, Inc.
Belfor USA Group, Inc.
Belsaas & Smith Construction
Betschart Electric Company, Inc.
Birch Equipment Rental & Sales
Blythe Plumbing & Heating, Inc.
BNBuilders, Inc.
BOSS Construction, Inc.
Bravo Environmental NW, Inc.
Bruce Mechanical, Inc.
Buchanan General Contracting Company
Campbell Commercial Services
Cannon Construction, Inc.
Carmona Construction, LLC
Cascade Concrete Sawing & Drilling
Cascade Construction Company, Inc.
Ceccanti, Inc.
Ceco Concrete Construction
Centennial Contractors Enterprises, Inc.
Chad Fisher Construction, LLC
Charter Construction, Inc.
Chick of All Trades, LLC
City Transfer, Inc
Cobra Construction Company, Inc.
Colacurcio Brothers, Inc.
Colonial Lawn & Garden, Inc.
Columbia River Steel & Construction, Inc.
Compass Construction Management
Compass General Construction I, LLC
Com-Steel, LLC
Conco Cement Company
Concord Construction, Inc.
Concrete Restoration, Inc.
Concrete Technology Corporation
Constantine Builders, Inc.
Contrack Watts, Inc.
Cosco Fire Protection
Cowden, Inc.
Credo Construction, Inc.
CTL Management, Inc.
Custom Concrete Contracting, Inc.
Custom Interiors
Dahl Electric, Inc.
Danard Electric, Inc.
Dawson Construction, Inc.
DBM Contractors, Inc.
DeaMor Associates, Inc.
Deeny Construction Company, Inc.
Demolition Man, Inc.
Diamond 'B' Constructors, Inc.
Dickson Company
Doolittle Construction
Drain-Pro Inc
Eagle Harbor Associates, LLC
EC Company
Edifice Construction Company, Inc.
Elcon Corporation
Emerald Paving, Inc.
Emerick Construction Company
EnCon Northwest, LLC
EnCon Washington
Ewing Electric, Inc.
Express Electric, Inc.
Exteriors Plus Northwest LLC
Exxel Pacific, Inc.
F.S. & GS. Services, Inc.
Faber Construction Corp.
Fence Specialists, Inc.
Ferguson Construction, Inc.
Fisher Construction Group
Flatiron Constructors, Inc.
Flatiron West, Inc.
Foundation Specialists, LLC
Foushee & Associates, Inc.
Franklin Pacific Construction Company
G. H. Moen, LLC
G.K. Knutson, Inc.
Garner Electric Washington LLC
Global Diving & Salvage, Inc.
GLY Construction
Goldfinch Bros., Inc.
Goodfellow Bros., Inc.
Granite Construction Company
Greenberry Industrial LLC
Grund & Company, Inc
Gudmundson Company Painting Contractors, Inc.
Guy F. Atkinson Construction, LLC
Harbor Pacific Contractors, Inc.
Haskell Corporation
Hawk Mechanical Contractors, Inc.
Hemphill Brothers, Inc.
Henderson Partners, LLC
Hensel Phelps
Hodge Construction
Hos Bros. Construction, Inc.
Howard S. Wright, a Balfour Beatty Company
Hudson Bay Insulation Company
Hurst Construction, LLC
ICON Materials
IMCO General Construction, Inc.
Inland Fire Protection, Inc.
Inline Steel Fabricators, Inc.
Innovative Vacuum Services
Interior Technology, Inc.
Interstate Construction Group, Inc.
Interwest Construction, Inc.
JA Jack & Sons, Inc.
James E. John Construction Company, Inc.
Jansen, Inc.
JEI Masonry
Johansen Mechanical, Inc.
John-Wayne Construction Company
Jones & Roberts Company
Joseph S. Simmons Construction, Inc
JR Hayes Corporation
JTM Construction
K & D Services, Inc.
Ken Leingang Excavating, Inc.
Keystone Masonry, Inc.
Kiewit Infrastructure West Company
Kitt Construction & Development, LLC
KLB Construction, Inc.
Korsmo Construction, Inc.
Kulchin Foundation Drilling Company
Lacey Glass, Inc.
Lakeside Industries
Landed Gentry Development, Inc.
Lane Mtn. Silica Company
Lease Crutcher Lewis WA, LLC
Leonard and Company
Leslie & Campbell, Inc.
Lincoln Construction, Inc.
Lloyd Enterprises, Inc.
Lydig Construction, Inc.
M.G. Wagner Company, Inc.
MacDonald Miller Facility Solutions
Madsen Electric
Magnum Crane Services LLC
Management Services Northwest, Inc.
Marshbank Construction Inc
Marvin Sheet Metal LLC
Matia Contractors, Inc.
Max J. Kuney Company
McClone Construction Company
McDonald Excavating, Inc
McDowell Northwest, Inc.
McKinstry Company
McLeod Construction LLC
Merit Construction Northwest
MidMountain Contractors, Inc
Miles Resources, LLC
Miles Sand & Gravel
Miller Sheetmetal, Inc.
Mills Electric Inc.
Mission Glass
Moncrieff Construction, Inc.
Mountain Construction, Inc.
Mountain States Construction Company
MSI Construction, Inc.
National Concrete Cutting, Inc.
National Glass Industries, Inc.
Ness & Campbell Crane, Inc.
NorthStar CG, LP
Northwest Boring Co., Inc.
Northwest Cascade, Inc.
Northwest Construction, Inc.
Northwest Metals & Salvage Service, Inc.
Northwest Refrigeration Contractors, Inc.
Nova Group, Inc.
Nutter Corporation
O'Brien Construction Company, Inc.
Oldcastle Precast, Inc.
Osborne Construction Company
Pacific Building Envelope
Pacific Pile & Marine, LP
Pape & Sons Construction, Inc.
Partition Systems, Inc.
PCL Construction Services, Inc.
Pease & Sons, Inc.
Pease Construction, Inc.
Pease Piping, Inc.
Pederson Bros., Inc.
PELLCO Construction, Inc
Penhall Company
Penny Lee Trucking, Inc.
Petersen Brothers, Inc.
Petrochem Insulation, Inc.
Phoenix Industrial, Inc.
Picatti Brothers Inc
Pipkin Construction, Inc.
Plastering Plus Northwest
Platte Heating & A/C, Inc.
Poe Construction, Inc.
Poppoff, Inc.
Powertek Electric, Inc.
Primecore Contracting, LLC
Puget Sound Mechanical, Inc.
Pulcon, Inc.
Quigg Bros., Inc.
R|Miller, Inc
RAM Construction General Contractors, Inc.
Rhine Demolition, LLC
RJS Construction, Inc.
Rogers Machinery Company, Inc.
RV Associates, Inc
Ryan General Contractors, Inc.
Salinas Construction Inc.
Santana Trucking & Excavating, Inc.
SB Structures LLC
Scarsella Bros., Inc.
Schwiesow Construction, Inc.
SCI Infrastructure, LLC
Scott Coatings, LLC
Selland Construction, Inc.
Sellen Construction Company, Inc.
Servicemark, LLC
Shimmick Construction Company, Inc.
Site Development, Inc.
Skyline Tile & Marble, Inc.
SODO Builders, LLC
Spane Buildings, Inc
Stan Palmer Construction, Inc.
Stirnco Steel Structures, Inc.
Stripe Rite, Inc.
Sullivan Heating and Cooling, Inc.
Sunset Pacific General Contractors, Inc.
Superior Gunite, Inc.
Superior Steel & Ironworkers, LLC
Swinerton Builders
Systems West LLC
T. Barger Dirtworks, LLC
Tacoma Fixture Company, Inc.
Tacoma Glass Manufacturing
Tacoma Plumbing & Heating, Inc.
Tatley-Grund, Inc.
Teknon Corporation
The Walsh Group
Tiger Construction, LTD.
Totem Electric of Tacoma, Inc.
TRICO Companies, LLC
Tri-Ply Construction, LLC
Triton Marine Construction Corp.
True Contracting, LLC
Tunista Construction, LLC
Turner Construction Company
Turnstone Construction, Inc.
U.S. Construction
UNIMARK Construction Group, LLC
Unity Electric
Universal Refrigeration, Inc.
University Mechanical Contractors, Inc.
Valley Steel Constructors
Versatile Drilling Contractors, Inc.
Vestas-American Wind Technology, Inc.
Walsh Construction Company
Wards' Masonry, Inc.
Washington Patriot Construction LLC
Water Tectonics, Inc.
Wayne's Roofing, Inc.
Western Materials, Inc.
Western Partitions, Inc.
Western Ranch Buildings, LLC
Western Refinery Services, Inc.
Western Ventures Construction, Inc.
Westmark Construction, Inc.
Whatcom Lawns, Inc.
Wide Hollow Development, LLC
Wilcox Construction, Inc.
Winchester Construction
Wiseman Utilities, Inc.
Wrecking Ball Demolition, LLC
Yakima Steel