Harper Hayes PLLC

Law firm. AGC member since 2012.
Phone: (206) 340-8010
Fax: (206) 260-2852
600 University St., Ste. 2420
Seattle, WA  98101

Harris Rebar Seattle, Inc.

Supplier of concrete reinforcing steel and welded wire fabric. AGC member since 1989.
Phone: (253) 847-5001
Toll Free: (888) 607-3227
Fax: (253) 847-5004
4421 - 192nd St. E
Tacoma, WA  98446

Hartford, The

Surety bonds. AGC member since 2015.
Phone: (206) 346-0133
Fax: (206) 643-6214
520 Pike St., Ste. 900
Seattle, WA  98101


We help our clients better manage their business' payroll, human resources, hiring (including filing for WOTC), time & attendance, and much more, through our integrated, customizable, online suite of services. Whether you're looking for an easier, more cost effective way to pay employees, streamline your hiring process, claim your WOTC credits, or protect your company from employee related risk, Heartland's Payroll/HR services can give you the support you need. In addition, through our partnership with the nation's largest business loan marketplace, Lendio, we can provide you with unprecedented access to business capital. AGC member since 2019.
Phone: (360) 809-3486
Mailing Address
1400 W Washington St., Ste. 104
Sequim, WA  98382
Lauren Gayl
Senior Product Advisor

Hemphill Brothers, Inc.

Limestone extracting and wholeselling, silica sand extracting and selling. AGC member since 2005.
Phone: (206) 842-0748
Fax: (206) 238-5027
Street Address
375 Erickson Ave. NE, Ste. 222
Bainbridge Island, WA  98110
Mailing Address
P.O. Box 10190
Bainbridge Island, WA  98110

Hentschell & Associates, Inc.

Construction insurance and bonding. AGC member since 1991.
Phone: (253) 272-1151
Fax: (253) 272-1225
1436 S Union Ave.
Tacoma, WA  98405

Heritage Bank

Financial institution. AGC member since 2011.
Phone: (360) 943-1500
Fax: (360) 570-7343
201 - 5th Ave. SW
Olympia, WA  98501

Hilti North America

AGC member since 2018.
Phone: (800) 879-8000
Street Address
7250 Dallas Parkway, Ste. 1000
Plano, WA  75024
Mailing Address
2111 - 41st SW Ave.
Seattle, WA  98116

Holroyd Co., Inc.

Ready-mix concrete supplier, sand/gravel producer. AGC member since 1960.
Phone: (253) 474-0725
Fax: (253) 474-3140
Street Address
7216 Lakewood Dr. W
Lakewood, WA  98499
Mailing Address
P.O. Box 39009
Tacoma, WA  98496

HUB International Northwest, LLC

Surety bonds, insurance and employee benefits for the construction industry. AGC member since 2000.
Phone: (425) 489-4500
Fax: (425) 489-4501
Street Address
12100 NE 195th St., Ste. 200
Bothell, WA  98011
Mailing Address
P.O. Box 3018
Bothell, WA  98041

HWA GeoSciences

Located in Bothell, Washington, HWA GeoSciences Inc. is a minority and women owned enterprise that provides a full range of geotechnical and geoscience solutions to public agencies and engineering / architecture firms. Our services include design and construction of bridges, buildings, parks, solid waste, transportation, waterfront, water, wastewater, and storm water facilities. Since 1978, HWA's engineers, geologists, environmental scientists, construction inspectors, and laboratory technicians have been helping to create a better, safer, more sustainable built environment in the Pacific Northwest and abroad. In addition to our engineering and science services, we operate a state-of-the-art materials testing laboratory, accredited by the American Association for Laboratory Accreditation (A2LA) and the American Association of State Highway and Transportation Officials (AASHTO) R18. AGC member since 2018.

Phone: (425) 774-0106
Mailing Address
21312 - 30th Dr. SE, Ste. 110
Bothell, WA  98021