Apex Plumbing & Mechanical Piping

Plumbing. AGC member since 2015.
Phone: (509) 575-0148
Fax: (509) 469-1162
Mailing Address
P.O. Box 1384
Yakima, WA  98907

Blythe Mechanical Inc

Blythe Mechanical is a full service commercial and residential mechanical contractor, engineering, and service/maintenance provider. Our services include: design-build and plan spec construction, plumbing, HVAC, commercial refrigeration, steam and hot water boilers, retrofit and remodel construction, sheet metal, HVAC and plumbing repair, preventative maintenance, and backflow testing. AGC member since 1993.
Phone: (360) 389-5500
Mailing Address
3000 W Illinois St.
Bellingham, WA  98225

Comfort Systems USA NW

Mechanical and Plumbing Contractor. AGCW member since 2023.
Phone: (425) 883-9224
Mailing Address
17683 - 128th Pl. NE
Woodinville, WA  98072

Eagle Harbor Associates, LLC

Plumbing and mechanical contractor. AGC member since 2016.
Phone: (360) 779-8201
Fax: (360) 779-8240
Mailing Address
1420 Marvin Rd. NE, Ste. C-147
Lacey, WA  98516

Holmes Mechanical Inc.

Industrial mechanical contractor. AGC member since 2016.
Phone: (360) 698-1977
Fax: (360) 698-1843
Mailing Address
5210 Sinclair Way
Bremerton, WA  98312

PSF Mechanical, Inc.

PSF is a full-service commercial mechanical design and construction firm established in Seattle in 1898. AGC member since 2011.
Phone: (206) 764-9663
Mailing Address
18000 - 72nd Ave. S., Ste. 120
Kent, WA  98032


HVAC, plumbing, mechanical and industrial construction - including 24-Hour service, refrigeration, design/build, pipe fabrication, and complete energy services. AGC member since 1964.
Phone: (206) 364-9900
Mailing Address
19020 33rd Avenue W, Suite 400
Lynnwood, WA  98036