Associates

OAC Services, Inc.

Architects, engineers, and construction management. AGC member since 2009.
www.oacsvcs.com
Phone: (206) 285-4300
Fax: (206) 285-4370
701 Dexter Ave. N, Ste. 301
Seattle, WA  98109

Oldcastle Precast, Inc.

Precast concrete products: three-sided bridges, barrier, utility vaults: electrical, water, communication, and environmental, drainage manholes, pipe, and catch basins. structural/architectural precast. AGC member since 1966.
www.oldcastleprecast.com; www.opauburn.com
Toll Free: (800) 892-1538
Fax: (253) 735-4201
2808 "A" St. SE
Auburn, WA  98002

Oles Morrison Rinker & Baker LLP

Washington's most experienced law firm in all facets of construction - contracts, bonding, insurance, partnering, claims, bid protests, environmental, MBE/WBE and labor. AGC member since 1979.
Phone: (206) 623-3427
Fax: (206) 682-6234
701 Pike St., Ste. 1700
Seattle, WA  98101

On Site Health & Safety

ON-SITE HEALTH & SAFETY is a 24-hour provider of essential health and safety services. Certain services can be better performed at the jobsite, instead of an off-site facility. AGC member since 2016.
Phone: (866) 998-2750
520 - 6th St.
Rodeo, CA  94572

O'Neill Service Group, LLC

Transportation QA/QC design-build, special inspections and construction materials testing, and environmental services. AGC member since 2012.

DBE, MBE

www.oneillsg.com
Phone: (425) 429-7800
Fax: (425) 633-2284
17619 NE 67th Court, Ste. 100
Redmond, WA  98052

Otto Rosenau & Associates, Inc.

WBE certified small business: geotechnical engineering, ground penetrating radar (locating), WABO certified special inspection/testing - concrete, masonry, steel, fireproofing, soil, asphalt, etc. AGC member since 1982.

WBE

Phone: (206) 725-4600
Toll Free: (888) 688-6487
Fax: (206) 723-2221
6747 Martin Luther King Jr. Way S
Seattle, WA  98118

Overton Safety Training, Inc.

Safety training for equipment operators. AGC member since 2006.
Phone: (503) 356-0403
Toll Free: (866) 531-0403
Mailing Address
P.O. Box 6297
Aloha, OR  97007