Our Company

Engineering/Remediation Resources Group, Inc. (ERRG) is a minority- and woman-owned firm that provides turnkey services including:

Our diverse staff of professional engineers, geologists, environmental scientists, and seasoned field construction personnel work in multidisciplinary teams to manage, design, and oversee practical solutions to environmental projects.

Driven by leaders with a cohesive vision and strong entrepreneurial spirit, the company has evolved into a diverse environmental, engineering, and construction services firm. Since 1997, ERRG has rapidly grown to a team of nearly 300 employees with a broad base of skills and offices throughout California, Colorado, Hawaii, Idaho, Oregon, and Washington. ERRG provides the full spectrum of remediation services to our public and private sector clients. View our locations »

ERRG is certified as a Woman-Owned Small Business and a Small Disadvantaged Business.

ERRG – Your Engineering and Remediation Resource

Safety. Quality. Service. Value.

CONTACT US

California

4585 Pacheco Boulevard Suite 200 Martinez, CA 94553 925.969.0750

18231 Irvine Boulevard Suite 200 Tustin, CA 92780 714.597.7750

456 Montgomery Street Suite 900 San Francisco, CA 94104 415.395.9974

9727 Business Park Drive Suite A Sacramento, CA 95827 916.520.7275

Colorado

12081 W. Alameda Parkway #129 Lakewood, CO 80228 720.214.6736

Hawaii

677 Ala Moana Boulevard Suite 308 Honolulu, HI 96813 808.533.6000

Oregon

21355 Horton Court West Linn, OR 97068 503.701.7943

Washington

Seattle Office 15333 NE 90th Street Redmond, WA 98052 425.658.5026

Spokane Office West Sunset Hwy PO Box 1508 Airway Heights, WA 99001 509.244.6574

California

4585 Pacheco Boulevard
Suite 200
Martinez, CA 94553
925.969.0750

456 Montgomery Street
Suite 900
San Francisco, CA 94104
415.395.9974

18231 Irvine Boulevard
Suite 200
Tustin, CA 92780
714.597.7750

9727 Business Park Drive
Suite A
Sacramento, CA 95827
916.520.7275

Colorado

12081 W. Alameda Parkway
#129
Lakewood, CO 80228
720.214.6736

Hawaii

677 Ala Moana Boulevard
Suite 308
Honolulu, HI 96813
808.533.60003

Oregon

21355 Horton Court
West Linn, OR 97068
503.701.7943

Washington

Seattle Office
15333 NE 90th Street
Redmond, WA 98052
425.658.5026

Spokane Office
West Sunset Hwy
PO Box 1508
Airway Heights, WA 99001
509.244.6574