- address: 2194 4th Avenue, Suite 950 Seattle, WA 98121
- John Herzog, PhD, LG, Senior Principal
- t: 206-728-2674
- e: jherzog@geoengineers.com
- www.geoengineers.com
associate member listing
- address: PO Box 400 Longview, WA 98632
- Carol Ruiz, Principal
- t: 360-425-0991
- e: cruiz@gibbs-olson.com
- Vicki Johnson, Marketing Director
- e: vjohnson@gibbs-olson.com
- www.gibbs-olson.com
- address: 501 South G Street Tacoma, WA 98405
- Carolyn Lake, Attorney
- t: 253-229-6727
- e: clake@goodsteinlaw.com
- address: 1201 Pacific Avenue, Suite 2100 Tacoma, WA 98402
- Diana Carlen, Vice President/Attorney
- m: 425-890-0610
- e: dcarlen@gth-gov.com
- www.gth-gov.com
- address: 520 Pike Tower 520 Pike Street, Suite 2350 Seattle, WA 98101
- Brad Jones, Attorney
- t: 206-676-7500
- f: 206-676-7575
- e: bjones@gth-law.com
- www.gth-law.com
- address: 310 E Laurel Street Bellingham, WA 98225 or 1507 Belmont Ave Seattle, WA 98122
- Andy Brown, Associate Principal
- t: 360-788-4352
- e: andy@grahambaba.com
- Susan Tillack, Principal
- t: 206-323-9932
- e: susan@grahambaba.com
- www.grahambaba.com
- address: 180 Iron Horse Court Yakima, WA 98901
- Michael Woodkey
- t: 509-453-4833
- e: mwoodkey@g-o.com
- address: 151 South Worthen Street, Suite 101 Wenatchee, WA 98801
- Glenn Grette, Principal
- t: 509-663-6300
- f: 509-664-1882
- e: glenng@gretteassociates.com
- www.gretteassociates.com
- address: 16520 SW Upper Boones Ferry Road, Suite 100 Tigard, OR 97224
- Christina Villeneuve, Director of Business Development & Marketing, Geologist
- t: 503-641-3478
- e: cvilleneuve@gri.com
- www.gri.com
- address: 650 NE Holladay Street, Suite 900 Portland, OR 97232
- Benjamin Johnson, LHG; Principal Hydrogeologist
- t: 971-200-8520
- e: bjohnson@gsiws.com
- www.gsiws.com