GEOTECHNICAL FIRMS


Last updated: 6/20/2007

Please contact Webmaster to have your firm's listing updated.
Please Email firm name, address, contact, web site address, and office telephone.

FIRM
TEL.
WEBSITE
SERVICES

R=Residential
C=Commercial

Alkai Consulting
9465 Provost Rd. NW, Ste. 202
Silverdale, WA 98383

360-613-2407 www.alkai.net
C

AMEC Earth & Environmental
11335 NE 122nd Way, Ste. 100
Kirkland, WA 98034

425-820-4669 www.amec.com
C

Anchor Environmental
1423 3rd Ave., Ste. 300
Seattle, WA 98101

206-287-9130 www.anchorenv.com
C

Apollo Geophysics
314 E. Holly St., Ste. 207
Bellingham, WA 98225

206-647-8303 www.apollogeophysics.com
C

Aspect Consulting
179 Madronne Ln. N
Bainbridge Island, WA

260-780-9370 www.aspectconsulting.com
C & R

Associated Earth Sciences
911 Fifth Ave., Ste. 100
Kirkland, WA 98033

425-827-7701 www.aesgeo.com
C & R

Aziz Engineering NW
PO Box 2758
Redmond, WA 98073

425-898-1007   
C & R

Bergquist Engineering Services
PO Box 13309
Des Moines, WA 98198

253-941-9399   
R

CDM
11811 NE 1st St., Ste. 201
Bellevue, WA 98005

425-453-8383 www.cdm.com
C

CH2M Hill
1100 112th Ave., NE, Ste. 400
Bellevue, WA 98004

425-453-5000 www.ch2m.com
C

Core Design
14711 NE 29th Pl., Ste. 101
Bellevue, WA 98007

425-885-7877 www.anchorenv.com
C

Cornerstone Geotechnical
17625 130th Ave. NE, C-102
Woodinville, WA 98072

425-844-1977 www.cornerstonegeotechnical.com
C & R

Creative Engineering Options
5418 159th Pl. NE
Redmond, WA 98052

425-883-6889   
C & R

E3RA
9802 29th Ave. W. Ste. B102
Everett, WA 98204

425-356-3372 www.e3ra.com
C & R

Earth Consultants
1805 136th Pl. NE, Ste. 201
Bellevue, WA 98005

425-643-3780 www.earthconsultants.com
C & R

EnviroSound Consulting
10765 - 221st Ln. NE
Redmond, WA 98053

360-698-5950 www.EnviroSound.net
C & R

EnviroSound Consulting
9339 Bayshore Dr. NW
Silverdale, WA 98383

360-698-5950 www.EnviroSound.net
C & R

Geo Group Northwest
13240 NE 20th St., Ste. 12
Bellevue, WA 98005

425-649-8757   
C

GeoEngineers
8410 154th Ave. NE
Redmond, WA 98052

425-861-6000 www.geoengineers.com
C & R

Geospectrum Consultants
PO Box 276
Issaquah, WA 98027

425-391-4228   
C

Geotech Consultants
13256 NE 20th St., Ste. 16
Bellevue, WA 98005

425-747-5618 www.geotechnw.com
C & R

GN Northern
722 North 16th Ave., Ste. 31
Yakima, WA 98902

509-248-9798 www.gnnorthern.com
C

Golder Associates
18300 NE Union Hill Rd., Ste. 200
Redmond, WA 98052

425-883-0777 www.golder.com
C

GZA Geoenvironmental
3139 240th Ave NE
Sammamish, WA 98074

425-898-0210 www.gza.com
C

Hart Crowser
1700 Westlake Ave. N, Ste. 200
Seattle, WA 98109

206-324-9530 www.hartcrowser.com
C & R

HWA GeoSciences
19730 64th Ave. W, Ste. 200
Lynnwood, WA 98036

425-774-0106 www.hwageo.com
C & R

Icicle Creek Engineers
230 NE Juniper St., Ste. 101
Issaquah, WA 98027

425-427-8187 www.iciclecreekengineers.com
C

Jacobs Associates
811 First Ave., Ste 407
Seattle, WA 98104

206-682-0081 www.jacobssf.com
C

J. Keith Cross, P.E.
6358 121st Avenue SE
Bellevue, WA 98006

425-747-2150  
C & R

Kleinfelder
2405 140th Ave. NE, Ste. A101
Bellevue, WA 98005

425-562-4200 www.kleinfelder.com
C

Krazan Geotechnical
11715 North Creek Pkwy S., Ste. C106
Bothell, WA 98011

425-485-5519 www.krazan.com
C & R

LACHEL FELICE & Associates
11411 NE 124th St., Ste. 275
Kirkland, WA 98034

425-820-0800 www.lachel.com
C

Landau Associates
130 2nd Ave. S
Edmonds, WA 98020

425-778-0907 www.landauinc.com
C & R

Liu and Associates
19213 Kenlake Pl. NE
Seattle, WA 98155

425-483-9134   
C

Lorilla Engineering
777 Chrysler Drive
Seattle, WA 98146

206-241-7287   
C

Materials Testing & Consulting, Inc. (MTC)
777 Chrysler Drive
Burlington, WA 98233

360-755-1990 www.mtc-inc.net
C

Myers Biodynamics
11254 Sunrise Dr.
Bainbridge Island, WA 98110

206-842-6073   
C

Nelson Geotechnical Assoc.
17311 135th Ave. NE, Ste. A-500
Woodinville, WA 98072

425-486-1669 www.nelsongeotech.com
C

Northwest Cone Exploration
6232 195th Ave. SE
Snohomish, WA 98290

360-568-2807   
C

Otto Rosenau & Associates
6747 M.L.K. Way S
Seattle, WA 98118

206-725-4600 www.ottorosenau.com
C

PacRim Geotechnical
10700 Meridian Ave. N, Ste. 210
Seattle, WA 98133

206-365-8770 www.pacrimgeo.com
C

PanGEO
3414 NE 55th St.
Seattle, WA 98501

206-262-0370 www.pangeoinc.com
C & R

Perrone Consulting
11220 Fieldstone Ln. NE
Bainbridge Island, WA 98110

206-778-8074 www.perroneconsulting.com
C

PSI
24113 56th Ave. W
Seattle, WA 98043

425-248-2400 www.psiusa.com
C

The Riley Group
17522 Bothell Way NE
Bothell, WA 98011

425-415-0551 www.riley-group.com
C

Shannon & Wilson
400 N 34th St., Ste. 100
Seattle, WA 98103

206-632-8020 www.shannonwilson.com
C & R

Sub Terra
218 E. North Bend Way
North Bend, WA 98045

425-888-5425 www.subterra.us
C

Terra Associates
12525 Willows Rd., Ste. 101
Kirkland, WA 98034

425-821-7777   
C

Terracon
18905 33rd Ave. W, Ste. 117
Lynnwood, WA 98036

425-771-3304 www.terracon.com
C & R

Tubbs Geosciences
7505 W. Lk. Sammamish Pkwy. NE
Redmond, WA 98052

425-882-4850 www.tubbs.com
C & R

URS Corporation
1501 4th Ave., Ste. 1400
Seattle, WA 98101

206-438-2345 www.urscorp.com
C