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AECOM
999 W. Town and Country Rd.
Orange, CA 92868
(770) 990-1542
www.aecom.com
Amec Foster Wheeler
502 W. Germantown Pike, Ste. 850
Plymouth Meeting, PA 19462
(610) 828-8100
www.amec.com
Ball Janik, LLP
101 SW Main St., Ste. 1100
Portland, OR 97204
(503) 228-2525
www.balljanik.com
BERGER/ABAM Engineers
33301 Ninth Ave S., Ste. 300
Federal Way, WA 98003-2600
(206) 431-2300
www.abam.com
Brown and Caldwell
201 N. Civic Dr., Ste. 115
Walnut Creek, CA 94596-3864
(858) 571-6714
www.brownandcaldwell.com
Cardno ENTRIX
3905 Crescent Park Drive
Riverview, FL 33578
(925) 935-9920
www.entrix.com
CH2M HILL
9191 S. Jamaica St.
Englewood, CO 80112
(719) 477-4957
www.ch2m.com
Cherokee Construction Services
901 W. Evergreen Blvd., Ste. 150
Vancouver, WA 98660
(360) 694-9464
www.cherokeeconstruction.biz
Cooper Zietz Engineers
100 S. King St., Ste. 415
Seattle, WA 98104-2817
(206) 768-8500
www.coopercm.com
Cornforth Consultants
10250 SW Greenburg Rd, Ste. 111
Portland, OR 97223-5443
(503) 452-1100
www.cornforthconsultants.com
David Evans & Assoc., Inc.
415 118th Ave. SE
Bellevue, WA 98005-3518
(425) 519-6528
www.deainc.com
Dull Olson Weekes Architects, Inc.
907 SW Stark St.
Portland, OR 97205
(503) 226-6950
www.dowa.com
ESA
225 Bush St., Ste 1700
San Francisco, CA 94104
(916) 564-4500
www.esassoc.com
Exeltech Consulting, Inc.
8729 Commerce Pl Dr. NE, Ste. A
Lacey, WA 98516-1363
(360) 357-1117
www.xltech.com
GeoEngineers
8410 154th Avenue NE
Redmond, WA 98052
(926) 441-2532
www.geoengineers.com
Geotechnical Resources, Inc.
89725 SW Beaverton-Hillsdale Hwy., Ste. 140
Beaverton, OR 97005
(503) 641-3470
www.gri.com
Gerding Builders
P.O. Box 1082
Corvallis, OR 97339
(541) 250-2908
www.tgerding.com
GHD, Inc.
15575 SW Sequoia Pkwy, Ste. 140
Portland, OR 97224
(503) 226-3921
www.ghd.com
Hamilton Construction Co.
P.O. Box 659
Springfield, OR 97477
(541) 746-2426
www.hamil.com
Hart Crowser, Inc.
1910 Fairview Avenue East
Seattle WA 98102
(206) 324-9530
www.hartcrowser.com
Hatch Mott MacDonald
400 SW Sixth Avenue, Ste. 914
Portland, OR 97204
(503) 243-5001
www.hatchmott.com
HDR Engineering
8404 Indian Hills Dr.
Omaha, NE 68114
(402) 399-1272
www.hdrinc.com
Integrated Water Solutions, LLC.
13370 SW 31st St.
Beaverton, OR 97008
(503) 469-0812
www.integratedwatersolutions.net
IO Environmental and Infrastructure, Inc.
2840 Adams Ave., Ste. 301
San Diego, CA 92116
(619) 280-3278
www.ioenvironmental.com
Kiewit
1800 S. Bell Street, Ste. 300
Arlington, VA 22202
(703) 415-2689
www.kiewit.com
Kleinfelder
5015 Shoreham Drive.
San Diego, CA 92122
(916) 366-2358
www.kleinfelder.com
Kleinschmidt
P.O. Box 650
141 Main Street
Pittsfield, ME 04967
(207) 487-3328
www.kleinschmidtgroup.com
KPFF Consulting Engineers
111 SW Fifth Ave, Ste. 2500
Portland, OR 97204
(503) 227-3251
www.kpff.com
Mason, Bruce & Girard
707 SW Washington St., Ste. 1300
Portland, OR 97205
(503) 224-3445
www.masonbruce.com
Mead & Hunt, Inc.
6501 Watts Rd.
Madison, WI 53719
(608) 273-6380
www.meadhunt.com
MWH
370 Interlocken Blvd.
Broomfield, CO 80021
(303) 533-1900
www.mwhglobal.com
Normandeau Associates, Inc.
25 Nashua Rd.
Bedford, NH 03110
(603) 472-5191
www.normandeau.com
OBEC Consulting Engineers
920 Country Club Rd. Ste. 100B
Eugene, OR 97401-6089
(541) 683-6090
www.obec.com
Otak, Inc.
808 SW Third Ave., Ste. 300
Portland, OR 97204
(503) 287-6825
www.otak.com
Parsons Brinckerhoff
One Penn Plaza, 2nd Floor
New York, NY 10119
(212) 465-5479
www.pbworld.com
Professional Services Industries, Inc.
1901 S. Meyers Rd., Ste. 400
Oakbrook Terrace, IL 60181
(630) 691-1490
www.psiusa.com
Sealaska Constructors
13810 SE Eastgate
Bellevue, WA 98005
(425) 283-0600
www.seakcon.com
Shannon & Wilson
400 North 34th St., Ste. 100
Seattle, WA 98103-8600
(314) 699-9660
www.shannonwilson.com
Siemens Industry Inc.
1881 Campus Commons Dr., Ste. 500
Reston, VA 20191
(703) 262-8407
www.sea.siemens.com
Skanska
1633 Littleton Rd.
Parsippany, NJ 07054
(301) 795-3112
www.skanska.com
Tetra Tech, Inc.
700 N. Saint Marys St., Ste. 300
San Antonio, TX 78205-3512
(626) 470-2348
www.tetratech.com
The Louis Berger Group
2445 M Street NW
Washington D.C. 20037-1435
(818) 398-8850
www.louisberger.com
The Urban Collaborative, LLC.
800 Willamette St.
Eugene, OR 97401
(510) 551-8065
www.urbancollaborative.com
Thomas/Wright
7190 SW Fir Loop
Tigard, OR 97223-8022
(503) 624-1468
www.thomaswright.com
U.S. Army Corps of Engineers - Portland Dist.
P.O. Box 2946
Portland, OR 97208
(503) 808-4500
www.usace.army.mil
URS Corporation
600 Montgomery St., 26th Floor
San Francisco, CA 94111-2728
(512) 419-5979
www.urscorp.com
WEST Consultants
2601 s5th St. SE, Ste. 450
Salem, OR 97302
(503) 485-5490
www.westconsultants.com
Westlake Consultants
15115 S.W. Sequoia Pkwy, Ste 150
Tigard, OR 97224
(503) 684-0652
www.westlakeconsultants.com
Weston Solutions
1400 Weston Way
West Chester, PA 19350
(206) 521-7643
www.westonsolutions.com
WHPacific, Inc.
9755 SW Barnes Rd, Ste 300
Portland, OR 97225
(720) 963-4370
www.whpacific.com
Wildlands, Inc.
3855 Atherton Rd.
Rocklin, CA 95765
(916) 435-3555
www.wildlandsinc.com