1. Industrial Hygiene Services
2105 NE 49th Ave, Portland, OR 97213
Coordinate: 45.53792,-122.61325
Phone: (503) 757-3100
2. Ccs A Division of Pne Corp.
9420 NW Saint Helens Rd, Portland, OR 97231
Coordinate: 45.59042,-122.77745
Phone: (503) 247-9466
3. ATC Associates
7070 SW Fir Loop Ste 100, Portland, OR 97223
Coordinate: 45.42357,-122.75124
Phone: (503) 443-4821
4. Environmental Management System
4080 SE International Way, Portland, OR 97222
Coordinate: 45.43941,-122.61995
Phone: (503) 353-9691
5. AEI Consultants
2027 SE Jefferson St Ste 204, Portland, OR 97222
Coordinate: 45.44339,-122.64045
Phone: (503) 387-5338
6. Environmental Works
2634 SE Steele St, Portland, OR 97202
Coordinate: 45.48403,-122.63874
Phone: (503) 719-6715
7. Natural Resource Group
1500 SW 1st Ave Ste 885, Portland, OR 97201
Coordinate: 45.51195,-122.6762
Phone: (503) 525-5150
8. Erm West Inc
101 SW Main St, Portland, OR 97204
Coordinate: 45.51553,-122.67533
Phone: (503) 488-5282
9. Geosyntec Consultants
621 SW Morrison St Ste 600, Portland, OR 97205
Coordinate: 45.51938,-122.67903
Phone: (503) 222-9518
10. Environmental Science Associates
819 SE Morrison St Ste 310, Portland, OR 97214
Coordinate: 45.51745,-122.65738
Phone: (503) 274-2010
11. Watershed Sciences
421 SW 6th Ave Ste 800, Portland, OR 97204
Coordinate: 45.52083,-122.67803
Phone: (971) 223-5152
12. Herrera Environmental Consultants
24 NW 2nd Ave Ste 204, Portland, OR 97209
Coordinate: 45.52369,-122.67207
Phone: (503) 228-4301
13. Aquarius Environmental
3204 NE 40th Ave, Portland, OR 97212
Coordinate: 45.54628,-122.6215
Phone: (503) 208-3522
14. Cooper Environmental Service
10180 SW Nimbus Ave Ste J6, Portland, OR 97223
Coordinate: 45.44625,-122.78754
Phone: (503) 624-2120
15. Spencer Environmental
6637 SE 100th Ave, Portland, OR 97266
Coordinate: 45.47427,-122.5611
Phone: (503) 788-6954
16. Association Of Northwest Steelheaders
6641 SE Lake Rd, Portland, OR 97222
Coordinate: 45.42552,-122.59424
Phone: (503) 653-4176
17. Rescom Environmental
5100 SE Harney Dr Ste 122, Portland, OR 97206
Coordinate: 45.46239,-122.61015
Phone: (503) 764-9164
18. Environment Oregon
7036 SE 52nd Ave, Portland, OR 97206
Coordinate: 45.47214,-122.60961
Phone: (503) 231-1986
19. Jcwc
1900 SE Milport Rd, Portland, OR 97222
Coordinate: 45.45317,-122.64445
Phone: (503) 652-7477
20. Spencer Environmental
6400 SE 101st Ave, Portland, OR 97266
Coordinate: 45.47551,-122.55907
Phone: (503) 788-4612