1. Kleinfelder 9200 SW Nimbus Ave, Beaverton, OR 97008 Coordinate: 45.45312,-122.78832 Phone: (503) 644-9447
2. Geocon Northwest 8283 SW Cirrus Dr, Beaverton, OR 97008 Coordinate: 45.46156,-122.7917 Phone: (503) 626-9889