County of Orange
Public Facility and Resource Department
300 N. Flower Street, 7th Floor
Santa Ana, CA 92703

County of San Bernardino
Department of Public Works
Regional Parks Division
777 East Rialto Avenue
San Bernardino, CA 92415
www.co.san-bernardino.ca.us/parks/

County of San Bernardino
Department of Public Works
Transportation Design Division
825 East Third Street
San Bernardino, CA 92415
http://www.co.san-bernardino.ca.us/trans/

Department of Transportation, District 8
Encroachment Permits
655 W 2nd Street
San Bernardino, CA 92401
www.dot.ca.gov/dist8/

Inland Empire Utilities Agency
9400 Cherry Avenue, Building A
Fontana, CA 92335
www.ieua.org

Los Angeles County Department of Public Works
Watershed Management Division
900 S. Fremont Avenue
Alhambra, CA 91803
http://ladpw.org/

City of Los Angeles
650 S. Spring Street, Suite 1200
Los Angeles, CA 90014
www.ci.la.ca.us/

U.S. Army Corps of Engineers
Los Angeles District
911 Wilshire Boulevard
P.O. Box 2711
Los Angeles, California 90017
www.spl.usace.army.mil/

City of La Habra
201 E. La Habra Blvd
La Habra, CA 90631
www.ci.la-habra.ca.us

City of Mesa
20 East Main Street
Suite 750
Mesa, Arizona 85211
www.cityofmesa.org

Community Conservancy International
10951 W. Pico Blvd. Suite 201
Los Angeles, CA 90064
www.ccint.org/

Withers and Sandgren, Ltd.
3467 Ocean View Blvd., Ste. A
Glendale, CA 91208

Salt River Sand and Rock
P.O. Box 728
Mesa, AZ 85211

The Wildlands Conservancy
39611 Oak Glen Road
Oak Glenn, CA 92399
www.wildlandspa.org/

Tetra Tech Inc.
Las Vegas
401 North Buffalo Drive, Suite 100
Las Vegas, NV 89145

Irvine
17771 Cartwright Road, Ste. 500
Irvine, CA 92614
www.tetratech.com

Parson Company
4801 East Washington Street, Suite 250
Phoenix, AZ 85034
www.parsons.com