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ABOUT US | Contact

Cooper Zietz Engineers, Inc.
620 SW 5th Ave., Ste. 1225
Portland, OR 97222
Herb Fricke, PE
President
Tel: 503.253.5429
Fax: 503.253.5412
herbf@coopercm.com
Cooper Zietz Engineers, Inc.
720 Third Ave., Ste. 1903
Seattle, WA 98104
Ken Valder, PE
Regional Manager
Tel: 206.768.8500
Fax: 206.768.8501
kenv@coopercm.com
Cooper Zietz Engineers, Inc.
PO Box 2135
Battle Ground, WA 98604
Carl Zietz, PE
Vice President
Tel: 360.666.0055
Fax: 306.666.4827
carlz@coopercm.com

Cascade Design Professionals | 2780 SE Harrison St., Suite 104 - Portland, OR 97222 | 503.652.9090 | Fax 503.652.9091

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