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Locations

Our company is dedicated to providing quality hands-on service to our clients in the Pacific Northwest and beyond. In order to achieve this goal JHI has three strategically placed offices.


Main Office

Portland Office 3420 SW Macadam Ave.
Portland, OR 97239
Tel: 503-223-7799
Fax: 503-223-0907

jason.hays@jhiengineering.com



Branch Offices

Spokane Office 1120 Mullan Road
Suite 210
Spokane, WA 99206
Tel: 509-444-2277
Fax: 509-444-2907

jason.hays@jhiengineering.com

Kalama Office 447 N First Street, Suite 100
PO Box 2179
Kalama, WA 98625
Tel: 360-673-7799
Fax: 360-673-4119

RPollock@jhiengineering.com