Alcatel Submarine Networks
Portland, OR

Aluminum Co. of America
Malaga, WA

Armstrong World Industries
St. Helens, OR

Boise Cascade Corp.
Research Center
Portland, OR

BP Oil Company
Portland, OR

Chevron Chemical Company
St. Helens, OR

Columbia Falls Aluminum
Columbia Falls, MT

Columbia Grain, Inc.
Portland, OR

CRS Sirrine, Inc.
St. Helens, OR

Fort James Corporation
Clatskanie, OR

Frito-Lay, Inc.
Vancouver, WA

Hickson Corporation
Kalama, WA

Hoffman Construction
Hillsboro, OR

James River Corp.
Camas, WA
Fairview, OR
Wauna, OR
West Linn, OR

Kaiser Aluminum & Chemical Corporation
Tacoma, WA

Lamb Weston
Tri-Cities, WA

Mobil Oil Corp.
Portland, OR

Morris Tacoma Kraft Co.
Tacoma, WA

Nabisco Biscuit Company
Portland, OR

Owens Corning Fiberglass
Toledo, OH

Pacific Gas Transmission Co.
San Francisco, CA

Reynolds Metals Company
Longview, WA
Troutdale, OR

Smurfit Newsprint Corp.
Oregon City, OR

Tillamook County Creamery Assn.
Tillamook, OR

Tri-Met
Portland, OR

U.S. Army Corps of Engineers

U.S. Dept. of Interior
Ellensburg, WA

U.S. Dept. of Transportation
United States Coast Guard
Alameda, CA

Vanalco, Inc.
Vancouver, WA

Wah Chang
Albany, OR

Washington State Department
of Fisheries
Olympia, WA

Weyerhaeuser Paper Company
Cosmopolis, WA