Locations
Regional Sales Branch 
Processing Center 
Collection Service Branch
CALIFORNIA
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ECS Refining Corporate Headquarters
705 Reed Street
Santa Clara, CA 95050
Phone: 800.469.9278
Front Desk: 408.200.7000
Fax: 408.200.7010
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ECS Refining Stockton
2222 S. Sinclair Avenue
Stockton, CA 95215
Phone: 800.469.9278
Front Desk: 209.774.5000
Fax: 209.774.5001
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ECS Refining Southern California
2300 Pomona Blvd.
Pomona, CA 91768
Phone: 800.469.9278
Front Desk: 408.200.7000
Fax: 408.200.7010
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TEXAS
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ECS Refining Mesquite
1515 Big Town Blvd.
Mesquite, TX 75149
Phone: 800.469.9278
Front Desk: 972.551.7800
Fax: 972.551.7801
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OREGON
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ECS Refining Medford
407 Boardman Street
Medford, OR 97501
Phone: 800.469.9278
Front Desk: 541.772.8023
Fax: 541.773.9980
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ECS Refining Portland
9026 NE 13th Ave
Portland, OR 97211
Phone: 800.469.9278
Front Desk: 541.772.8023
Fax: 503.289.2964
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WISCONSIN
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ECS Refining Midwest
Chippewa Falls, WI 54729
Phone: 800.469.9278
Fax: 972.551.7801
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