Call us at 509-281-3332.  If our offices are open, an actual person will answer!

Office Location

Trillium Engineering
101 1/2 Oak St
Hood River, OR 97031

Note that the entrance to our office is located on 1st street, just south of the Oak and 1st intersection.

Trillium is located one hour east of Portland’s PDX airport.  Please don't book travel to Portland, Maine.  We recommend staying at either the Hood River Hotel conveniently located across the street from Trillium, or at the waterfront Hood River Inn.


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