Coffman Engineers, Inc. Coffman Engineers, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories   Business & Professional Services >> Professional Services >> Engineering Services Coffman Engineers, Inc. 221 N Wall St., Suite 500Spokane, WA 99201 | View on Google Maps (509) 328-2994 Visit Site Member Since: 1984 Send a message to: Coffman Engineers, Inc. Your Name: Your Email: Subject: Message: (Date: 9/1/2024)