Design Source Inc. Design Source Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories   Business & Professional Services >> Professional Services >> Green Technology Design Source Inc. 502 E 5th AveSpokane, WA 99202 (509) 455-8740 Visit Site Connect With Us Member Since: 1987 Send a message to: Design Source Inc. Your Name: Your Email: Subject: Message: (Date: 12/4/2024)