Adams & Clark, Inc. Adams & Clark, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Business & Professional Services >> Professional Services >> Engineering Services Adams & Clark, Inc. 1720 W 4th AveSpokane, WA 99201 (509) 747-4600 Visit Site Member Since: 1996 Send a message to: Adams & Clark, Inc. Your Name: Your Email: Subject: Message: (Date: 8/15/2022)