Exclusive Lack of lending and economic headwinds cited for curbing industry billing HKS' headquarters is in downtown Dallas. The firm is cutting dozens of jobs. (CoStar) By Candace Carlisle, Andy Peters CoStar News June 29, 2026 | 11:05 P.M. Global architecture firm HKS, known for its stadium design group, is cutting dozens of jobs and shut one of its U.S. offices as result of a real estate industry slowdown caused by elevated interest rates and other economic headwinds.