Dee Brown Inc. will move its headquarters from 4101 S. Shiloh Road, Garland, to 1600 N. Collins Blvd., Richardson, in April. The masonry business provides exterior and interior stone-application services for residential, institutional, municipal and commercial properties. A special projects division focuses on restoration, repair and remodeling. 214-321-6443. www.deebrowncompanies.com