Tarleton State University - Small Business Development Center Education & Training Tarleton State University - Small Business Development Center Visit Website 105 N. Stockton St. Granbury, TX 76048 (254) 592-1994 (817) 873-5822 (fax) Hours: In Brownwood - Tuesday, Thursday, & Friday. Please call for appointment first. About Map About The SBDC's mission is to provide consulting, training, and research to small business in pursuit of community Economic Development. What's Nearby? Distance: 5 10 15 20 25 50 mi.