Hattiesburg HVAC job Friday, April 14, 2017 Coburn's of Hattiesburg recently provide products for a job with TL Ward LLC. It consisted of 12 package units on a commercial building. It included some 15 ton, 10 tons and 7 1/2 ton units. Owners of the company are Conner Hill and Dakota Baker. This entry was posted in Heating & Cooling, Hattiesburg, Job Sites.