Cashon Air Conditioning has kept Stephenville comfortable since 1942 — over 80 years of Texas summers, January cold snaps, and the calls that always seem to come at the worst time. Out of 198 Morgan Mill Rd in Stephenville, we service all makes and models of air conditioners, furnaces, heat pumps, and mini-splits, residential and light commercial. When your system quits, you want someone who's seen it before and knows how to fix it right the first time.