Milestone is Garland's trusted home service company. With experts in Cooling, Heating, Plumbing, and Electric, we can tackle your home service needs. Milestone Cooling and Heating technicians are well-equipped to repair and run maintenance on your AC and heater. From a running toilet to a leaking faucet, Milestone plumbers fix any issue. Our electricians handle everything from installation of light switches, ceiling fans, and electrical panels to surge protection and whole-home rewiring.