DRG Mechanical is a locally owned mechanical services company serving homeowners and light commercial customers in Sioux Falls and surrounding communities across Northwest Iowa, Southeast South Dakota, and Southwest Minnesota. The company focuses on comfort, safety, and dependable workmanship, with licensed, certified, and insured technicians who aim to treat each home with care.

Its services include heating and cooling system repairs, installation, and maintenance, as well as plumbing repairs, fixtures, water heaters, and leak detection. DRG also designs and installs geothermal systems, and provides construction and remodeling support, including complete mechanical systems for new homes and renovation projects. For household water, the company installs and maintains treatment systems, including filtration and softening options.

Customers can arrange routine service or request 24/7 emergency assistance for urgent HVAC and plumbing problems. DRG offers a Comfort Club maintenance plan to help keep heating and cooling systems operating smoothly. Its stated approach emphasizes straightforward recommendations, transparent costs, respectful service, and lasting quality.