Koontz/ Air Conditioning/ Commercial HVAC
Commercial HVAC
we keep the lights — and the cool — on

Restaurants, retail, offices, light industrial.

Multi-system fleets, RTUs, makeup-air units, and walk-in cooler service. We've been doing commercial work since the 70s.

What's included

  • Rooftop units (RTUs) — service and replacement
  • Makeup-air units
  • Walk-in coolers and freezers
  • Mini-split arrays for offices
  • Service contracts with priority response
  • 24/7 emergency dispatch

How commercial differs

Service contracts are mandatory for most commercial customers — your AC has to keep running while you're open, which means scheduled maintenance and a vendor who picks up at 2am. We do both. Most of our commercial customers have been with us 10+ years.

Authorized distributors

We're authorized service for several commercial brands. See our distributor pages for details.

Distributor pages