HVAC in Missouri

42 HVAC contractors in 33 cities and towns. Heating, ventilation, air conditioning and refrigeration installers and service companies, including rooftop units and service agreements. Facilities usually schedule them at least twice a year, before cooling and heating seasons.

How Many HVAC Contractors Are in Missouri?

We list 42 HVAC contractors in Missouri, across 33 {cities.length === 1 ? 'city' : 'cities and towns'}; the most are in Saint Louis (2), St Louis (2), Columbia (2). Facilities usually schedule HVAC contractors at least twice a year, before cooling and heating seasons. Ask each for a written quote with every fee included and compare the totals.

Updated November 6, 2026 · Source: OpenStreetMap (refreshed November 6, 2026).

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Before You Hire

  1. Do you take commercial work, and do you service buildings like ours?
  2. Can you send a certificate of insurance naming us as additional insured?
  3. Are your technicians EPA Section 608 certified to handle refrigerant?
  4. Do you service our equipment type and brand (rooftop units, chillers, boilers)?
  5. What does a service agreement include, visit by visit?

Centech LLC

4316 Route CC, Jefferson

HVACPhone listedWebsiteHours listedSource: OSM

Corrigan Company

3545 Gratiot Street, Saint Louis

HVACPhone listedWebsiteSource: OSM

Classic Aire Care

1276 North Warson Road, St. Louis

HVACPhone listedWebsiteHours listedSource: OSM

HVAC in every state · Questions to Ask Before Hiring: HVAC

Listings: © OpenStreetMap contributors (ODbL) · Data last updated November 6, 2026 · Sources & method