My HVAC Tech

Commercial HVAC Contractors in Missouri

Browse Missouri's top-rated commercial HVAC companies. Whether you manage a single office building or a portfolio of industrial facilities, My HVAC Tech connects you with licensed, insured contractors who specialize in commercial systems.

Verified reviewsLicense & insurance checkedServing all of MO

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Featured Contractors in Missouri

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Multi Craft Contractors

Google Reviewed

Springfield, MO

24/7 Available·RTU · AHU · Chilled Water+3
Service AgreementsMulti-Site
on Google

Multi Craft Contractors — Springfield, MO commercial HVAC service since 1972. 24/7 emergency coverage, preventive mainte...

State Mechanical Services Inc

Google Reviewed

St. Louis, MO

on Google

State Mechanical Services Inc — St. Louis commercial HVAC & refrigeration, 5-star rated, 25-mile service radius, 20+ yea...

Premier Comfort Heating & Cooling

Google Reviewed

Kansas City, MO

24/7 Available·RTU · Split System · Heat Pump+3
Service Agreements
on Google

Premier Comfort Heating & Cooling — Kansas City commercial HVAC, 24/7 emergency service, RTUs to VRF systems, 5/5 rating...

Valley Mechanical LLC

Google Reviewed

Kansas City, MO

24/7 Available·RTU · Split System · VRF+3
Service Agreements
on Google

Valley Mechanical LLC — Blue Springs, MO commercial HVAC contractor, 5/5 rating, 24/7 emergency service, preventive main...

Air Mechanical Services

Google Reviewed

Springfield, MO

on Google

Air Mechanical Services — Battlefield, MO HVAC/R contractor serving Springfield metro with a 5/5 rating, transparent dia...

Gunther Mechanical

Google Reviewed

Springfield, MO

on Google

Gunther Mechanical offers fast, affordable commercial HVAC service in Springfield, MO — next-day installs and transparen...

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Commercial HVAC Services in Missouri

Frequently Asked Questions — Commercial HVAC in Missouri

How do I find a licensed commercial HVAC contractor in Missouri?

Missouri requires commercial HVAC contractors to hold a state contractor's license. Use My HVAC Tech to filter for verified contractors — we confirm license numbers directly with the MO licensing board. Always verify that the contractor carries general liability insurance and workers' compensation before signing a contract.

What should I expect to pay for commercial HVAC service in Missouri?

Commercial HVAC costs in Missouri vary significantly based on system type, building size, and service complexity. Routine maintenance contracts typically run $150–$400 per unit per year. Emergency service calls average $300–$800 for diagnosis and basic repairs. System replacements for rooftop units range from $8,000–$35,000 depending on tonnage.

Do commercial HVAC contractors in Missouri offer 24/7 emergency service?

Many commercial HVAC contractors in Missouri offer 24/7 emergency response, particularly those serving healthcare, food service, and data center clients. Use the "Emergency Service" filter on My HVAC Tech to find contractors with confirmed after-hours availability.

What commercial HVAC certifications should I look for in Missouri?

Look for NATE (North American Technician Excellence) certified technicians, which validates hands-on HVAC competency. For refrigerant handling, EPA Section 608 certification is federally required. In Missouri, commercial work typically requires a state contractor license. Manufacturer certifications from Carrier, Trane, or Lennox indicate authorized service capability.