My HVAC Tech

Commercial HVAC Contractors in Ohio

Browse Ohio'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 OH

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Featured Contractors in Ohio

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Koch Applied Solutions DBA Lathrop Trotter

Google Reviewed

Cincinnati, OH

Boiler · Cooling Tower · AHU+3
Multi-Site
on Google

Koch Applied Solutions DBA Lathrop Trotter: Cincinnati commercial HVAC — boilers, chillers, RTUs, cooling towers for off...

Mr. Mechanical Heating & Cooling Services

Cincinnati, OH

RTU · Split System · Heat Pump+3
Service Agreements

Licensed, family-owned commercial HVAC in Cincinnati, OH. RTUs, boilers, heat pumps & more. No corporate pricing. Call 5...

United Refrigeration Inc

Google Reviewed

Cincinnati, OH

Split System · Chilled Water · Cooling Tower+3
on Google

United Refrigeration Inc — Cincinnati commercial HVAC & refrigeration parts, equipment, and service. 5/5 rated, 25-mile...

Jason Bowen Mechanical

Google Reviewed

Cincinnati, OH

RTU · Split System · Heat Pump+3
Service AgreementsMulti-Site
on Google

Jason Bowen Mechanical — Covington, KY commercial HVAC contractor serving Greater Cincinnati. 50+ yrs combined experienc...

Klosterman's Refrigeration

Google Reviewed

Cincinnati, OH

RTU · Chilled Water · Boiler+3
on Google

Klosterman's Refrigeration — Bellevue, KY HVAC & refrigeration for Cincinnati commercial properties. 5-star rated, fair...

Schweikert Mechanical Solutions

Cincinnati, OH

24/7 Available·RTU · Split System · Boiler+3

Schweikert Mechanical Solutions offers 24/7 commercial HVAC, refrigeration & plumbing in Cincinnati, OH, serving offices...

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Commercial HVAC Services in Ohio

Frequently Asked Questions — Commercial HVAC in Ohio

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

Ohio 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 OH 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 Ohio?

Commercial HVAC costs in Ohio 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 Ohio offer 24/7 emergency service?

Many commercial HVAC contractors in Ohio 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 Ohio?

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 Ohio, commercial work typically requires a state contractor license. Manufacturer certifications from Carrier, Trane, or Lennox indicate authorized service capability.