Best Commercial HVAC Contractors in San Antonio, TX
Compare 20 commercial HVAC companies serving San Antonio, TX carrying a combined 4,311 Google reviews at an average of 4.9 stars. 4 offer 24/7 emergency response. Local crews service Rooftop Unit (RTU), VRF / VRV System, Split System, Heat Pump, and more. Request free quotes and hire the right contractor for your building.
Commercial HVAC Contractors in San Antonio
View allEvenflow Home & Commercial Services
San Antonio, TX
Evenflow serves San Antonio commercial HVAC needs — RTUs, VRF, boilers & more — with 4.9/5 stars across 1,014 reviews an...
North East Air Conditioning Heating & Plumbing Inc.
San Antonio, TX
Serving San Antonio since 1971, North East Air offers commercial HVAC, boilers, VRF, and plumbing with non-commission te...
Air Authority LLC
San Antonio, TX
Air Authority LLC — San Antonio commercial HVAC, 25-mi radius, NATE-certified techs, 4.8★ (643 reviews). RTUs, chillers,...
EZ Air Conditioning & Heating
San Antonio, TX
EZ Air Conditioning & Heating — San Antonio commercial HVAC since 2000, 9x Carrier President's Award winner, 4.9★ rating...
Eagle Heating & AC
San Antonio, TX
Eagle Heating & AC — licensed San Antonio commercial HVAC, 4.9/5 rating, RTUs to chillers, family-owned since 2011, 25-m...
AIR SYSTEMS A/C-HEATING AND REFRIGERATION
San Antonio, TX
San Antonio commercial HVAC contractor with 35+ years experience, 4.9/5 rating, 24/7 availability, and service across RT...
Tri-City A/C & Heating
San Antonio, TX
Tri-City A/C & Heating | San Antonio commercial HVAC — RTUs, VRF, AHUs, 24/7 emergency service, 4.9★ rating, 25-mile ser...
Miller Cooling & Heating
San Antonio, TX
Miller Cooling & Heating — licensed San Antonio commercial HVAC, 4.9★/199 reviews, serving RTUs, boilers & more across S...
Straight Cool Mechanical
San Antonio, TX
San Antonio commercial HVAC contractor — RTUs, boilers, refrigeration, 24/7 emergency service, virtual diagnosis, 4.5★ r...
Opiela Mechanical Inc
San Antonio, TX
Opiela Mechanical Inc serves commercial properties in San Antonio, TX within a 25-mile radius. Contact for project-speci...
Cool Component Heating & AC
San Antonio, TX
Cool Component Heating & AC — San Antonio commercial HVAC installation, repair & maintenance plus refrigeration, electri...
Shafer Mechanical
San Antonio, TX
Shafer Mechanical — San Antonio commercial HVAC, mechanical & plumbing contractor since 1988. 24-hr emergency service, a...
Accu-Aire Mechanical, LLC
San Antonio, TX
Accu-Aire Mechanical, LLC — San Antonio's licensed commercial HVAC contractor offering 24-hr emergency repair, Design Bu...
Holts Mechanical
San Antonio, TX
Holts Mechanical — San Antonio commercial HVAC contractor since 1972. New construction, maintenance, repairs & 24/7 emer...
Texas Chiller Systems
San Antonio, TX
Texas Chiller Systems delivers commercial HVAC services to San Antonio, TX facilities within a 25-mile radius. Built for...
Mueller & Wilson Inc
San Antonio, TX
Mueller & Wilson Inc — San Antonio mechanical contractor since 1949. Licensed & bonded HVAC, plumbing, refrigeration, fa...
Comfort-Air Engineering & Primo Plumbing
San Antonio, TX
San Antonio commercial HVAC & plumbing since 1964. Daikin Comfort Pro dealer, 24/7 repair, upfront pricing, within 25 mi...
Kilgore Industries
San Antonio, TX
Kilgore Industries delivers turnkey MEP contracting — HVAC, electrical & plumbing — for commercial & industrial projects...
Flo-Rite Mechanical
San Antonio, TX
Flo-Rite Mechanical: San Antonio commercial HVAC for chillers, boilers, rooftop units & more. Google Guaranteed, 24/7, f...
International Mechanical Services
San Antonio, TX
International Mechanical Services — San Antonio commercial HVAC, plumbing & design-build contractor. Licensed TACLA# 576...
Commercial HVAC Services Available in San Antonio
Why Choose My HVAC Tech in San Antonio?
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Every contractor listed works on commercial buildings — RTUs, chillers, VRF — not residential.
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Frequently Asked Questions — Commercial HVAC in San Antonio
How many commercial HVAC contractors are in San Antonio, TX?
My HVAC Tech lists 20 commercial HVAC contractors serving San Antonio, TX, with a combined 4,311 Google reviews averaging 4.9 stars. 4 of them offer 24/7 emergency service.
How much does commercial HVAC service cost in San Antonio?
Commercial HVAC costs in San Antonio depend on the system type and scope of work. Routine service calls typically run $150–$400. Preventive maintenance contracts for a single rooftop unit average $200–$500/year. Full system replacements range from $8,000 for small packaged units to $100,000+ for large chiller plants.
How do I find a reliable commercial HVAC contractor in San Antonio, TX?
Start by verifying the contractor holds a current state license and carries adequate insurance. Check reviews from other commercial property managers on My HVAC Tech. Ask for references from similar properties (office, retail, industrial). Get at least three written quotes for any major project.
Do San Antonio commercial HVAC contractors offer emergency service?
Yes, many commercial HVAC contractors in San Antonio offer 24/7 emergency response. Response times vary — the best operators typically arrive within 2–4 hours for critical failures. Always confirm after-hours rates upfront, as emergency service typically carries a surcharge.
What's the best time of year to schedule HVAC maintenance in San Antonio?
For cooling systems, schedule spring tune-ups in March–April before peak demand season. For heating systems, fall service in September–October ensures readiness. Scheduling preventive maintenance during off-peak periods gives you faster scheduling and sometimes lower rates.