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Trane ComfortSite is an extranet site designed to save you time. With your secure login, you can:

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  • Complete Warranty requirements online
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Trane Connect

This is the login for Trane® Connect™ and other Trane® commercial applications. Trane® Connect™ is our secure, cloud-based customer portal to access your building systems to remotely monitor and manage building systems, and conduct routine maintenance.

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San Antonio Trane

Commercial Service & Sales

9535 Ball Street
Suite 1100
San Antonio, Texas 78217

(210) 657-0901 (210) 657-0901

Mon - Fri    8:00 AM to 5:00 PM
Sat & Sun   Closed
*After hours emergency service available 

Alliance Air Products

Custom air handler solutions    


Noise/vibration isolation solutions


UL listed packaged systems    


Rooftop screens, gates and enclosures

Climate by Design International (CDI)

Desiccant dehumidifiers and critical process air handlers


Computer room units

DN Tanks

Pre-stressed concrete tanks


HEPA air purifier - permanent, in-room ceiling mounted True HEPA air cleaner that aligns with ASHRAE and CDC recommendations

Evergreen UV

UV lights

Genesis Air

Air cleaning system combining technologies to control particles, gases and biological contaminants


Custom fan arrays


Internet-based automation and cyber security technology and edge-to-enterprise solutions


Custom HVAC units, HVAC coatings, HVAC modifications and air turnover

Multi Aqua

Air-cooled water chillers, ductless split systems for commercial and residential air conditioning and heating needs

Oilon (US)

High temperature and high capacity heat recovery/heat pump chillers    


Energy efficient pre-cooling technology


Custom filters, screens, electrostatic air filters

RER Cooling Towers

Cooling tower solutions


Industrial fans for commercial and large unitary equipment


Custom roof curb manufacturer including roof curbs, insulated roof curbs and vibration isolation curbs 

Tower Tech

High efficiency, modular cooling towers (rental applications and permanent installations)