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Claim This BusinessAssociated Mechanical Service LLC has operated from Chattanooga since 2002, delivering commercial and industrial HVAC solutions for over two decades. The company holds a 5-star rating across 18 verified reviews, reflecting consistent workmanship that building owners and property managers count on. Their service area covers Chattanooga and the surrounding Tennessee communities, handling system installations, diagnostics, and repairs for businesses ranging from small retail spaces to large industrial facilities. The team operates Monday through Friday, 8 AM to 4:30 PM, fielding service calls as situations arise.
What distinguishes this contractor is their breadth of system expertise and in-house capability. They install and service air cooled chillers, split HVAC systems, packaged units, water source heat pumps, VRF systems, and mini split configurations alongside industrial exhaust fans and make-up air units. Their maintenance programs are designed to prevent equipment failures rather than simply reacting to breakdowns. The company emphasizes quality fabrication and the installation of dependable systems, positioning themselves as a partner for facilities that cannot afford climate control downtime.
Reviewers specifically mention technician Aaron and his team, noting their professional conduct and thorough work on AC units at rental properties and commercial buildings. John S. describes how the crew arrives promptly and gets systems running quickly, while Lance W. emphasizes the company's knowledge and customer service over years of ongoing partnership. Jessica R. notes the team's quick response whenever issues surface, highlighting the kind of continued relationship that generates repeat business in the commercial sector.
All eight sampled reviewers award 5 stars, with multiple clients specifically naming technician Aaron and praising the team's rapid response and diagnostic accuracy. Reviewers emphasize no return trips for the same problem, suggesting thorough troubleshooting on first service calls.
| Sunday | Closed |
| Monday | 8 AM–4:30 PM |
| Tuesday | 8 AM–4:30 PM |
| Wednesday | 8 AM–4:30 PM |
| ThursdayToday | 8 AM–4:30 PM |
| Friday | 8 AM–4:30 PM |
| Saturday | Closed |
New installation and equipment replacement for commercial buildings, from design through fabrication and complete system setup.
Diagnostic services and repairs for all commercial HVAC equipment, with emphasis on avoiding repeat service visits.
Scheduled maintenance plans designed to keep systems running efficiently and prevent unexpected failures.
Installation, repair, and maintenance of air cooled chillers common in small to medium commercial facilities.
Service for split systems with indoor and outdoor cabinets, plus ductless mini split configurations.
Large-capacity ductless solutions running multiple indoor units with inverter compressors for efficiency.
Exhaust fans for contaminant removal and make-up air units for fresh air intake in industrial spaces.