All of our service technicians are qualified to work on whichever brand of HVAC equipment is installed in your home. Through continuing education and training, our technicians stay up-to-date on ever-changing technologies. Our technicians are NATE certified, which means only the very best are maintaining or repairing your equipment.

Sigman is also a member of Angie's List. We received the Angie's List Super Service Award for 2010, which is only awarded to approximately 5% of its members. Angie’s List Super Service Award winners have met strict eligibility requirements including earning a minimum number of reports, an exemplary rating from their customers and abiding by Angie’s List operational guidelines.

We are also members or affiliates of the following organizations:

ACCA         (Air Conditioning Contractors of America)
RSES          (Refrigeration Service Engineers Society)
 IGSHPA      (International Ground Source Heat Pump Association)
RPA            (Radiant Panel Association)
MCC            (Monroe County Connections)

The Greater Belleville Chamber of Commerce

Angie's List
History  |  Culture  |  Testimonials  |  Qualifications / Certifications
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