BROADVIEW, Ill. - The Unified Group has added five contractors to the association.

The new members are: Advanced Mechanical Services of Central Florida, Atlantic Air Corp., Desert Refrigeration & Heating, Energy Management Specialists, and Mechanical Service Corp.

Advanced Mechanical Services of Central Florida, located in Orlando, Florida, specializes in commercial, HVAC and refrigeration.

Virginia Beach, Va.-based Atlantic Air Corp. offers full-service for HVACR and ice-making equipment and is a licensed general contractor.

HVAC service and construction company Desert Refrigeration & Heating is based in Phoenix.

Energy Management Specialists of Cleveland, is exclusively commercial, industrial and institutional, and focuses on all related HVACR services and plumbing.

Mechanical Service Corporation is based in Whippany, N.J., and specializes in installation, maintenance and service of process-cooling, automation and HVAC systems.

The 5-year-old Unified Group has 34 member companies with more than $500 million in annual revenue.