Professional Services for Commercial Environments...

A.J. Roberto Mechanical provides the following services for our commercial customers...

  • 24-hour Diagnostic Troubleshooting and Emergency Service
  • Equipment Operation Inspections
  • Preventative Maintenance Contracts
  • Full Maintenance Contracts
  • Annual Overhaul Maintenance
  • Equipment Leak Testing
  • Compressor Repair and Replacement
  • Equipment Modernization
  • Energy Conservation
  • Oil & Refrigerant Replenish or Replacement
  • Oil and Refrigerant Analysis
  • Pump Overhaul
  • Tower Overhaul
  • Sheet Metal Work
  • Pipefitting
  • Refrigeration Piping
  • Coil Winterization
  • Coil Repair/Replacement
  • Filter Changing
  • Starter Replacement

A.J. Roberto Mechanical repairs and maintains the following types of systems to keep your facility running at optimal efficiency and performance...


  • Computer Room Air Conditioning Systems
  • Heat Exchangers
  • Heat Pumps
  • Variable Frequency Drives (VFD)
  • Roof-top Equipment
  • Variable Air Volume (VAV) Systems
  • Air Handlers
  • Cooling Towers
  • Heating Equipment
  • Pumps
  • Air-Cooled Chillers
  • Water-Cooled Chillers
  • Screw Compressors
  • Scroll Compressors
  • Open drive Compressors
  • Reciprocating Compressors
  • Ventilation Systems
  • Oil Boilers and Furnaces
  • Gas Boilers and Furnaces
  • Pneumatic Controls
  • Energy Management Systems and Controls