Diamond Heating & Cooling One

About

Diamond Heating & Cooling One is a full-service HVAC contractor based in Chicago, Illinois. Since 1963, we have built a reputation for honest, dependable service. Whether you need a new furnace installation, air conditioner repair, or a complete HVAC system upgrade, our factory-trained technicians are ready to help.

Services

• Heating Repair
• Ductless Mini-Split

Brands We Work With

Credentials

• License: LIC-55923-US Verified(Illinois IDFPR)
• Insurance: Verified
• Background check: Passed
• Employees: 11-25
• Service radius: 26 km

Reviews (2)

• ★★☆☆☆
  Five stars

  Diamond Heating & Cooling One diagnosed and fixed our heating issue when two other companies couldn't figure it out. True experts.

• ★★★★★
  Best in town

  Outstanding customer service from start to finish. Diamond Heating & Cooling One went above and beyond to make sure we were comfortable.