Diamond Air Conditioning

About

Locally owned and operated, Diamond Air Conditioning is your trusted source for professional HVAC installation, repair, and maintenance in Chicago and the greater Illinois region. With over 23 years of experience, our certified technicians handle everything from emergency AC repairs to complete system replacements.

Photos

Services

• Commercial HVAC
  USD 206–468 · ESTIMATE
• Duct Installation
  USD 210–613 · ESTIMATE
• Heat Pump Services
  USD 338–809 · ESTIMATE
• Preventive Maintenance
  USD 323–630 · ESTIMATE
• Refrigeration
  USD 218–286 · ESTIMATE

Brands We Work With

Credentials

• License: LIC-54533-US Verified(Illinois IDFPR)
• Insurance: Not verified
• Background check: —
• Employees: 1-5
• Service radius: 29 km

Reviews (10)

• ★★★★☆
  Best in town

  Diamond Air Conditioning did an amazing job. The technician arrived on time, was very knowledgeable, and fixed the issue quickly. Fair pricing too.

• ★★★★★
  Fair pricing

  Diamond Air Conditioning diagnosed and fixed our heating issue when two other companies couldn't figure it out. True experts.

• ★★★★★
  Highly recommend

  After getting quotes from several companies, we went with Diamond Air Conditioning and glad we did. Best price and best service.

• ★★★★★
  Best in town

  Diamond Air Conditioning installed a new furnace for us last month. Great communication throughout the process and the crew was very respectful of our home.

• ★★★★★
  Impressed

  Diamond Air Conditioning 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 Air Conditioning went above and beyond to make sure we were comfortable.

• ★★★☆☆
  Reliable and fair

  Diamond Air Conditioning diagnosed and fixed our heating issue when two other companies couldn't figure it out. True experts.

• ★★★★☆
  Five stars

  After getting quotes from several companies, we went with Diamond Air Conditioning and glad we did. Best price and best service.

• ★★★★★
  Great service!

  After getting quotes from several companies, we went with Diamond Air Conditioning and glad we did. Best price and best service.

• ★★★☆☆
  Very professional

  Outstanding customer service from start to finish. Diamond Air Conditioning went above and beyond to make sure we were comfortable.