Columbus Diamond One

About

Welcome to Columbus Diamond One, where comfort meets expertise. Established in 1980, we have grown to become one of Columbus's most trusted HVAC service providers. Our team handles air conditioning, furnace repair, heat pump installation, ductless systems, and more across the Ohio area.

Services

• Emergency Services
  USD 234–639 · ESTIMATE
• Energy Audits
  USD 221–552 · ESTIMATE

Brands We Work With

Credentials

• License: LIC-56888-US (Ohio OCILB)
• Insurance: Verified
• Background check: Passed
• Employees: 6-10
• Service radius: 40 km

Reviews (11)

• ★★★★★
  Best in town

  Called Columbus Diamond One for an emergency repair and they were here within an hour. Professional, courteous, and got everything working again.

• ★★★★★
  Quality workmanship

  Had Columbus Diamond One come out for our annual maintenance. The tech was thorough and explained everything. Good value for the price.

• ★★★★★
  Would use again

  Called Columbus Diamond One for an emergency repair and they were here within an hour. Professional, courteous, and got everything working again.

• ★★★☆☆
  Good experience

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

• ★★★★★
  Very professional

  The team from Columbus Diamond One was friendly and efficient. They completed the AC installation ahead of schedule. Very satisfied.

• ★★★★★
  Great service!

  The team from Columbus Diamond One was friendly and efficient. They completed the AC installation ahead of schedule. Very satisfied.

• ★★☆☆☆
  Best in town

  We have used Columbus Diamond One for years and they never disappoint. Honest pricing, quality work, and they always clean up after themselves.

• ★★★☆☆
  Reliable and fair

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

• ★★★★★
  Fair pricing

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

• ★☆☆☆☆
  Excellent work

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

• ★★★☆☆
  Highly recommend

  We have used Columbus Diamond One for years and they never disappoint. Honest pricing, quality work, and they always clean up after themselves.