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Main office hours:

Monday - Friday 7am - 5pm

Service Hours:


Get In Touch

Main Office Hours

Monday – Friday: 7am-5pm

Service Hours


Join the Team

Hamstra Heating & Cooling is committed to serving Southern Arizona and providing an unmatched level of customer service. We know that the key to accomplishing this goal is to make Hamstra Heating & Cooling the best place to work for our employees.
View Current Openings

Why work for Hamstra?

  • Long-term Employment (Currently 26 employed over 5 years)
  • Medical and Dental insurance
  • Paid vacation and holidays
  • On-site fitness center
  • Modern, reliable vehicles
  • 401(k)

We pay for your certifications, training, tools and uniforms!

Come work for the best. We currently employ more nationally certified technicians than any other HVAC company in Southern Arizona.