15+ years • 6,500+ jobs completed • 1,500+ Oklahoma homes served
Hartzell’s Heat & Air Reviews | 4.8 Stars / 300+ Reviews | Kingfisher Oklahoma | (405) 375-4822
Customer Reviews, Hartzell’s Heat & Air
I’m Dave Hartzell. Over 47 years and 300+ reviews later, my customers in Kingfisher and central Oklahoma keep me honest. Here’s what they say.
4.8 / 5
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300+ verified Google reviews
11 years BBB A+ accredited. NATE Certified. Master HVAC License.
Read Reviews on Google
See every review on my Google Business Profile: Google Reviews for Hartzell’s Heat & Air.
Recent Customer Feedback
Copied word for word from Google, where I sit at 4.8 stars, 300+ Google reviews. Names shortened to first name and last initial.
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“Juan was the best. He answered a ton of questions I had. I mean a ton. He was very polite and thorough. They fixed the part but went on to check that my whole system was running properly. Great service! Thank you”
Jordan, Google review, September 2026
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“Came to my house right away. Discovered the problem and told me all of my options. I highly recommend this business.”
Cyndy G., Google review, December 2025
Why 4.8 Stars Matters
I’m not the cheapest HVAC company in Kingfisher. I’m not trying to be. The 4.8 rating across 300+ reviews means most customers feel they got a fair shake and the work held up. That’s the standard I work to every job.
Leave Your Own Review
Worked with me lately? I read every Google review and respond to them personally. Leave a Google review or call (405) 375-4822 with feedback.