Every customer who works with Greiner Heating and Air Conditioning has the opportunity to fill out our "World's Shortest Survey" after the job is done. We've been collecting this feedback for years, and wow – what an amazing trove of responses! What you see here is just a small sample, but we hope it encourages you to choose Greiner for your home comfort and efficiency needs.

Thanks to all our happy customers who have provided these reviews!

Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

Would you recommend Greiner Heating & Air?

Absolutely, so enthusiastic

Please tell us why?

Prompt, friendly, reliable, fair-rpcied, responsive & attentive (Both with HVAC & water heater hardner in great price-value. (Water heater emergency helped same AM!!!

The best!

Design Specialist: Hans

Installers: Cody, Jesse, Jason

Davis El Macero, CA
Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

Would you recommend Greiner Heating & Air?

Yes!

Please tell us why?

  • Great customer service - night and day
  • Quality, qualified, and kind staff - in the office and the field.
  • We trust you - that's huge

Design Specialist: Nathan

Installer: Diego, Ernesto, Cody

Davis, ca
Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

Greiner gave me excellent service, were efficient and did a great job. They worked until the job was completed and left my house as they found it! 

Fairfield, CA
Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

Courteous and professional workers and staff.

Vacaville, CA
Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

No surprises! All of your people were courteous and efficient. We have used Greiner in the past and will recommend you/

Fairfield, CA
Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

You are dependable, on time, and extremely fun.

Fairfield, CA
Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

Excellent customer service

Excellent product and workmanship

Davis, CA
Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

Great service and competitive prices. Thanks for the Starbucks card. We are warm and toasty with our new heating system.

Davis, CA
Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

You have great employees - they're friendly and genuine and knowledgeable. That fact that they have great camaraderie and like working for Greiner says a lot. I also appreciate the honesty and forthrightness displayed without being pressure to buy "up" or beyond what was reasonable/expected.

Woodland, CA
Greiner Heating and Air Conditioning
Greiner Heating and Air Conditioning

All the men were professionals. They were polite, efficient and friendly. 

P.S. thanks roger for the gift coupon (Starbucks).

Davis, CA

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