Since A-1 Guaranteed began as a business, we have grown to be one of the most trusted HVAC service businesses in the areas of Solano, Napa, and Contra Costa Counties. We have gained experience and knowledge from putting our name on thousands of installations and repairs, and our customers gain from our working knowledge of the latest technology in heating and air conditioning. Our reason for existing is the basis of our company philosophy: We work to provide service to our customers. Looking after the best interests of our customers in a professional and fair manner is what sets us apart from other businesses in the industry. We pledge to always be courteous, fair, thorough, and professional in every service we provide.It is this pledge that has enabled us to grow as a family and expand as a company over the years. We are licensed by the state of California (License No. 719381) and hold that license as a true privilege and a testament to our reputation as a premier provider of indoor comfort.

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Reviews

JC
Jack C.

07/07/2016

Provided by Superpages

Staff was very caring and we were satisfied with the work they did.

BF
Brandon F.

04/08/2016

Provided by Superpages

These are great guys that provide a great service. They did the job on time and explained exactly what they were doing along the way.

RF
Randy F.

02/15/2016

Provided by Superpages

Very professional company. It's good to know there are still companies who care about the customer and their professionalism.

G
galewednesday22

10/02/2015

Provided by Superpages

A-1 Guaranteed is the best company. They have great customer service and their work is great from start to finish.

anonymous

06/22/2015

Provided by Superpages

I had a phenomenal experience with A-1 Guaranteed Heating & Air. They were on time, friendly, and polite. They also made sure they cleaned up everything before leaving, which I really appreciated.

anonymous

03/25/2015

Provided by Superpages

Overall we were very pleased with the service. The employees were professional, courteous, and friendly.

anonymous

02/09/2015

Provided by Superpages

I really appreciate the cleanliness of the work crew. Well done everyone and thanks for doing such an excellent job installing my new system!

anonymous

12/09/2014

Provided by Superpages

They knew exactly what they were doing and didn't hide anything from me. They were efficient and very organized.

anonymous

10/09/2014

Provided by Superpages

They were very fast and courteous. It was an enlightening experience and I trust that they will do a good job the next time I use them.

anonymous

09/03/2014

Provided by Superpages

They were courteous and clean. When I had a problem with my unit they came out and took care of it right away. I liked everything about them.

anonymous

05/09/2014

Provided by Superpages

They came in and did the work! It was a bonus that they were clean and tidy.

anonymous

04/09/2014

Provided by Superpages

My favorite part about working with them was the fast response, and the fact that they did a good job.

anonymous

02/07/2014

Provided by Superpages

They were very efficient. They got the job done quickly and when they said they would.

anonymous

11/27/2013

Provided by Superpages

A1 Guaranteed Heating and Air is a very professional group to work with. Terrific.

anonymous

10/01/2013

Provided by Superpages

I liked that when I called them, they came right away. I did not have to wait a long time for an appointment.

anonymous

08/14/2013

Provided by Superpages

They were efficient. The guy they sent out was excellent. He was right on time. They came in and did the job professionally.

anonymous

07/22/2013

Provided by Superpages

I really trust them and have used them many times before. I know just who to call when anything goes wrong with my furnace or my air conditioning. They are professional and honest.

anonymous

07/02/2013

Provided by Superpages

They are a good, responsible company. I've had no problems with them or the work that they did. Give them a call!

D
dannibride

06/17/2013

Provided by Superpages

I liked the good customer service that I received. I was satisfied with the whole interaction I had with this company.

T
tyler8386

05/15/2013

Provided by Superpages

They installed my HVAC system, and I am on a monthly pay plan, so they just need to maintain it. I like their approach to their quality of service. They are very knowledgeable, professional, thoughtful, and considerate.

More Business Info

Family owned and operated

BBB Rating
A+
BBB Rating and Accreditation information may be delayed up to a week.
BBB Accredited businesses follow the BBB Code of Business Practices and pay a fee for accreditation review and monitoring. Accreditation is not a BBB endorsement or evaluation of the business’ product quality or competency in performing services.

BBB Rating and Accreditation information may be delayed up to a week.
Hours
Regular Hours
Mon - Sat:
Brands
Trane
Payment method
all major credit cards, amex, financing available, master card, visa, discover
Neighborhood
West Vallejo
Categories
Air Conditioning Service & Repair, Air Conditioning Contractors & Systems, Furnaces-Heating, Heating Contractors & Specialties, Heating Equipment & Systems
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