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100% Money Back Guarantee = 100% Peace of Mind

100% Money Back Guarantee Means 100% Peace of Mind

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General Info
Thank you for visiting our fan page. We provide Heating & Air Conditioning services to Solano & Contra Costa Counties. We appreciate all our customers and know we could not be a success without you. Thank you for your business.
Business History
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, & Contra Costa Counties. We have gained experience & knowledge from putting our name on thousands of installations & repairs. 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) & hold that license as a true privilege and a testament to our reputation as a premier
Hours
Regular Hours
Mon - Sat:
Extra Phones

Phone: (707) 645-0734

Fax: (707) 649-2701

TollFree: (888) 421-2473

Services/Products
  • Electrical Contractor Services
  • Heating & Air Conditioning Services
Brands
Trane, Trane/General Electric, electric
Payment method
all major credit cards, financing available, amex, discover, mastercard, visa
Location
Serving Solano, Napa and Contra Costa Counties
Neighborhood
West Vallejo
Amenities
Free Estimates Payment Options All Employees Fully Background Checked for Your Safety Commercial and Residential Installation
Accreditation

BBB Honor Roll 17 Years NATE Certified Bay Area Certified Green Business Diamond Certified BPI Certified Goldstar Contractor

NATE Certified

EGIA Approved Contractor

Diamond Certified

Associations
Chambers of Commerce: State of California, City of Vallejo, and City of American Canyon League of California Homeowners Electric & Gas Industries Association Air Conditioning Contractors of America Napa-Solano Builders Exchange Better Business Bureau Safety Services Company Trane Comfort Specialist
Social Links
Categories
Air Conditioning Equipment & Systems, Air Conditioning Contractors & Systems, Air Conditioning Service & Repair, Fireplace Equipment, Fireplaces, Furnaces-Heating, Heating Contractors & Specialties, Heating Equipment & Systems, Heating Equipment & Systems-Repairing, Solar Energy Equipment & Systems-Dealers, Solar Energy Equipment & Systems-Service & Repair
Other Information

Wheelchair Accessible: Yes

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Reviews

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Jack C.

07/07/2016

Overall

Friendly, fast and efficient service with a complete explanation of the work performed. Great experience.

Brandon F.

04/08/2016

Overall

A-1 made everything so easy for us it's no wonder they're doing so well! They do great work and are very helpful

Randy F.

02/15/2016

Overall

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

Maria M.

11/02/2015

Overall

I'm a busy person, so it was very convenient that A-1 Guaranteed Heating and Air worked around my schedule. They were flexible and I really appreciate that, that's why I won't use anyone else.

Nicole B.

07/15/2015

Overall

Larry from A-1 Guarenteed Heating & Air was very generous and professional. He went out of his way to make sure the job was done right and we really appreciate and value that. Great work!

Cindi R.

02/27/2015

Overall

The ladies in the office are really nice and friendly whenever they call or if I should call the office. The guys who came out to our home were also very friendly. All the work that they've done has been great and we will continue to do business with A-1 Guaranteed in the future.

Betty K.

01/20/2015

Overall

A-1 Guaranteed worked around my busy work schedule and was able to have the work I needed done without me being home. They did an excellent job. Thank you!

Ken L.

11/12/2014

Overall

I made an appointment and they were timely in completing the job. They were also very friendly and easy to talk to. They did an excellent job.

Sue G.

08/12/2014

Overall

They showed up when they said they would and I like that I was able to talk to the people who could make a decision. They were exceptional. All the things spot on.

Marc W.

12/18/2013

Overall

I liked that the installation of the furnace was done quickly, efficiently, and their quality of work was excellent. They did not leave any mess behind.

Bert D.

11/06/2013

Overall

They are nice people and very competent. I have never had a problem with them and I use them regularly (year after year). I really like their quality of service!

Ruby R.

07/22/2013

Overall

The technician was on time and setting the appointment was easy. The installation of the new heater was quick and simple. We had no problems whatsoever and I was pleased with the quality of their work.

joedaytona

05/15/2013

Overall

I like that I can get an appointment fairly quickly and that they are not pushy about anything. I like them so much that I keep calling them. I have used them three times. Their work is very thorough, which is important.

larrylkm

11/09/2012

Overall
They took the time to explain,...

They took the time to explain, they were very through, and they had great follow-up. It was just a pleasurable experience.

cbcrane

05/27/2009

Overall
First rate service!

Wonderful service. Family owned and operated, with great support staff. The installers are professional and friendly.

They took great pride in doing the job right. Richard the owner has a motto on his service trucks. "Do the right thing even when no one is looking". Now that's integrity! I highly recommend this company.

lena10

05/27/2009

Overall
This company is a Winner!

As a service provider I know what it takes to please customers. I have been very impressed at the honesty, integrity, and quality of the work A1 provides. Friendly staff that value doing the job right. Richard, the owner has a favorite saying: "Do the right thing even when no one is looking". That inspires confidence, and A1 delivers!