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A-1 Guaranteed Heating & Air, Inc

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1768 Broadway
Vallejo, CA 94589

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(707) 645-0734
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Reviews
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Best

I needed the job done quickly and A-1 was able to do it. They arrived early in the morning and were done within a couple hours.

Worst

All reviews seem positive

Prompt Service 6/9/2016

I needed the job done quickly and A-1 was able to do it. They arrived early in the morning and were done within a couple hours. more
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Editorial review from Citysearch 6/9/2016

Great customer service and really nice employees! more
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Great Staff 3/14/2016

Both the estimator and installer that came to my home were very courteous and friendly. The installer especially went out of way and beyond the call of duty to get the job done. more
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Editorial review from Citysearch 3/14/2016

I use A-1 Guaranteed Heating and Air for my house and 2 of my rentals and they do a wonderful job. Larry in particular has done many things that other companies said couldn't be done. more
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recommended 12/3/2015

Every time I've had to call A-1 Guaranteed Heating & Air for either a fix or installation they've been fantastic. I love how friendly everyone is and how respectful the tech were. I'd recommend them to anyone, any day. more
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Editorial review from Citysearch 12/2/2015

I always have a positive experience with A-1 Guaranteed Heating & Air Conditioning. They're prompt, polite, and very timely. more
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Willing to help 8/6/2015

I was extremely impress with the knowledge everyone had at A-1 Guaranteed and their willingness to help. I'd highly recommend them. more
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Editorial review from Citysearch 8/6/2015

My expectations were 110% exceeded. The whole staff at A-1 was so helpful and answered any and every question I had. They were even great after they installed my AC and followed up. more
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Editorial review from Citysearch 3/25/2015

Could not have gone any better. They worked around my and my wife's schedules and did top notch work! Everyone was very friendly and professional. more
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Completely Satisfied 2/27/2015

I am completely satisfied from the front office staff to the installers. Courtesy and professionalism of demonstrated every single step of the way. Thank you for the outstanding service. more
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Editorial review from Citysearch 2/27/2015

They were excellent in explaining what we needed and asked more questions and provided more answers than any other company we've worked with. Keep up the great work! more
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Editorial review from Citysearch 1/20/2015

I thought the installers that did my furnace did a fantastic job! Plus they were both friendly and very professional. They didn't even scratch the floor! You couldn't even tell that they had been working in that area of the house. more
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Easy to Talk To 12/9/2014

They were down to earth and easy to talk to. I could talk with them and they were not stubborn like other contractors. more
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Editorial review from Citysearch 11/11/2014

They are very competent in the HVAC industry, very professional, and reliable too. I liked the efficiency of their work. It does not take them long to accomplish what is needed. more
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All Around Good Company 9/19/2014

They came in and did their work quickly and professionally. They did the maintenance quickly as well. They are an all around good company. more
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Excellent 8/12/2014

They showed up on time, did what they said they were going to do, and cleaned up after themselves. Excellent service overall. more
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Editorial review from Citysearch 4/9/2014

They came in and did the job and were very polite and seemed to work fast. They answered all of our questions. more
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Editorial review from Citysearch 1/15/2014

I appreciated that they were willing to fix the system I already had and now it's working fine again! They seem very honest and ethical to have done that for me. more
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Honest 10/1/2013

I would tell others to use them and at least give them a try. They are honest, fair, and they do good quality work. No do-overs are ever needed with them! more
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Editorial review from Citysearch 9/30/2013

I like that they know what they are doing! They are courteous and experienced and do the work quickly. more
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Owner Message

  • A-1 Guaranteed Heating & Air, Inc. provides top-quality HVAC services in Vallejo, CA. We offer expert installation, repair, and maintenance for heating and air conditioning systems. Our skilled technicians guarantee reliable service and customer satisfaction. Contact us today for a free estimate and experience the A-1 difference!

Additional information
  • Hours: Mon 08:00am-05:00pm, Tue 08:00am-05:00pm, Wed 08:00am-05:00pm, Thu 08:00am-05:00pm, Fri 08:00am-05:00pm
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