Independently Rated Highest in Quality
E l e v e n t h
Consecutive Year
Originally Earned:
October 2005
We declare that One Hour Heating & Air Conditioning HAS QUALIFIED for and continues to meet the Ongoing Research and Rating Requirements for Diamond Certified® status.
Certificate #768
(707) 348-4101

Owner Paul Bigham has worked in the HVAC industry since 1984.

One Hour Heating and Air Conditioning installs and maintains heating and air conditioning (HVAC) systems for residential clients in the Bay Area. As an independently owned franchise of a national corporation, the company has access to thousands of specialty parts and materials, which it uses to handle all types of HVAC problems

Owner Paul Bigham says One Hour Heating and Air Conditioning’s highly trained technicians and comfort advisors can design and upgrade energy-efficient climate control systems to fit any home. “All of our team members participate in ongoing training to keep their mechanical and customer service skills honed. We also guarantee on-time service, which means our customers don’t pay if our technicians don’t arrive during the given time frame.”

One Hour Heating and Air Conditioning offers preventative maintenance programs to ensure customers’ electrical and HVAC systems are operating at peak efficiency, and to ensure the safety of customers’ homes. “We also carry a variety of air quality products that remove allergens and impurities to maintain a healthy living environment,” says Mr. Bigham.

Company Philosophy

“Our main focus has always been our customers, and the key to a happy customer is to understand exactly what they expect, so we’re constantly adapting new ways to improve our service. We consider our customers to be our partners, and we make sure to listen to what they have to say. Every comment and suggestion, no matter how small, helps make us better.”

Serving the Bay Area

Full-Service Heating and Air Conditioning Repair and Installation
Ventilation and Indoor 
Air Quality
Duct Seal and Replacement

All Major Brands

Comparative Summary

Heating and air conditioning companies are always looking for ways to distinguish themselves from their competition, and those that have earned the prestigious Diamond Certified award are already several steps ahead. In addition to its Diamond Certified status, One Hour Heating & Air Conditioning sets itself apart by offering a variety of comprehensive guarantees that are rarely seen in the...

Frequently Asked Questions

Q: How qualified are your employees?
A: "Our technicians are fully qualified to perform all types of HVAC services. One of the benefits of being part of a national franchise is we have access to excellent ongoing training programs. We even do video conferencing with the corporate o...
Q: How does your on-time guarantee work?
A: "We typically set our appointments within a four-hour window. If the technician arrives after the time window has expired, the service is free of charge. For a premium, we also offer appointments within one and two hour timeframes. "
Q: Do you offer any kind of special maintenance programs?
A: "Yes, we offer a club membership that covers comprehensive maintenance for less than $20 a month. Members receive four visits a year: one for heating, one for air conditioning, one for their electrical system and one for plumbing. In addition...

Industry Info

Take simple steps to improve your home’s indoor air quality.
As air-related health issues like allergies and asthma become more prevalent, so does the concern about indoor air quality (IAQ) for homeowners. The symptoms of these health issues can be aggravated by the presence of indoor pollution sources, which...
Findings based on statistically reliable research from 321 surveys

Customer Satisfaction

Survey Question: On a scale of 1 to 10 how satisfied were you with the quality you received?
Chart.

Company Credentials

Workers Compensation
Liability Insurance
License Verification
Business Practices
Current Complaint File

Customer Loyalty

Survey Question: If you needed this product or service in the future, would you use this company again?
Chart.
94%
n = 321

Diamond Certified Qualification

Based on 321 customer surveys, we declare
One Hour Heating & Air Conditioning
has passed all rating steps and has earned
The Diamond Certified Award
No. 768
Continuously qualified since October 2005.
David Pak
Director of Ratings Research
American Ratings Corporation

Verbatim Survey Responses From Only Verified Customers

Angela U. Verified Customer Name
"They're dependable, and they don't leave a mess when they're done with the work."
Research conducted by American Ratings Corporation. Ratings Methodology

Diamond Certified® Video Profile

Company Capabilities Table

One Hour Heating & Air Conditioning
(707) 348-4101

Mon – Sat: 7am – 5pm
Available 24/7

Serving the Bay Area

Paul Bigham, Owner
24
65
740999
Liability Insurance, Workers' Compensation
Better Business Bureau
BBB Honor Roll, Franchise of the Year 2008, Franchise of the Year Finalist 2011
1991
Full-Service Heating and Air Conditioning Repair and Installation, Ventilation and Indoor Air Quality, Duct Seal and Replacement
All Major Brands
24,000
Residential
On-Time Guarantee, 100% Customer Satisfaction Guarantee, 2-Year Warranty on Repairs, Customer Satisfaction Warranty on New Equipment Installations
HERO Program, CalFirst & Bank Financing

Photo & Video Gallery

Survey Responses For

One Hour Heating & Air Conditioning

One Hour Heating & Air Conditioning: Average 9 out of 10 based on 321 unique customer surveys of customer satisfaction.
Angela U. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Their annual maintenance program is really convenient and affordable."

"They're dependable, and they don't leave a mess when they're done with the work."

Jackson T. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did what they promised they'd do. I'd recommend their services."

"They were reliable, personable, and professional. I trusted them to do the work without giving me any issues."

Barbara S. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They have quality service. They're extremely professional and knowledgeable."

"They kept my house neat when they came to do the work on my furnace. They wore little coverings over their shoes, so they wouldn't track anything inside."

Carrol M. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:No
Q3 & Q4:

"The service is generally good, but I think the prices are too high."

"They are generally on time, polite, and efficient."

Charles Y. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I think the guys who come out to do the service are knowledgeable, friendly, and professional."

"Well, we had a problem, and they fixed it. It's not rocket science here. They were on it, they figured it out, and they came through with flying colors."

David H. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I've been using them for a few years, and I'm happy."

"I like how they followed up after they did the work, so they could make sure the unit was still up and running."

Frank M. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Very satisfactory"

"Efficient, thorough, and personable people, they were successful."

Lucas A. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They appear to be trustworthy, and they come out as soon as you call them. They finished the job. If there was a problem, I would call, and they would come out right away."

"The two people who did my house were very nice. They seemed to know what they were doing. They identified the problem, and they fixed it. They were very respectful, and they put booties on their shoes."

James B. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They are responsive. They give an estimate, and they do what they are supposed to do."

"Their responsiveness"

Leona V. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They're reliable, and they do a great job."

"For me, they were reliable."

Linda W. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They come out right away to do the job. They're responsive, professional, and personable."

"There is no job too big or too small for them to do. They know what they're doing."

Margaret H. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They would be very happy if they used them."

"I have never had any problems with them."

Pam M. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"If you need someone to come out, they will come."

"They showed up. They were pretty patient with me in showing me how to use my thermostat."

Tony C. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would say to use them. "

"They were on time, they worked hard, and they were thorough. I was happy."

William S. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They're very honest and reliable."

"The fact that they were honest and didn't upsell me. I liked that they had coupons, too. "

David L. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did a good job. That's all I can say."

"All around, it was a good experience."

Jeff R. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They are really knowledgeable and know what they're talking about. They're professional and show up in their uniforms. "

"They remind me when it's time for service."

Loraine S. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They are very reliable and punctual. They are neat and friendly. They do good work."

"When I have called them for things I have had problems with, they have come right out."

Michael H. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Reliable and efficient"

"They are reliable and efficient. They are super. I have been using them for 3 or 4 years now."

James M. Verified One Hour Heating & Air Conditioning Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would recommend that other clients use them."

"The honesty of the people, and they are accurate with their time. The job is well done. They are excellent."