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Annapolis, MD
Annapolis, MD
Bringing Comfort Home
Annapolis HVAC Services
One Hour Heating & Air Conditioning® of Annapolis
4.8
Heating, AC & Furnace Repairs in Annapolis, MD
When homeowners want a reliable heating or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning. We are the premier HVAC service provider in the United States for a simple reason: we actually care about your comfort.
At One Hour, we respect you, we respect your time, and, most importantly, we respect the trust that you put in us to keep your home comfortable. It’s why we back all of our work with a 100% customer satisfaction guarantee for two years, and it’s why we’re always on time—guaranteed.
We Have a Reputation
For Being Punctual, Friendly and Knowledgeable
4.8
George Waters
04-04-2026
“My technician was Prince Pereke, he did a thorough review of our system to find out the real reason behind some lingering issues we had. Multiple technicians before him, but has able to properly identify the issue!”
Douglas Smoot
04-03-2026
“We were very happy with the service we receive. Today was air conditioning. The technician, Prince, seemed to be very knowledgeable and was efficient. We have been happy with this company the last few years.”
Christine Hunter
03-23-2026
“Prince did our HVAC service and was exceptional professional. He was clear with all explanations.”
Bruce Stein
03-04-2026
“Great service!”
Dr. Craig Coates
02-27-2026
“He was very friendly, honest, transparent, and patient as we made the right decision. He presented every option and gave me the opportunity to decide what works best for my family alongside his expertise.”
Dana Barnes
02-24-2026
“The Tech, Prince, did a Great Job, very thorough, and explained all that was done and needed to be done.”
Natalie Perez
02-18-2026
“Chris and his crew were fantastic. They were very professional and friendly and we were happy to have them in our home. Highly recommend One Hour!”
Natalie Perez
02-18-2026
“Tyler was a true professional. He was very knowledgeable and explained everything he was doing during the service visit. Highly recommend One Hour and Tyler.”
Carmen Ellis-Williams
02-04-2026
“My experience was great. Brandon arrived right on time. He provided friendly service and left me a happy customer!”
Jeff Green Sr
01-01-2026
“Excellent Service! Reliable On-time Service. Our Service Tech Damon was professional, knowledgeable and extremely productive with resolving our HVAC service issues.”
Our customers love what we do because we treat them like the neighbors they are to us. While we carry the One Hour name, we’re an independently owned and operated business with a personal investment in the local community. We back our work with a 100% satisfaction guarantee, provide StraightForward® pricing guides for your benefit, and will pay you back for being even one minute late to an appointment.
Here For You
When You Need Us Most!
'Round the Clock Availability
No matter the hour, you can trust One Hour to be there to help you when you get hit with the unexpected.
100% Satisfaction Guarantee
We guarantee our materials, labor, and craftsmanship for up to two years from the date of your service.
StraightForward Pricing® Guide
Before we start any work, we discuss your available options so you know exactly what you are getting and how much it will cost. No hidden fees!
Always On Time…Or You Don’t Pay A Dime!®
We understand your time is valuable, so we promise to arrive at your home within the predetermined time window that you select, or your service call is free.
Financing Available!
Prioritize your comfort without fronting the entire bill on day 1 – contact us today to learn more about financing options.
Hours of Operation
We are available 24/7 to take your call for emergencies. For all other services, our appointment hours are:
Monday
24 hours
Tuesday
24 hours
Wednesday
24 hours
Thursday
24 hours
Friday
24 hours
Saturday
24 hours
Sunday
24 hours
Authority Brands is the leading provider of in-home services, building brands that support the success of franchisees as well as better the lives of the homeowners we serve and the people we employ.
