View Profile
R E Robertson Plumbing & Heating
- Leak
- Equipment
- Tech
“Phil was nice enough to take a look at our home inspection and give us an idea of priority level, price range and general advice for our plumbing needs.”
Best HVAC Contractors in Annapolis, MD
24 companies listed · 10 in Annapolis · 10 open 24/7 · 18 open weekends · all 24 rated 4.5+
Data verified October 21, 2026
View Profile
Barstow & Sons Heating and Cooling
- Heat Pump
- Hvac System
- Warranty
“Notified when our technician, Peter Govatos, was on his way, arrived within the scheduled time window, showed professionalism throughout the visit, and provided a recap of his service visit at the end.”
View Profile
W.L. Staton Plumbing
- Toilet
- Kitchen Sink
- Well
“They installed everything the very next morning, and even rerouted some of the existing pipes to give me more room in the utility closet and make everything look tidy.”
View Profile
Coastal Heating & Air Conditioning Co.
- Tech
- Inspection
- Diagnosed
“Cameron was very professional and honest and repaired our hvac system to working order when others wanted us to to pay thousands for an unnecessary system replacement!”
View Profile
Advanced Green Home Solutions
- Audit
- Program
- Power Strip
“They meticulously identified both the efficiencies and inefficiencies in our home, going above and beyond by replacing our shower heads and light bulbs with more efficient options.”
View Profile
Pro-Tech Hvac Home
- Questions
- Diagnose
- Life
“Chris knows the meaning of customer goodwill and did not charge us for service calls that did not resolve our issue when it became clear that it could not be fixed - without expectation of further business.”
The 24 companies listed for Annapolis, MD work on furnaces, heat pumps and air conditioners. Each profile repeats what the company publishes about its hours, its license and the equipment it fits, alongside ratings and quotes drawn from public reviews.
Area overview: Annapolis, MD
Of the 24 companies we list here, 10 are in Annapolis itself and 14 come from towns including Crofton (2, 11 mi), Glen Burnie (2, 14 mi) and Edgewater (1, 4 mi). The companies on this page are rated from 4.5 to 5.0 across 7,896 reviews; 18 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (95%), responsiveness (89%) and quality (81%). 10 are open around the clock; 18 are open on Saturdays and 13 on Sundays. The services the companies on this page list most often on their websites are air conditioning (2), heat pumps (2), heating (2), heating services (2) and indoor air quality (2). 11 show a license on their websites; 1 lists staff certifications (BPI) and 7 have a BBB rating of A or A+. 15 have ten or more years of experience, the longest 60 years. 14 offer emergency call-outs; 17 offer financing or payment plans; 8 give free estimates; 10 are family- or locally-owned and 12 list coupons or special offers. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Which companies listed for Annapolis answer no-heat calls at night?
Round the clock availability appears in 10 of the 24 listings on this page. An overnight visit is usually a diagnosis and a temporary fix, since supply counters are shut until morning. Ask what the after hours call out is before the truck leaves.
View Profile
BTR Hvac Services
- Winter
- Text
- Phenomenal
“Bud was terrific - came during the agreed upon time, was very personable, explained everything he was doing and was totally hones - no up sell or inventing repairs.”
View Profile
Quality Hvac Mechanical Services Inc
- Home
- Compressor
- Cost
“Dominick Manansala is always super professional, patient to answer my numerous questions, and makes sure all of my needs are met before leaving the appointment.”
View Profile
Earth River Geothermal
View Profile
Proactive Heating & Air Conditioning
“He presented an estimate prior to performing the necessary repair with a commitment to revisit with me, if it turned out to be more, prior to performing any additional work.”
View Profile
Smith & Rawlings Inc
“True, honest, and diligent professionals who have been a pleasure to work with.”
View Profile
Penguin Heating & Air Conditioning
“They have helped me in a large commercial projects as well as at my home.”
View Profile
Elements Heating & Cooling
- Technician
“My experience with each member of the Elements Heating & Cooling team over the years that we have use them has always been exceptional service by superb technicians and we have been totally and completely satisfied!”
View Profile
Belair Engineering
- Sales
- Spring
- Generator
“The Engineer Mark, was totally professional, phoned giving me his arrival time, came in explained what he would be doing, inside and outside of my home.”
View Profile
A.P. Mathews Heating & A/C
- Work
- Comfortable
- Job
“Throughout the process, the office and the service technicians were knowledgeable and patient with my many questions and worked quickly to make sure we had our heat working.”
View Profile
Bethany Air
- Informative
- The Office
- Window
“We have had some unusual challenges with our HVAC, including birds nesting in the intake and they are always able to help and sometimes get creative to solve problems.”
View Profile
All Good Home Inc
- Unit
- Charge
- Voicemail
“I reached out to Dave based on recommendations from neighbors and friends, and Dave not only answered our call on a Sunday afternoon, but immediately walked my husband through steps to troubleshoot and fix our heat!!”
View Profile
Climatecare Hvac Services
- Maintenance
- Call
- Responsive
“Eric/Ben and crew could not have been more respectful to our home, protection on floors, shoe covers when entering, upmost care removing equipment and installing new (in tight closet), and clean up on completion, not a ding or scratch on any walls or...”
View Profile
Beltway Air Conditioning & Heating
- Tech
- Shoe
- Work
“Jimmy, the Field Tech from Beltway Air-Conditioning and Heating came to inspect my HVAC as a follow-up service on maintenance of my HVAC system, and once again, I have been very pleased with my experience with the staff at Beltway Air-Conditioning an...”
View Profile
Grove Heating & Cooling
- Work
- Salesperson
- Geothermal
“From the previous owners records, we called the company that put the unit in (the unit was only eight years old), they came and inspected the unit, they said the unit needed replacing and they wanted almost $20,000 to replace it.”
View Profile
S&L AC
- Furnace
- Check
- Winter
“Stephen and the other service man were able to quickly diagnose and repair the issue, and were straightforward about other deteriorating parts that will likely needed attention in the future.”
View Profile
Tario Hvac
- Unit
- Responsive
- Property
“I connected with him through Fixd Repair when I needed a new HVAC system and ductwork in my home, but I will be cutting the middle guy for future HVAC needs (Fixd has great prices but they need to tune up on their responsiveness and organization).”
View Profile
Chesapeake Comfort Systems
- Questions
- Matter
- Heat Pump
“Can't say thank you enough to all of them, from the lady who answered the phone and set my appointments up to the guys who came out and got heat going in my house again.”
View Profile
USA Hvac Services
- Knowledge
- Holiday
- Furnace
“He explained all the issues he was seeing clearly, and provided recommendations I could take myself instead of paying someone to do it, which was a super selling point and why i'll be going to him for all my AC needs.”
Why these companies made our list
What customers say about companies in and near Annapolis
- “Both technicians were on time, courteous, very patient, replaced shower heads, bulbs, power cords, did a look at my thermostat settings and explained everything, and provided suggestions on how to save energy!” — customer of Advanced Green Home Solutions
- “These guys were great. They arrived on time, they worked cleanly, and they were professional.” — customer of Pro-Tech Hvac Home
- “Stephen and his team were professional and promptly responded to my request for my furnace replacement.” — customer of S&L AC
- “Absolutely outstanding! Our experience with Chris at Pro-Tech was nothing short of exceptional.” — customer of Pro-Tech Hvac Home
Excerpts from public reviews of the companies listed on this page.
Is this page useful? Yes
No
Is there anything wrong with this page?
