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Find Central a/c service or repairers in Bethesda

Avatar for Simply Home Service, LLC
Simply Home Service, LLC
5.0(
30
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"Sean was very prompt in responding to me request for service and did his absolute best to accommodate my schedule at my convenience. He was very flexible overall and helped get my AC repair ASAP after it was broken. This was especially helpful since it was getting warm outside! He was on time for all of our appointments and communicated what needed to be done/fixed clearly, so I wasn’t left with a huge bill that I wasn’t expecting. Expectations are very important and he seems to understand. I would highly recommend Sean and/or his team for any issues you might have for a cost effective and friendly solution. Thank you so much for your help Sean!"
Response time3 hrs
Response rate97%
Recommended by93%of homeowners
Avatar for 3MMECHANICAL
3MMECHANICAL
4.9(
31
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Emergency services offered

Warranties offered

"This technician was amazing he made sure all repairs were completed from start to finish. A1 service with A1 customer service. I would recommend him and anyone working for him anytime."
SERVICE CALLS
SERVICE CALLS
SERVICE CALLS
SERVICE CALLS
SERVICE CALLS

+8

Response time3 hrs
Response rate89%
1 neighbors recently requested a quote
Avatar for Michael Bonsby HVAC, Plumbing & Electrical MD
Michael Bonsby HVAC, Plumbing & Electrical MD
4.2(
134
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved

In business since 2004

Free estimates

Emergency services offered

"I decided to cancel the repair because of cost. They made a repair that will last for a year or two and I will pay the price when this unit dies. A repair was $1,200 and a replacement was $4,300. Just too much."
Routine Maintenance
Maintenance
Mitsubish Ductless System
Outside Mitsubishi Unit
Carrier

+3

27 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for BlueStar Air Mechanical Inc.
BlueStar Air Mechanical Inc.
4.9(
32
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved

In business since 2012

Free estimates

Emergency services offered

"I contacted Bluestar Air Mechanical for a second opinion after an appointment with Air One. I have a Carrier HVAC system, and the Air One technician recommended a complete system replacement, claiming the blower was bad, the furnace control board needed replacing, and that there were other issues. Since replacing the HVAC is a big investment, I wanted to get a second opinion. It was only after comparing the service from Bluestar that I realized Air One may have been pushing for a new system sale or lacked the expertise to properly diagnose and repair the actual problems. Isaac, the technician from Bluestar, spent about an hour thoroughly diagnosing and fixing the issues. He found burnt wiring in the furnace and discovered that the wrong capacitor had been incorrectly installed in the AC. Isaac replaced the burnt wiring in the furnace and the capacitor in the AC. After these repairs, my Carrier system was back up and running—without the need for a costly replacement. Bluestar, and Isaac in particular, demonstrated professionalism, expertise, and honesty. They focused on resolving the actual issues instead of pushing for an unnecessary system replacement. I highly recommend Bluestar for their reliable service and Isaac’s thorough and knowledgeable work."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+13

Response time3 hrs
Response rate100%
4 neighbors recently requested a quote
Avatar for GAC Services
GAC Services
4.8(
293
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved (Corporate)

In business since 1970

Free estimates

Warranties offered

"GAC services was able to come out for a same day trouble shooting appointment. Jim S arrived on time and was very courteous and professional. He was able to quickly identify the problem with the registers and dampers and able to get warm air flowing to the otherwise very cold areas of the house. In addition, Jim was able to recommend some additional services that would help me achieve the desired evenness of temperature such as an additional return and humidifier for the home. Great experienced master certified technician!"
Additional Photos
6 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for McCarthy Services
McCarthy Services
4.2(
370
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved (Corporate)

In business since 2000

Free estimates

Credit card accepted

"Cozy Heating And Cooling is a local HVAC service contractor located right here in Woodbridge, VA. Since 2018, Cozy Heating And Cooling has provided dependable service and quality repair work in metro areas of DC, MD and VA. We specialize in satisfying all heating and air conditioning needs to ensure maximum comfort with the highest performance standards from employee training to customer care. All of our technicians are fully certified and trained to install and repair the latest HVAC equipment and technology."
Installing a new A/C system.
220 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Edwin's Air Conditioning & Heating, LLC
Edwin's Air Conditioning & Heating, LLC
4.9(
28
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved

In business since 2006

Free estimates

Emergency services offered

"Edwin was FANTASTIC!!! I found him on the HomeAdvisor app after my home warranty company failed to respond to my work order for a broken A/C unit after 3 days. I called him and he was able to provide a same-day appointment within a few hours! When he arrived, he was very knowledgeable, professional, punctual, efficient, and came prepared with all the right tools. I was very impressed with his service and look forward to him servicing my HVAC unit in a few weeks for general maintenance/preventative service. It has been so hot lately that we needed urgent service and Edwin saved the day! I would highly recommend him to others. Thanks so much again, Edwin!!!"
Response time2 hrs
Response rate90%
Recommended by96%of homeowners
Avatar for JDL HVAC & Plumbing Services
JDL HVAC & Plumbing Services
4.5(
951
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2010

Free estimates

Emergency services offered

"JDL called within 30 min of placing my request and set up a visit. They evaluated my AC unit and agreed to repair, despite its age (more than 20 years old!). The cost was a fraction of a new unit. Their lead service tech, Isak, was great - knowledgeable, efficient and responsive to my questions. I was very impressed and will have them return for maintenance and service in the future."
NEW INSTALL
CLEANING COILS
CLEANING COILS
 CLEANING COILS
 CLEANING COILS

+118

Response time5 hrs
259 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Ward Services LLC
Ward Services LLC
5.0(
20
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Emergency services offered

Warranties offered

"I hired Ward Services to replace my AC and furnace in 2023, then again in 2026 for my new home, as well as regular maintenance and system check up since 2023. Their service is consistently professional, and the cost is reasonable comparing to the estimates by some big HVAC companies. The lead technician always takes time to explain in detail the existing problems and options. Highly recommended."
Rheem Indoor AC Unit
Rheem Outdoor AC
Thermal Imaging
Air Sealing
Attic Cleanup

+25

Response time6 hrs
Response rate100%
Recommended by5%of homeowners
Avatar for Forage Mechanical
Forage Mechanical
4.8(
13
)
Central A/C - Service or Repair

Serving Bethesda, MD and surrounding areas

Approved

In business since 2017

Free estimates

Credit card accepted

"After having a very bad experience with another HVAC company, I used them and quickly saw how the other HVAC company was over charging. I found my technician to be very knowledgeable, hardworking and honest. He repaired one AC unit and replaced the other. Would definitely recommend!"
My work
My work
My work
My work
My work

+8

Response time7 hrs
Response rate96%
Recommended by91%of homeowners
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FAQs for central a/c service or repair projects in Bethesda, MD

Coils work to absorb heat into the refrigerant that flows through them, moving heat from one location to another. For air conditioning, the evaporator coil inside the air handler in your home absorbs heat. It then transfers the heat outside to the condenser coil, where it releases it. The opposite process happens for heat pumps. When the coils get dusty and dirty, it reduces how well these components work.

Skip regular cleanings, and dirt, debris, and mineral deposits will blanket your evaporator and condenser coils. When that happens, the coils can’t shed heat efficiently, so the system works harder and your energy bill climbs. Over time, overheating strains the compressor and can trigger a full breakdown—an avoidable repair that often costs far more than a simple annual cleaning.

AC coil cleaning is an investment that pays for itself in the benefits it provides. Dust‑caked coils force your AC to run longer, so you spend more on electricity and rack up extra wear. A quick professional cleaning restores efficiency, trims monthly bills, and eases strain on expensive parts. Over the long haul, that small yearly fee delays pricy repairs and stretches the unit’s lifespan, making coil cleaning one of the smartest HVAC tune‑ups you can schedule.

Watch for higher electric bills, rooms that stay warm no matter how low you set the thermostat, or an AC system that runs nonstop. Extra humidity and frost on the coils are also red flags. Catching these clues early lets you schedule a quick cleaning before the system overworks itself and triggers an expensive breakdown.

Your AC cleaning technician starts by shutting off the power to the unit and removing the faceplate. Compressed air and a vacuum hose blast away loose debris, followed by a coil-safe, no-rinse cleaner that dissolves stubborn grime. After the solution has soaked in, the professional wipes the fins, reassembles the housing, and restores power, leaving the system ready to cool at peak efficiency.

The Bethesda, MD homeowners’ guide to central a/c service or repairs

From average costs to expert advice, get all the answers you need to get your job done.