Germantown, MD

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Germantown, MD
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Best HVAC Contractors near Germantown, MD

We have one company in Germantown on file, and it is on this list, along with 23 from towns including Gaithersburg (7, 4 mi), Sterling, VA (7, 14 mi) and Rockville (3, 9 mi).

13 open 24/7 · 19 open weekends · all 24 rated 4.5+ · 9 show a license

Data verified October 18, 2026

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Clarksburg Heating

Clarksburg Heating

(35)
  • Truck
  • Knowledge
  • Price
“They showed up at the expected time, had all the parts and tools needed to complete the job, tested thoroughly after the installation, reviewed any semi-annual maintenance I needed to handle on my part, and left the work areas clean and tidy.”
In Business Since 2017
Free Initial Consultation
Emergency Services
23108 Bank Barn Ct, Germantown, MD
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AMS Air Conditioning and Heating

AMS Air Conditioning and Heating

(48)
  • Unit
  • Winter
  • Price
“Moshe has been my HVAC go-to person for 20 years for this old house, His excellent work included a complete system replacement and upgrade 4 years ago.”
Free Initial Consultation
In Business Since 1998
Emergency Services
Coupons & Offers
Rockville, MD · 9 mi from Germantown
FAQs
What services do you offer for Air Conditioning Installation in MD?
We provide comprehensive Air Conditioning Installation services in Maryland. This includes assessing your cooling needs, recommending suitable units, and expertly installing them for optimal performance.
What services do you offer for Furnace Installation in MD and Washington, DC?
We provide comprehensive Furnace Installation services in both Maryland and Washington, DC. Our expert technicians assess your heating needs, recommend suitable units, and ensure precise installation for optimal warmth.
Do you provide Heating Repair services in both MD and Washington, DC?
Yes, we offer Heating Repair Services in both locations. Our skilled technicians are equipped to handle a variety of heating systems, ensuring efficient and timely repairs.
What is included in your Furnace Maintenance Service in MD?
Our Furnace Maintenance Service includes a thorough inspection, cleaning, and lubrication of essential components. We aim to identify and address potential issues before they escalate, ensuring your furnace operates smoothly.
What services do you provide for Condenser Repair in MD?
Our Condenser Repair services address issues related to the condenser unit. We aim to diagnose and resolve problems promptly, ensuring your cooling system operates efficiently.
We do have more answers on the FAQ page on our website.
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Clover Contracting: Plumbing

Clover Contracting: Plumbing

(49)
  • Informative
  • Leak
  • Inspection
“Brian was very informative pointing out the leak in rubber line to the April Air Humidifier & quickly getting a new rubber line to carry the water to the humidifier; tightening the copper line feeding the water to the humidifier ; recaulking two area...”
In Business Since 1986
Emergency Services
Offers Financing Options
Accepts All Major Credit Cards, Cash, Check
Ashburn, VA · 15 mi from Germantown
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R A Dobson Inc

R A Dobson Inc

(48)
  • Work
  • Pricing
  • Diagnose
“Unlike their competition, R A Dobson took the time to answer all of our questions thoroughly and despite calling them late in the day, they were able to install a new tank the following morning.”
Family Business
In Business Since 1978
Emergency Services
Free Initial Consultation
Sterling, VA · 14 mi from Germantown
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Cool Breeze Plumbing

Cool Breeze Plumbing

(47)
  • Estimate
  • Work
  • Job
“We have had a wonderful experience with Cool Breeze - easy to get ahold of anytime and they have always understood our needs and been quick to respond.”
Coupons & Offers
In Business Since 1985
Emergency Services
Offers Financing Options
Gaithersburg, MD · 4 mi from Germantown
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Home Air Services

Home Air Services

(48)
  • Unit
  • Cleaning
  • Maintenance
“He also provided much very important information about the safe operation of our heating system that had never been given to us by other repair/maintenance companies over many years of service.”
Coupons & Offers
In Business Since 2001
Family Business
Emergency Services
Rockville, MD · 9 mi from Germantown
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The 24 companies listed for Germantown, 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: Germantown, MD

The 24 companies on this page are rated from 4.6 to 5.0 across 12,915 reviews; 22 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (89%), responsiveness (80%) and quality (80%). The topics that come up most in reviews of the companies on this page are "estimates", "price" and "efficient". 13 are open around the clock; 19 are open on Saturdays and 14 on Sundays. The services the companies on this page list most often on their websites are indoor air quality (6), heating (4), plumbing (4), heat pumps (3) and thermostats (3). 9 show a license on their websites; 4 list staff certifications (NATE) and 9 have a BBB rating of A or A+. Domain records put 20 websites of the companies on this page at ten or more years old; the oldest dates from 1996. 17 offer emergency call-outs; 13 offer financing or payment plans; 11 give free estimates; 8 are family- or locally-owned and 14 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.

Do any heating firms listed for Germantown work on Saturdays or Sundays?

Saturday or Sunday hours show up for 19 of the 24 companies here. Saturdays fill with the calls that came in on Friday, so ask whether you are getting a repair slot or a sales visit. Sunday work is usually treated as an emergency call.

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Michael Bonsby Hvac

Michael Bonsby Hvac

(49)
  • Explanation
  • Options
  • Questions
“Installation or replacement of HVAC system is almost a once in a life time project and when it has to be done some time in your life you need a company that understands your doubts, nervousness and then cares, openly explains, and addresses all your ...”
Family Business
In Business Since 2007
Offers Financing Options
Coupons & Offers
Gaithersburg, MD · 4 mi from Germantown
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John Nugent & Sons

John Nugent & Sons

(49)
  • Competitive
  • Valve
  • Plumbing
“The lead technician Matt explained the scope of the work, how long it would take, and when it was done cleaned up and went over everything with me and reminded me to register it on Carrier site to get my warranty.”
In Business Since 2000
Coupons & Offers
Free Initial Consultation
Offers Financing Options
Sterling, VA · 14 mi from Germantown
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Presidential Heating & Air Conditioning

Presidential Heating & Air Conditioning

(48)
  • Inspection
  • Humidifier
  • Efficient
“Want to send a note that service technician Juan Albisu performed the winter season maintenance and associated extras humidifier, trap clean, i-wave purifier inspection, with extraordinary efficiency and personality.”
Free Initial Consultation
In Business Since 1984
Offers Financing Options
Coupons & Offers
Gaithersburg, MD · 4 mi from Germantown
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ADI Heating & Air Conditioning

ADI Heating & Air Conditioning

(41)
  • Summer
  • Competitive
  • Prices
“Also their prices are great - a couple years ago when we knew our system was on its way, we had gotten quotes from other companies that were much higher.”
In Business Since 2002
Offers Financing Options
Coupons & Offers
Accepts All Major Credit Cards
Gaithersburg, MD · 4 mi from Germantown
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Parker Pearce Service Experts

Parker Pearce Service Experts

(48)
  • Explanation
  • Dryer Vent
  • Polite
“Charles Lepovetsky has been the primary service engineer we have had over the past several years and he is certainly one of the most competent and efficient repairman and representative of this company.”
In Business Since 2014
Coupons & Offers
Free Initial Consultation
Emergency Services
Gaithersburg, MD · 4 mi from Germantown
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James A. Wheat & Sons

James A. Wheat & Sons

(48)
  • Basement
  • Garbage Disposal
  • Plumbing
“Technician John White Jr did a great job of quickly diagnosing and fixing the issue with my AC unit (loose control board wire), starting with the simplest, most upstream possible causes and working downstream step by step.”
Family Business
In Business Since 1999
Coupons & Offers
Free Initial Consultation
Gaithersburg, MD · 4 mi from Germantown
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Fairfax Cooling & Heating Company

Fairfax Cooling & Heating Company

(47)
  • Heat Pump
  • Night
  • Unit
“A couple of days after they installed the heat pump, the A/C stopped working (not their fault -- a manufacturing defect) and they called their supplier on a Sunday morning to pick up a new part and came and repaired it immediately.”
In Business Since 2002
Emergency Services
Accepts All Major Credit Cards
BBB Rating: A+
Herndon, VA · 16 mi from Germantown
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Markool Heating Cooling Plumbing

Markool Heating Cooling Plumbing

(50)
  • Water Heater
  • Estimate
  • Questions
“Their professionalism, knowledge, friendliness and can do attitude made the entire experience of purchasing and installing a heat pump system stress free and seamless.”
In Business Since 2018
Coupons & Offers
Free Initial Consultation
Offers Financing Options
Frederick, MD · 20 mi from Germantown
Featured

Markool Heating & Cooling is a premier HVAC contractor locally owned and operated in Frederick, MD. Since 2016, our team of skilled technicians has offered high-quality work and emergency services with a personal touch 24 hours a day, seven days a week. Our heating company is Energy Star-certified and a member of the ACCA, our technicians are NATE-certified, and we are a Carrier Factory Authorized Dealer. Call today if you need a heating expert!

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Snell Home Services

Snell Home Services

(48)
  • Electrician
  • Sensor
  • Inspection
“Tony Stango repaired a toilet that overflowed and assisted me in selecting a new toilet to replace a 35 year old toilet that was not functioning properly.”
In Business Since 2011
Coupons & Offers
Offers Financing Options
Emergency Services
Sterling, VA · 14 mi from Germantown
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Premier Home Comfort

Premier Home Comfort

(50)
  • Responsive
  • Temperature
  • Communication
“He immediately assessed the situation that we were having with the Air Conditioning unit and patiently explained exactly what he would do to resolve our issue.”
In Business Since 2018
Emergency Services
Licensed
Ashburn, VA · 15 mi from Germantown
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Ron Air Heating & Air Conditioning

Ron Air Heating & Air Conditioning

(50)
  • Estimate
  • Responsive
  • Job
“They put our heating air conditioning in when our house was built 26 years ago, and they have serviced it well ever since, and not tried to sell us anything we didn't need, as another company did.”
In Business Since 1980
Family Business
Accepts All Major Credit Cards
BBB Rating: A+
Dayton, MD · 16 mi from Germantown
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Premier Hvac LLC

Premier Hvac LLC

(50)
  • Leak
  • Evening
  • Price
“They come on the same day to diagnose and said the compressor fan motor was broken and needs to be replaced, and also warned me that it might not fix the issue as the compressor might also will fail since it's been running without the fan motor, whic...”
In Business Since 2020
Free Initial Consultation
Emergency Services
Licensed
Herndon, VA · 16 mi from Germantown
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Glenmont Heating & Air Conditioning

Glenmont Heating & Air Conditioning

(50)
  • Maintenance
  • Polite
  • Hvac
“So caring was this technician that he had already finished our repair and drove off, but turned around and came back to replace the new thermostat he had just installed with another model that he realized would serve us better.”
In Business Since 1984
Coupons & Offers
Offers Financing Options
Emergency Services
Rockville, MD · 9 mi from Germantown
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Air 1 Mechanical Heating and Cooling

Air 1 Mechanical Heating and Cooling

(49)
  • Water Heater
  • Estimate
  • Job
“Wanted to switch to a new HVAC service after many years - Air1 was available quickly; provided updates on arrival time; did a thorough job with great communication throughout, and answered all my questions.”
In Business Since 2006
Offers Financing Options
Coupons & Offers
Emergency Services
Sterling, VA · 14 mi from Germantown
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Atlantic Coastal Cooling & Heating

Atlantic Coastal Cooling & Heating

(49)
  • Call
  • Service Plan
  • Price
“They wanted to charge us over $1,000 to clear the drain line on one of the indoor air handlers, and said it would take 2 service personnel to do it (after they attempted to clear the drain line from outside and failed for which they charged us $350 f...”
In Business Since 2003
Family Business
Free Initial Consultation
Transparent Fees & Pricing
Gaithersburg, MD · 4 mi from Germantown
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Cool Factory

Cool Factory

(47)
  • Energy-Efficient
  • Tech
  • Cost
“Cool Factory has a great team from the time I booked the initial appointment to then having some very friendly and knowledgeable technicians properly and efficiently diagnose the issue(s) promptly and take action to replace and repair every detail of...”
In Business Since 2016
Emergency Services
Sterling, VA · 14 mi from Germantown
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Garneski Air Conditioning & Heating Co

Garneski Air Conditioning & Heating Co

(48)
  • Heat Pump
  • Leak
  • Technician
“I had a wonderful experience this morning when Darren was taking care of my heating maintenance checkup along with some work on the HVAC equipment, and the hot water heater flush He is very knowledgeable, kind, and explains things to me so I underst...”
In Business Since 1982
Coupons & Offers
Family Business
Accepts All Major Credit Cards
Sterling, VA · 14 mi from Germantown
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Cardinal Plumbing Heating & Air Inc

Cardinal Plumbing Heating & Air Inc

(47)
  • Sump Pump
  • Hose
  • Technician
“Not only was Hugo one of the most professional, personable technicians we've ever encountered, but he was thorough, knowledgeable, and took the time to explain everything in detail, so we understood our options.”
In Business Since 2013
Locally Owned & Operated
Offers Financing Options
Licensed
Sterling, VA · 14 mi from Germantown
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HomeHeating & Air Conditioning, HVACMarylandGermantown, MD

Why these companies made our list

What customers say about companies near Germantown

  • “Franco was prompt and professional. He took time to explain in detail his findings and the state of the furnace.” — customer of Snell Home Services
  • “They just installed new heat pumps for me and as usual were on time, totally professional, and courteous.” — customer of Ron Air Heating & Air Conditioning
  • “Great customer service and workmanship. I needed a new air conditioner and furnace and got it installed in less than a week.” — customer of ADI Heating & Air Conditioning
  • “Very professional company and qualified technicians. Did a great and timely job on replacing my furnace.” — customer of Premier Hvac LLC
  • “Michael was extremely helpful, informative and thorough with our situation this weekend.” — customer of Fairfax Cooling & Heating Company

Excerpts from public reviews of the companies listed on this page.

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