A One Heating, Air Conditioning, and Plumbing LLC

Business Description:

Family owned/ operated business with over 15 years of experience specializing in Residential and Commercial design, installation, service and repair of HVAC systems.

Categories

heating & air conditioning
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Reviews

5 Stars

New Market, MD

5

Smooth, efficient and on time.

I had a great experience with Leerie and his son, they were very knowledgeable and friendly to me. Read More

5 Stars

Mitchellville, MD

5

I would recommend them to anyone

Mr. Simpson and his crew are very responsive and professional. Read More

5 Stars

Germantown, MD

5

Good Service

I found A One Heating, Air Conditioning, and Plumbing on Google and liked that they had good reviews. I had them come out to do some work on my air conditioning unit that wasn't working. The technicians were professional and actually a little early for my... Read More

5 Stars

Ft. Washington, MD

5

The father and son team were very knowledgeable and professional.

This is a great company. Very professional and performed in a very timely manner. Explained financing measures thoroughly. Read More

5 Stars

Upper Marlboro, MD

5

Excellent and Professional Service

When our old HVAC system malfunctioned in early July at a time when the temperatures were in the high 90s and the humidity was unhealthy, we contacted A One HVAC to assess our existing condensing unit to determine if it could be repaired and/or to provide us with a... Read More

5 Stars

Waldorf, MD

5

The Jamaican Team

Great service. The Jamaican are experienced and explains what you need to know of keeping your AC working. The new AC unit has been installed and cool air is flowing through out my house. Thank you and the team for great work and customer service. I would... Read More

5 Stars

Ft. Washington, MD

5

Excellent and Professional Company

This is a very good company. They responded to my call in a very timely manner. They quickly assessed my problem and gave a clear explanation of what needed to be done. My HVAC system was replaced in just a few days and the pricing was fair. Everything is working... Read More

5 Stars

Washington, DC

5

Great Service for Great Value

We have been working with A1 for 8 years now, from installing our multi zone AC units, to replacing our water heater, and regular maintenance of our systems. Leerie is always available, always knowledgeable, and works us into his schedule without issues. Would... Read More

5 Stars

Bowie, MD

5

A-1 is top notch indeed

We had an emergency failure with our old AC unit on Friday. A-1 was able to assess the situation and provide a great quote on a high end Trane system. They were able get the new unit installed today. Great service and unbeatable prices on high end equipment. Give... Read More

5 Stars

Upper Marlboro, MD

5

Great Experience overall

I got A one contact information from a family member and used them for replacing my heating and AC unit. It's been about 2 months and everything is working perfectly. Would definitely recommend and would use again. Read More

4 Stars

Bowie, MD

4

Very responsive to my calls for service.

I ended up having to replace my HVAC unit and now have a more efficient system. However, I would have appreciated the option to dispose of my old unit myself. Strangers showed up to my home and whisked my unit away which I could have received money for without a... Read More

5 Stars

Upper Marlboro, MD

5

Excellent Service & Very Professional

Top-Notched services from beginning to end. I would recommend to everyone I know in need of their assistance without hesitation. Read More

5 Stars

Glenn Dale, MD

5

Great company with great service

This company did a tremendous job of diagnosing, explaining my problem and options for a repair. Once I contracted them to perform the work, they did exactly what they stated they would. I would recommend them to anyone. Read More

5 Stars

Bowie, MD

5

I CAN SUMMARIZE MY EXPERIENCE WITH A-1 HEATING INC, OVERALL AS A PERFECT HVAC BUISNESS.

I WOULD RECOMMEND A-1 HVAC AND PLUMBING INC TO OTHER PEOPLE. THERE SERVICE WAS PERFECT. THERE PRICING WAS REASONABLE FOR MY HVAC REPLACEMENT.THERE WARANTY THERE HVAC EQUIPMENT WAS PERFECT .THE CUSTOMER SERVICE DEPARTMENT WAS EXCELLENT AND VERY CURTIOUS. THE HVAC... Read More

5 Stars

Gaithersburg, MD

5

Great experience with this company. Very professional and understanding.

Mr. Leerie was very professional and responded in a timely manner. He understood my situation and provided various options to pay. Very smooth process to have my unit replaced. I would definitely recommend this company to anyone. AC/ heating unit is running just... Read More

5 Stars

Washington, DC

5

Excellent performance and services. Timely and competent!

Could not have asked for a better crew. Our system works very well... and the furnace area was cleaned up! Read More

5 Stars

Kettering, MD

5

Satisfied customer

I had to have my heat-pump replace as the old one went out on me in the first weekend of August of course. I got several estimates on several different brands and decided on a Trane. I talked to Mr. Simpson who assured me everything would be done right and on time... Read More

5 Stars

Bowie, MD

5

Excellent.

Very Responsive! Read More

5 Stars

Bowie, MD

5

had my entire heating and air conditioning system replace

Thanks for the professional service the service men you sent (Dean) to install my system was on time very knowledgeable friendly and when they was done made sure that everything was working to my satisfaction i'm very please with the whole experience from the first... Read More