
Serving Upper-falls, MD and surrounding areas
Approved
In business since 2006
Free estimates
Emergency services offered
"Great service. On time. Good price."





+5


Serving Upper-falls, MD and surrounding areas
Approved
In business since 2006
Free estimates
Emergency services offered
"Great service. On time. Good price."





+5

Serving Upper-falls, MD and surrounding areas
Approved (Corporate)
In business since 1982
Free estimates
Emergency services offered
"They (2 workers) did an EXECCENT job installing gas heater and Central Air unit. They were very polite and professional. I could not convince them to take a coffee break. Answered all my question. I'm soo happy I chose Blue Dot !! Also the price was unmatch... Thanks !! PS... The Wife is back to calling me HONEY again :)"


Serving Upper-falls, MD and surrounding areas
Approved
In business since 2013
Free estimates
Warranties offered
"Excellent service through out the process from ordering the new unit to installation."

Serving Upper-falls, MD and surrounding areas
Approved (Corporate)
In business since 1945
Free estimates
Emergency services offered
"Darryl McDowell, the technician from ARS of Laurel, did an outstanding job while performing my AC tune-up/inspection. He was extremely knowledgeable and very professional; explained all findings in a thorough and easy to understand manner. As a result of his honest assessments and diligence in addressing all issues in a very comprehensive manner, I feel confident moving forward with needed repairs and/or system replacement. Without a doubt, he provided the best service ever!"


Serving Upper-falls, MD and surrounding areas
Approved
In business since 2025
Emergency services offered
Small jobs welcome
"I recently had a new HVAC system installed, and I couldn’t be happier with the experience. From the initial consultation to the final installation, the team was professional, knowledgeable, and efficient. They took the time to explain all my options, helped me choose the right system for my home, and answered every question clearly. The installation was completed on schedule, and the crew kept everything clean and organized throughout the process. The system runs quietly and has already made a huge difference in comfort and energy efficiency. I highly recommend this company to anyone looking to install or replace their HVAC system. Excellent service, fair pricing, and top-quality workmanship!"





+23

Serving Upper-falls, MD and surrounding areas
Approved
In business since 1998
Free estimates
Credit card accepted
"Professional, timely and affordable service!"





+6
Serving Upper-falls, MD and surrounding areas
Approved (Corporate)
In business since 2009
Free estimates
Credit card accepted
Comfort First Heating & Cooling is the team you need for all your home solutions. Comprehensive comfort is our legacy.\n\nWe're dedicated to delivering unparalleled customer service that mirrors our core values of integrity, stewardship, and excellence.\n\nWe look forward to having you join the Comfort First family as we continue our mission of creating customers for life by earning your business.

Serving Upper-falls, MD and surrounding areas
In business since 2010
Emergency services offered
Credit card accepted
"Excellent service, very fast response to my request for service, picked up laptop, diagnosed issues. Initially thought it was an OS update issue but the hard drive had failed along with other components (including 'CPU). Because other components were involved, a new solid state hard drive was put into a laptop with a working processor - same type CPU as in the failed unit. The laptop was repaired and returned in less than a week. This company picked up and dropped off the laptop (driving from Huntsville, AL (about 60-70 minutes)-- great service in this covid environment. I would recommend this company to my family./friends and will use again."



Serving Upper-falls, MD and surrounding areas
Free estimates
Emergency services offered
Warranties offered
"Amazing customer service and work!!! I would use their services again in the future"





+20

Serving Upper-falls, MD and surrounding areas
In business since 1978
Free estimates
Credit card accepted
"Excellent! Hamilton is now our primary provider for AC, Pluming, and related services. They are trustworthy, family friendly, prompt, and responsive. I would highly recommend them."


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