(301) 800-6129

16508 Ruby CirHagerstownMD 21740, USA


MD Master HVACR  # 01-9405
Washington Co. Master HVACR  # M-M-9405
MD Propane Gas Fitter  # 90860
Washington Co. Propane Gas Fitter # GF-P-0020
Washington Co. Drain Cleaner # PL-DC-0012 
PA Home Improvement Contractor  # PA105304



"Your Comfort Is Our Concern"

GP Mechanical Services is dedicated to provide the best possible solution for your
​home or business. 

'Our ultimate goal is to serve you and make your experience a pleasant one'

GP Mechanical Services is proud to be a small locally owned and operated business dedicated to customer satisfaction and dependable service for Hagerstown, Martinsburg, Chambersburg, Frederick and surrounding communities.

We have a number of options to help with your air conditioning comfort needs.  From package units and split systems to multi-zone mini-splits.

About Us


Sunday             Closed
Monday            7:30 - 6:00
Tuesday            7:30 - 6:00
Wednesday      7:30 - 6:00
Thursday          7:30 - 6:00
Friday                7:30 - 6:00
Saturday           Closed 

GP Mechanical Services takes pleasure in restoring comfort in your home or office on a daily basis.

We have years of experience to help you address all of your heating comfort needs or concerns. From forced air heating to steam or hot water heating. 

​IAQ Equipment


  • Washington County, MD
  • Frederick County, MD
  • Berkeley County, WV
  • Morgan County, WV
  • Franklin County, PA
  • Fulton County, PA
  • Air Conditioning / Heating repair / service

  • Gas fireplace repair / service

  • HVAC installation / repair / Service

  • ​Serving Hagerstown and surrounding areas

our Services


There are many sources of indoor air pollution in a home.
We have the IAQ products that can clean the air in your home.

As a small business in a competitive marketplace, we offer the same expertise in all phases of heating and air conditioning installations, replacements, service and repairs as larger companies with the added benefit of great personnel service. We are not a national franchise or large corporation, we live and work in your community.