GMS: Making The Right Things Happen – Correctly and Promptly

About GMS | General and Mechanical Services of Maryland

At General and Mechanical Services (GMS) of Maryland, we pride ourselves on the quality, passion and experience of our technicians and project managers. Our commitment to providing the best and most cost-effective solutions to our customers is what drives GMS Maryland to encourage individual and company growth through training and a team-centered working style.

General and Mechanical Services currently holds the following certifications either as a company or through our individual technicians. This list is constantly being updated, so please contact us if you need further information.

  • Medical Gas Certification – Installation of piping in medical gas systems is governed by requirements included in the National Fire Protection Association (NFPA 99) Standard for Health Care Facilities. For more information, please visit the National Fire Protection Association Website 
  • Backflow Certification – This certification is approved by the Maryland State Board of Plumbing and the Washington Sanitary Commission.
  • Welding Qualification – Testing standards exceed the National Certified Pipe Welders Bureau specifications and are certified by Hartford Steam Boiler through GMS’ membership in a local association. For more information, please visit the National Certified Pipe Welders Bureau Website
  • CFC Freon Recovery / EPA Compliance – This CFC plan is approved as a Technician Certificate Program under 608 of the Clean Air Act by the Environmental Protection Agency (EPA).
  • Standard First Aid Certification – Basic first aid for helping in an emergency situation
  • CPR Certification – Cardio-pulmonary resuscitation

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HVAC Venting - GMS Blog

GMS has created a Blog page - HVAC Venting where we hope to share thoughts and ideas with others in the industry or with those looking for answers to HVAC or mechanical infrastructure issues. Take a look and please feel free to share your thoughts and or comments with us. We'll also try and answer any questions you leave on HVAC Venting

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24 Hour Emergency Services

At GMS, we not only focus on long-term preventative care; we also handle emergencies. More »