Based in Annapolis MD, General & Mechanical Services (GMS) is a leading provider of mission- critical infrastructure solutions and services nationwide. Since 1998, GMS has provided its customers with a “one-stop-shop” for all of their mechanical infrastructure needs including the supply, installation, testing and maintenance of industrial HVAC, mechanical, electrical and plumbing solutions.
The professional & certified team at GMS is committed to providing the best and most cost-effective solutions to its customers.
Heating and air conditioning services to help boost productivity & efficiency and reduce costs
Plumbing and piping expertise for your facility’s needs, no matter how big or small
Data Center Cooling
Assuring uptime with energy-efficient data center cooling and infrastructure solutions
The right medical gas plumbers to service, repair and maintain your healthcare facility's medical gas system
New 3D Scanning Services save time and money
Design Build Services
Your one-stop-shop to design, engineer, install, service and retrofit the systems you need.