Mechanical / Electrical / Plumbing

The focus on efficient building infrastructure has amplified to minimize energy costs and comply with environmental regulations. Designs are becoming more complex, and experienced mechanical and electrical engineers provide significant value to all projects.

JMT provides mechanical, plumbing, electrical, telecommunications, security, and fire protection engineering services, as well as construction administration and commissioning services, for clients throughout the United States. Our staff of highly-trained, experienced personnel delivers innovative solutions for government, commercial, educational, and industrial buildings, with specialized experience in science laboratories and data centers, as well as for transportation facilities.

Our engineers are well versed in the retrofit of existing buildings, as well as the design of new construction. We strive to incorporate energy and water savings whenever possible.

Services include:

  • HVAC design
  • Commissioning & retro-commissioning
  • Power generation, emergency systems, and distribution design
  • Arc flash analysis
  • Interior and exterior lighting design and controls
  • Plumbing design
  • Controls design
  • Security systems
  • Photovoltaic design
  • Industrial systems
  • Mechanical testing equipment
  • Electrical measurements and verification
  • Data center power distribution, power conditioning, and monitoring
  • Telecommunications and computer networking
  • Fire protection and life safety
  • Feasibility studies
  • Thorough site verifications
  • Energy audits
  • Code reviews
  • Grounding systems
  • Lightning protection systems


Garfield Parkway Streetscape

Garfield Parkway1 M

Bethany Beach, Delaware

JMT designed a safe and visually appealing streetscape for a busy tourist beach town. 

Read More »

AE Services for Central Heating and Refrigeration Plant


Washington, D.C.

JMT developed energy-efficient upgrades to the HVAC, Plumbing, and Electrical systems at this plant supplying conditioning for the Smithsonian and over 100 Federal operational facilities in downtown Washington, DC.

Read More »

Hereford High School Systems Renovation


Parkton, Maryland

JMT provided mechanical, electrical, plumbing, and fire protection engineering associated with the systemic renovation and expansion of this school.

Read More »

I-70/South Mountain Welcome Center


Washington County, Maryland

JMT provided commissioning services for two LEED® Silver welcome centers and associated buildings.

Read More »

Renovations to the Abel Wolman Building

JMT provided MEP design services for the renovation of multiple floors of this Baltimore City Municipal Building.

Read More »

Telegraph Road Park & Ride

JMT designed a new park & ride facility and helped develop it to also serve as a test site for energy-efficient roadway lighting.

Read More »
Takeoff S

BWI Airport Terminal BC and Concourse C

JMT upgraded the HVAC system, designed a secondary power distribution system, and designed a new interior lighting system for Baltimore-Washington Thurgood Marshall International Airport's new Terminal BC connector and existing Concourse C.

Read More »

Secure Warehouse Facility Design-Build

JMT provided building and site design for a warehouse at a secure facility in the Washington Metropolitan area supporting U.S. government operations.

Read More »