Dean Mechanical Contractors, Inc. specializes in three areas: HVAC, Electrical and Power Generation. We have been servicing the Washington and Baltimore metropolitan areas since 1987. We have master contractors and vendor specific certifications in many areas.

Dean Mechanical Electrical References

Our Masters Electrical Licensed technicians are capable of performing all your electrical needs. Dean Mechanical takes great pride in the work we do and the relationships we build. Here is a list of references that would be happy validate our commitment to excellence:

  • Pentagon Renovation Group (Arlington, VA)
  • ManTech International (Chantilly, VA)
  • Lee Technologies (Fairfax, VA)
  • Liebert Global Services (Ashburn, VA)
  • Verizon Federal (Washington, DC)
  • Microsoft (McLean, VA)
  • SAIC (McLean, VA)

Need Emergency Service?
Dean Mechanical Contractors, Inc. offers 24 hour emergency assistance for all of our services. To reach our after hours service team, call the main number


Customer Spotlight Pentagon Renovation

The Dean Mechanical team was selected as the source for installation of Uninteruptible Power Systems and Power Distribution for the Wedge Server rooms.

Pentagon Server Room

This was part of the full renovation of the Data Systems throughout the Pentagon facility in Arlington, Virginia.

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dean technologies
9420 developers drive
manassas, virginia 20109


dean mechanical
9420 developers drive
manassas, virginia 20109


jetco enterprises
9420 developers drive
manassas, virginia 20109