Specializing in industrial and high tech equipment, Dean Mechanical Contractors, Inc. provides customers with quality products and services second to none. DMC performs all phases of Commercial & Industrial HVAC and critical power installations and service work including, but not limited to:

  • Design Build.
  • Install and Rebuild Chillers.
  • Install and Rebuild Cooling Towers.
  • Roof Top Units.
  • Sheet Metal.
  • Piping & Fittings.
  • Maintenance & Service Contracts.
  • Electrical.
  • Generators.
  • UPS (Uninterruptible Power System).
  • PDU (Power Distribution Unit).
  • Batteries.
  • Rectifiers.
  • DC Power Plants.

Qualifications & Certifications:

  • Licensed, Bonded and Insured.
  • Master HVAC and Electrical License.
  • Master Gas Fitters and Plumbers License.
  • Trane Certified
  • Carrier Certified.
  • York Certified.
  • Liebert Certified --USA Contractor.
  • APC (American Power Conversion) Certified.

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