Corporate Headquarters:
1765 Greensboro Station Pl.
Tysons, VA 22102
Office: (703) 802-6231
Fax: (703) 421-4670

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M.C. Dean Headquarters

M.C. Dean is Building Intelligence™. We design, build, operate, and maintain cyber-physical solutions for the nation’s most recognizable mission-critical facilities, secure environments, complex infrastructure, and global enterprises.

The company’s capabilities include electrical, electronic security, telecommunications, life-safety, instrumentation and control, and command and control systems.

M.C. Dean is headquartered in Tysons, Virginia and employs more than 3,600 professionals who engineer and deploy automated, secure, and resilient power and technology systems; and deliver the management platforms essential for long-term system sustainability.


Commitment to Supplier Diversity

M.C. Dean, Inc. is always looking for small businesses interested in performing challenging and meaningful work on important, high profile projects. If your company is interested in working with M.C. Dean, please register with us at


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