M.C. Dean

About us

M.C. Dean, Inc. is a prominent engineering and systems integration company based in Tysons, Virginia. Founded in 1949, it has grown from a regional electrical contractor to a national leader in cyber-physical solutions for mission-critical facilities, secure environments, and complex infrastructures. The company has a rich history of working with government agencies and defense contractors, providing services that include electrical systems design, electronic security systems, telecommunications infrastructure, and automation controls. With a workforce of over 7,000 professionals, M.C. Dean is employee-owned, promoting a culture of innovation and commitment. The company reported annual revenue of approximately $3.2 billion in 2025, reflecting its strong market presence. M.C. Dean's tagline, "Building Intelligence," encapsulates its mission to enhance the functionality and security of the environments it serves.

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