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Washington D.C., Maryland, N. Virginia
Washington D.C., Maryland, N. Virginia We are located in Frederick County.
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Information

Founded In: 1984
Annual Vol: $6 million - $10 million

Our Story

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Our main lines of business include: Mechanical Contractors, Water Treating Svc., Equip., & Chemicals.

K.G. Johnson, Inc. has been listed in the Blue Book since 1986.

Project Experience

Labor:
Non-Union
Service Sector:
Public Private
Project Size:
From $2 to $2,000,000,000

Service Areas

Associations & Memberships

Member of ACCA (Air Conditioning Contractors of America) ACCA (Air Conditioning Contractors of America)