Mallen Company

Mallen Company Inc is a small business providing a full range of commercial and residential caulking and sealant services in the Washington DC Metropolitan area, serving Maryland, DC, Virginia, and Delaware. We proudly offer highly trained industry professionals, and all of our work is 100% guaranteed.

Interior Caulking and Sealant Services

• Expansion and Control Joints, Cut-out and Re-caulk
• Restaurants (ADA/FDA Compliant)
• Sporting Clubs (sink tops, shower facilities)
• Fire-Stops (floor, wall, and ceiling penetrations for multi-story buildings, community and public meeting centers)
• Glazing - Blast Proofing Windows (hook up with window film company)    
• Clean Rooms (sealing switches and outlets, wall penetrations, door frames, and window frames)

Exterior Caulking and Sealant Services

• Cut Out Old, Non-Viable Caulking, Install Backer Rod, and Re-caulk Expansion and Control Joints
• Sidewalk to Building Joints
• Failed Joints Around Windows
• Failed Window Gaskets
• Glazing – Worn Out Gaskets of Windows 20+ Years Old
• Swimming Pool Coping Stones
• Base of Columns
• Cold Joints Caulking for Sidewalks, Entryways, Slabs
• Handicap Ramp Joints
• Curb to Sidewalk Joints
• Metro High Traffic Areas
• Sealing Brick Mortar
• Marine Caulking

*Dennis Mallen of Mallen Company Inc. has been listed in The Blue Book since 1990.