2019 LLC

Masonry Contractors

Establishments in this category are primarly engaged in masonry work, stone setting, bricklaying, and other stone work. The work performed may include new work, additions, alterations, maintenance, and repairs.

Illustrative Examples:

Block laying
Marble, granite, and slate, exterior, contractors
Bricklaying
Masonry pointing, cleaning, or caulking
Concrete block laying
Stucco contractors
Foundation (e.g., brick, block, stone), building, contractors

Other Foundation, Structure, and Building Exterior Contractors

Establishments in this category are primarly engaged in building foundation and structure trades work (except poured concrete, structural steel, precast concrete, framing, masonry, glass and glazing, roofing, and siding). The work performed may include new work, additions, alterations, maintenance, and repairs.

Illustrative Examples:

Curtain wall, metal, installation
Forms for poured concrete, erecting and dismantling
Welding, on-site, contractors
Ornamental metal work installation
Fire escape installation
Decorative steel and wrought iron work installation

Finish Carpentry Contractors

Establishments in this category are primarly engaged in finish carpentry work. The work performed may include new work, additions, alterations, maintenance, and repairs.

Illustrative Examples:

Built-in wood cabinets constructed on site
Molding or trim, wood or plastic, installation
Countertop (except ceramic tile or stone), residential-type, installation
Paneling installation
Door and window frame construction
Garage door, residential-type, installation
Prefabricated kitchen and bath cabinet, residential-type, installation
Ship joinery contractors
Millwork installation
Window and door, residential-type, of any material, prefabricated, installation

Janitorial Services

Establishments in this category are primarly engaged in cleaning building interiors, interiors of transportation equipment (e.g., aircraft, rail cars, ships), and/or windows.

Illustrative Examples:

Custodial services
Service station cleaning and degreasing services
Housekeeping (i.e., cleaning) services
Washroom sanitation services
Maid (i.e., cleaning) services