DORIC LLC

Commercial and Institutional Building Construction

This category includes establishments primarily responsible for the construction (including new work, additions, alterations, maintenance, and repairs) of commercial and institutional buildings and related structures, such as stadiums, grain elevators, and indoor swimming facilities. This industry includes establishments responsible for the on-site assembly of modular or prefabricated commercial and institutional buildings. Included in this industry are commercial and institutional building general contractors, commercial and institutional building for-sale builders, commercial and institutional building design-build firms, and commercial and institutional building project construction management firms.

Illustrative Examples:

Airport building construction
Office building construction
Arena construction
Parking garage construction
Barrack construction
Prison construction
Farm building construction
Radio and television broadcast studio construction
Fire station construction
Grain elevator or bin construction
Data center construction
Religious building (e.g., church, synagogue, mosque, temple) construction
Restaurant construction
Hospital construction
School building construction
Hotel construction
Shopping mall construction
Indoor swimming facility construction
Warehouse construction (e.g., commercial, industrial, manufacturing, private)

Highway, Street, and Bridge Construction

Establishments in this category are primarly engaged in the construction of highways (including elevated), streets, roads, airport runways, public sidewalks, or bridges. The work performed may include new work, reconstruction, rehabilitation, and repairs. Specialty trade contractors are included in this industry if they are engaged in activities primarily related to highway, street, and bridge construction (e.g., installing guardrails on highways).

Illustrative Examples:

Airport runway construction
Highway line painting
Causeway construction
Painting traffic lanes or parking lot lines
Culverts, highway, road, and street, construction
Pothole filling, highway, road, street, or bridge
Elevated highway construction
Resurfacing, highway, road, street, or bridge
Guardrail construction
Sign erection, highway, road, street, or bridge

Plumbing, Heating, and Air-Conditioning Contractors

Establishments in this category are primarly engaged in installing and servicing plumbing, heating, and air-conditioning equipment. Contractors in this industry may provide both parts and labor when performing work. The work performed may include new work, additions, alterations, maintenance, and repairs.

Illustrative Examples:

Cooling tower installation
Heating, ventilation, and air-conditioning (HVAC) contractors
Duct work (e.g., cooling, dust collection, exhaust, heating, ventilation) installation
Lawn sprinkler system installation
Fire sprinkler system installation
Mechanical contractors
Fireplace, natural gas, installation
Refrigeration system (e.g., commercial, industrial, scientific) installation
Furnace installation
Sewer hookup and connection, building

Site Preparation Contractors

Establishments in this category are primarly engaged in site preparation activities, such as excavating and grading, demolition of buildings and other structures, and septic system installation. Earthmoving and land clearing for all types of sites (e.g., building, nonbuilding, mining) is included in this industry. Establishments primarily engaged in construction equipment rental with operator (except cranes) are also included.

Illustrative Examples:

Blasting, building demolition
Building interior gutting and stripping
Concrete breaking and cutting for demolition
Cutting new rights of way
Demolition, building and structure
Exterior demolition contractors
Foundation digging (i.e., excavation)
Foundation drilling contractors
Grading construction sites
Interior demolition contractors
Dewatering contractors
Dirt moving for construction
Equipment rental (except crane), construction, with operator
Excavating, earthmoving, or land clearing contractors
Line slashing or cutting (except maintenance)
Septic system contractors
Trenching (except underwater)
Underground tank (except hazardous) removal
Wrecking, building or other structure
Whole building deconstruction

Computer and Computer Peripheral Equipment and Software Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of computers, computer peripheral equipment, loaded computer boards, and/or computer software.

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