PHD CONSULTING & RESEARCH 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)

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

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

Plastics Plumbing Fixture Manufacturing

This includes establishments primarily engaged in manufacturing plastics or fiberglass plumbing fixtures. Examples of products made by these establishments are plastics or fiberglass bathtubs, hot tubs, portable toilets, and shower stalls.

Plumbing Fixture Fitting and Trim Manufacturing

This includes establishments primarily engaged in manufacturing plumbing fixture fittings and trim of all materials, such as faucets, flush valves, and shower heads.

Heating Equipment (except Warm Air Furnaces) Manufacturing

This includes establishments primarily engaged in manufacturing heating equipment (except electric and warm air furnaces), such as heating boilers, heating stoves, floor and wall furnaces, and wall and baseboard heating units.

Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of plumbing equipment, hydronic heating equipment, household-type water heaters, and/or supplies.

Industrial Supplies Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of supplies for machinery and equipment generally used in manufacturing, oil well, and warehousing activities.

Illustrative Examples:

Industrial containers merchant wholesalers
Industrial diamonds merchant wholesalers
Printing inks merchant wholesalers
Industrial sand merchant wholesalers
Refractory materials (e.g., brick, blocks, shapes) merchant wholesalers
Welding supplies (except welding gases) merchant wholesalers

Other Building Material Dealers

This category includes establishments (except home centers, paint and wallpaper retailers, and hardware retailers) primarily engaged in retailing specialized lines of new building materials, such as lumber, fencing, glass, doors, plumbing fixtures and supplies, electrical supplies, prefabricated buildings and kits, and kitchen and bath cabinets and countertops to be installed.

Illustrative Examples:

Electrical supply retailers
Kitchen cabinet (except custom) retailers
Fencing dealers
Lumber yards, retail
Floor covering retailers, hardwood or ceramic tile only
Plumbing supply retailers
Garage door dealers
Prefabricated building (except manufactured home) dealers
Glass (except automotive) retailers

Research and Development in the Social Sciences and Humanities

Establishments in this category are primarly engaged in conducting research and analyses in cognitive development, sociology, psychology, language, behavior, economic, and other social science and humanities research.

Marketing Research and Public Opinion Polling

Establishments in this category are primarly engaged in systematically gathering, recording, tabulating, and presenting marketing and public opinion data.

Illustrative Examples:

Broadcast media rating services
Political opinion polling services
Marketing analysis or research services
Statistical sampling services
Opinion research services

Security Systems Services (except Locksmiths)

This includes establishments primarily engaged in (1) selling security alarm systems, such as burglar and fire alarms, along with installation, repair, or monitoring services or (2) remote monitoring of electronic security alarm systems.

Professional and Management Development Training

Establishments in this category are primarly engaged in offering an array of short duration courses and seminars for management and professional development. Training for career development may be provided directly to individuals or through employers' training programs, and courses may be customized or modified to meet the special needs of customers. Instruction may be provided in diverse settings, such as the establishment's or client's training facilities, educational institutions, the workplace, or the home, and through diverse means, such as correspondence, television, the Internet, or other electronic and distance-learning methods. The training provided by these establishments may include the use of simulators and simulation methods.