ECOLOGICALL P.S.C

Solar Electric Power Generation

This includes establishments primarily engaged in operating solar electric power generation facilities. These facilities use energy from the sun to produce electric energy. The electric energy produced in these establishments is provided to electric power transmission systems or to electric power distribution systems.

Power and Communication Line and Related Structures Construction

Establishments in this category are primarly engaged in the construction of power lines and towers, power plants, and radio, television, and telecommunications transmitting/receiving towers. 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 power and communication line and related structures construction. All structures (including buildings) that are integral parts of power and communication networks (e.g., transmitting towers, substations, and power plants) are included.

Illustrative Examples:

Alternative energy (e.g., geothermal, ocean wave, solar, wind) structure construction
Power line stringing
Cellular phone tower construction
Radio transmitting tower construction
Co-generation plant construction
Satellite receiving station construction
Communication tower construction
Nuclear power plant construction
Telephone line stringing
Electric light and power plant (except hydroelectric) construction
Transformer station and substation, electric power, construction
Electric power transmission line and tower construction
Underground cable (e.g., fiber optic, electricity, telephone, cable television) laying

Electrical Contractors and Other Wiring Installation Contractors

Establishments in this category are primarly engaged in installing and servicing electrical wiring and equipment. Contractors included in this industry may include both the parts and labor when performing work. These contractors may perform new work, additions, alterations, maintenance, and repairs.

Illustrative Examples:

Airport runway lighting contractors
Fiber optic cable (except transmission line) contractors
Alarm system (e.g., fire, burglar), electric, installation only
Highway, street, and bridge lighting and electrical signal installation
Audio equipment (except automotive) installation contractors
Home automation system installation
Lighting system installation
Cable television hookup contractors
Telecommunications equipment and wiring (except transmission line) installation contractors
Computer and network cable installation
Traffic signal installation
Environmental control system installation
Cable splicing, electrical or fiber optic

Engineering Services

Establishments in this category are primarly engaged in applying physical laws and principles of engineering in the design, development, and utilization of machines, materials, instruments, structures, processes, and systems. The assignments undertaken by these establishments may involve any of the following activities: provision of advice, preparation of feasibility studies, preparation of preliminary and final plans and designs, provision of technical services during the construction or installation phase, inspection and evaluation of engineering projects, and related services.

Illustrative Examples:

Civil engineering services
Environmental engineering services
Construction engineering services
Mechanical engineering services
Engineers' offices
Robotics automation engineering services

Building Inspection Services

Establishments in this category are primarly engaged in providing building inspection services. These establishments typically evaluate all aspects of the building structure and component systems and prepare a report on the physical condition of the property, generally for buyers or others involved in real estate transactions. Building inspection bureaus and establishments providing home inspection services are included in this industry.

Other Scientific and Technical Consulting Services

Establishments in this category are primarly engaged in providing advice and assistance to businesses and other organizations on scientific and technical issues (except environmental).

Illustrative Examples:

Agricultural consulting services
Motion picture consulting services
Biological consulting services
Physics consulting services
Chemical consulting services
Radio consulting services
Economic consulting services
Safety consulting services
Energy consulting services
Security consulting services