NAICS Codes as a Small Business

561210 - Facility Support Services
(see NAICS definition details)

• The size standard is $32.5 million.
• This standard includes establishments, not classified elsewhere, that provide overall management and personnel to perform a variety of related support services in operating a complete facility in or around a specific building, or within another business or government establishment.

541330 (exception) - Engineering Services - Contracts and Subcontracts for
            Engineering Services Awarded Under the National Energy Policy Act of 1992
(see NAICS definition details)

• The size standard is $25 million
• This standard includes services involving the 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.

541712 - Research and Development in the Physical Engineering and Life Sciences
(see NAICS definition details)

• The size standards is $32.5 million.
• This standard includes establishments, not classified elsewhere, which provide overall management and personnel to perform a variety of related support services in operating a complete facility in or around a specific building, or within another business or government establishment.

562910 (exception)- Environmental Remediation Services
(see NAICS definition details)

• The size standards is 500 employees.
• For purposes of classifying a government procurement as Environmental Remediation Services, the general purpose of the procurement must be to restore a contaminated environment