Search Pennsylvania businesses by the North American Industry Classification System (NAICS pronounced Nakes). This search function performs a drill-down through the new classification system and shows the number of Pennsylvania businesses listed under each code.

For more information about NAICS and how it differs from SIC, please visit the U.S. Census Bureau.

    11 Agriculture, Forestry, Fishing and Hunting
    21 Mining
    22 Utilities
    23 Construction
    31-33 Manufacturing
    42 Wholesale Trade
    44-45 Retail Trade
    48-49 Transportation and Warehousing
    51 Information
    52 Finance and Insurance
    53 Real Estate and Rental and Leasing
    54 Professional, Scientific, and Technical Services
    55 Management of Companies and Enterprises
    56 Administrative and Support and Waste Management and Remediation Services
    61 Education Services
    62 Health Care and Social Assistance
    71 Arts, Entertainment, and Recreation
    72 Accommodation and Food Services
    81 Other Services (except Public Administration)
    92 Public Administration