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1997 NAICS

Sector 55--Management of Companies and Enterprises

The Sector as a Whole

The Management of Companies and Enterprises sector comprises (1) establishments that hold the securities of (or other equity interests in) companies and enterprises for the purpose of owning a controlling interest or influencing management decisions or (2) establishments (except government establishments) that administer, oversee, and manage establishments of the company or enterprise and that normally undertake the strategic or organizational planning and decision making role of the company or enterprise. Establishments that administer, oversee, and manage may hold the securities of the company or enterprise.

Establishments in this sector perform essential activities that are often undertaken, in-house, by establishments in many sectors of the economy. By consolidating the performance of these activities of the enterprise at one establishment, economies of scale are achieved.

Government establishments primarily engaged in administering, overseeing, and managing governmental programs are classified in Sector 92, Public Administration. Establishments primarily engaged in providing a range of day-to-day office administrative services, such as financial planning, billing and recordkeeping, personnel, and physical distribution and logistics are classified in Industry 56111, Office Administrative Services.

551 Management of Companies and Enterprises

Industries in the Management of Companies and Enterprises subsector include three main types of establishments: (1) those that hold the securities of (or other equity interests in) companies and enterprises; (2) those (except government establishments) that administer, oversee, and manage other establishments of the company or enterprise but do not hold the securities of these establishments; and (3) those that both administer, oversee, and manage other establishments of the company or enterprise and hold the securities of (or other equity interests in) these establishments. Those establishments that administer, oversee, and manage normally undertake the strategic or organizational planning and decision making role of the company or enterprise.

5511 Management of Companies and Enterprises

55111 Management of Companies and Enterprises

This industry comprises (1) establishments primarily engaged in holding the securities of (or other equity interests in) companies and enterprises for the purpose of owning a controlling interest or influencing the management decisions or (2) establishments (except government establishments) that administer, oversee, and manage other establishments of the company or enterprise and that normally undertake the strategic or organizational planning and decision making role of the company or enterprise. Establishments that administer, oversee, and manage may hold the securities of the company or enterprise.

Cross-References.

  • Establishments primarily engaged in holding the securities of companies or enterprises and operating these entities are classified according to the business operated;
  • Establishments primarily engaged in holding the securities of depository banks and operating these entities are classified in Industry Group 5221, Depository Credit Intermediation;
  • Establishments primarily engaged in providing a single service to other establishments of the company or enterprise, such as trucking, warehousing, research and development, and data processing are classified according to the service provided; and
  • Government establishments primarily engaged in administering, overseeing, and managing governmental programs are classified in Sector 92, Public Administration.

551111 Offices of Bank Holding CompaniesUS

This U.S. industry comprises legal entities known as bank holding companies primarily engaged in holding the securities of (or other equity interests in) companies and enterprises for the purpose of owning a controlling interest or influencing the management decisions of these firms. The holding companies in this industry do not administer, oversee, and manage other establishments of the company or enterprise whose securities they hold.

Cross-References. Establishments primarily engaged in--

  • Holding the securities of (or other equity interests in) a company or enterprise and administering, overseeing, and managing establishments of the company or enterprise whose securities they hold--are classified in U.S. Industry 551114, Corporate, Subsidiary, and Regional Managing Offices; and
  • Holding the securities of depository banks and operating these entities--are classified in Industry Group 5221, Depository Credit Intermediation.

551112 Offices of Other Holding CompaniesUS

This U.S. industry comprises legal entities known as holding companies (except bank holding) primarily engaged in holding the securities of (or other equity interests in) companies and enterprises for the purpose of owning a controlling interest or influencing the management decisions of these firms. The holding companies in this industry do not administer, oversee, and manage other establishments of the company or enterprise whose securities they hold.

Cross-References. Establishments primarily engaged in--

  • Holding the securities of (or other equity interests in) depository banks for the purpose of owning a controlling interest or influencing the management decisions of these firms--are classified in U.S. Industry 551111, Offices of Bank Holding Companies;
  • Holding the securities of (or other equity interests in) a company or enterprise and administering, overseeing, and managing establishments of the company or enterprise whose securities they hold--are classified in U.S. Industry 551114, Corporate, Subsidiary, and Regional Managing Offices; and
  • Holding the securities of companies or enterprises and operating these entities--are classified according to the business operated.

551114 Corporate, Subsidiary, and Regional Managing OfficesCAN

This U.S. industry comprises establishments (except government establishments) primarily engaged in administering, overseeing, and managing other establishments of the company or enterprise. These establishments normally undertake the strategic or organizational planning and decision making role of the company or enterprise. Establishments in this industry may hold the securities of the company or enterprise.

Illustrative Examples:

Centralized administrative offices
Corporate offices
District and regional offices
Head offices
Holding companies that manage
Subsidiary management offices

Cross-References.

  • Government establishments primarily engaged in administering, overseeing, and managing governmental programs are classified in Sector 92, Public Administration;
  • Legal entities known as bank holding companies that do not administer, oversee, and manage other establishments of the companies or enterprises whose securities they hold are classified in U.S. Industry 551111, Offices of Bank Holding Companies; and
  • Legal entities known as holding companies (except bank holding) that do not administer, oversee, and manage other establishments of the companies or enterprises whose securities they hold are classified in U.S. Industry 551112, Offices of Other Holding Companies.

US—United States industry only. CAN—United States and Canadian industries are comparable.
When neither US nor CAN appears, Canadian, Mexican, and United States industries are comparable.

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Source: U.S. Census Bureau | North American Industry Classification System (NAICS) | (888) 756-2427 | naics@census.gov | Last Revised: September 13, 2013