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 decisionmaking 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 decisionmaking 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
decisionmaking role of the company or enterprise. Establishments that administer, oversee, and
manage may hold the securities of the company or enterprise.
Cross-References.
551111 Offices of Bank Holding Companies
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-- 551112 Offices of Other Holding Companies
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-- 551114 Corporate, Subsidiary, and Regional Managing Offices
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
decisionmaking role of the company or enterprise. Establishments in this industry may hold the
securities of the company or enterprise.
Cross-References.
No change 1997 to 2002
2002 NAICS to 1987 SIC
1997Economic Census
Bridge Between 1997 NAICS and SIC
2002
NAICS1997
NAICS1987
SICCorresponding
Index Entries 551111 551111 6712 Bank holding companies (except managing)
551111 551111 6712 Holding companies, bank (except managing)
No change 1997 to 2002
2002 NAICS to 1987 SIC
1997Economic Census
Bridge Between 1997 NAICS and SIC
2002
NAICS1997
NAICS1987
SICCorresponding
Index Entries 551112 551112 6719 Agreement corporation (except international trade financing)
551112 551112 6719 Financial holding companies
551112 551112 6719 Holding companies (except bank, managing)
551112 551112 6719 Insurance holding companies
551112 551112 6719 Nonbank holding companies (except managing)
551112 551112 6719 Personal holding companies
551112 551112 6719 Public utility holding companies
| No change 1997 to 2002 | 2002 NAICS to 1987 SIC | 1997Economic Census | Bridge Between 1997 NAICS and SIC |
| 2002 NAICS | 1997 NAICS | 1987 SIC | Corresponding Index Entries |
|---|---|---|---|
| 551114 | 551114 | Centralized administrative offices | |
| 551114 | 551114 | Corporate offices | |
| 551114 | 551114 | District and regional offices | |
| 551114 | 551114 | Head offices | |
| 551114 | 551114 | Holding companies that manage | |
| 551114 | 551114 | Subsidiary management offices |