NAICS 5513-digit subsector · NAICS 2022Sector 55

NAICS Code 551: Management of Companies and Enterprises

The NAICS code for Management of Companies and Enterprises is 551.

Management of Companies and Enterprises establishments hold equity stakes in subsidiary companies or provide strategic direction to affiliated business units across multiple industries. Holding companies and corporate headquarters consolidate ownership, allocate capital, and coordinate operations on behalf of parent organizations.

Management of Companies and Enterprises is a 3-digit subsector of the broader Management of Companies and Enterprises (NAICS 55) sector.

93,116

Total US Entities

Industry Groups

551

NAICS Code

Classification

Industry Groups (4-digit)

NAICS Code	Industry Group Title	US Entities
5511	NAICS 5511 — Management of Companies and Enterprises	93,116

Sample Data

Sample Companies in This Industry

Subsector 551 — Management of Companies and Enterprises

Company Name	Location	Employees	NAICS Code
Berkshire Hathaway Holdings	Omaha, NE	10,000+	551
Alphabet Holdings LLC	Mountain View, CA	10,000+	551
Koch Industries Inc	Wichita, KS	10,000+	551
Cargill Inc	Wayzata, MN	10,000+	551
IAC Inc	New York, NY	1,000-4,999	551
Loews Corporation	New York, NY	5,000-9,999	551
Leucadia National Corporation	New York, NY	500-999	551
Standard Industries Inc	New York, NY	10,000+	551
Marmon Holdings Inc	Chicago, IL	10,000+	551
Danaher Corporation	Washington, DC	10,000+	551

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NAICS 2022

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Working with legacy records? convert a NAICS code to SIC using the mapping table — NAICS 2022 at the five-digit industry level paired with SIC 1987 four-digit industries, with coverage gaps stated.