NAICS 55

Management of Companies & Enterprises

NAICS 55 Management of Companies: holding companies, corporate offices, and enterprise oversight.

Published by VantaInsights Research·Methodology·Data Sources· AI-drafted
Built on data from Census Bureau CBP Bureau of Labor Statistics Federal Reserve FRED SEC EDGAR

Industry at a Glance

Sector-wide aggregates across all businesses classified under NAICS 55 (2017 classification frame). For specific sub-industries within this sector, see the individual reports below.

Employment
3.9M
US Census CBP · 2023 · NAICS 2017
Establishments
50K
US Census CBP · 2023 · NAICS 2017
Annual Payroll
$497.4B
US Census CBP · 2023 · NAICS 2017
Avg Annual Wage
$128,997
Derived from US Census CBP · 2023 · NAICS 2017
Market Size
$117.3B
US Census Economic Census · 2022 · NAICS 2017
gdp share
1.9%
BEA GDP-by-Industry · 2025 · NAICS 2017
value added
$576.8B
BEA GDP-by-Industry · 2025 · NAICS 2017

Industry Overview

NAICS 55 covers holding companies and corporate management offices that exist to oversee and direct subsidiary businesses rather than produce goods or deliver services to external customers. These entities centralize strategic planning, capital allocation, treasury operations, legal compliance, and executive leadership for affiliated companies. Berkshire Hathaway, headquartered in Omaha, operates as the sector's most prominent example—a holding company with subsidiaries spanning insurance (GEICO), railroad (BNSF), energy (Berkshire Hathaway Energy), and manufacturing, all managed from a corporate office with fewer than 30 employees. Alphabet Inc. restructured into a holding company in 2015 specifically to separate Google's core advertising business from experimental ventures like Waymo and Verily. Private equity management companies—Blackstone, KKR, and Apollo Global Management, all headquartered in New York—fall within this classification when their primary function is managing portfolio companies rather than raising capital (which falls under NAICS 52). Delaware's General Corporation Law makes that state the legal domicile for over 60% of Fortune 500 holding companies due to its business-friendly chancery court system and flexible corporate governance statutes. The SEC's consolidated financial reporting requirements under Regulation S-X govern how holding companies present subsidiary operations to investors, while the IRS's consolidated return rules under Section 1501 allow affiliated groups to file a single federal tax return.

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Industry Trends

IPO

Conglomerate discount pressure is driving holding companies to spin off or IPO subsidiaries—General Electric completed its three-way breakup into GE Aerospace, GE Vernova (energy), and GE HealthCare in 2024, following similar moves by Johnson & Johnson (Kenvue) and 3M (Solventum).

NAICS

Private equity portfolio company management is expanding NAICS 55 establishment counts, as Blackstone, KKR, and Apollo create dedicated management entities for each acquisition rather than running portfolio companies through a single fund vehicle.

SEC

SEC climate disclosure rules finalized in 2024 require holding companies to report Scope 1 and Scope 2 greenhouse gas emissions on a consolidated basis, adding compliance infrastructure costs at the parent-company level that did not exist prior to the rule's adoption.

15%

Transfer pricing scrutiny by the IRS and OECD Pillar Two minimum-tax framework (15% global minimum effective rate) are reshaping how multinational holding companies structure intercompany transactions and domicile intellectual property across jurisdictions.

05

Shared-services centralization is accelerating as holding companies consolidate HR, IT, procurement, and finance functions into centers of excellence—Danaher's operating system model and Roper Technologies' asset-light acquisition strategy are frequently cited templates for this approach.

Specialty Reports Available on Request

3 specialty industriesavailable on request
▾
Offices of Bank Holding Companies
551111View →
Offices of Other Holding Companies
551112View →
Corporate, Subsidiary, & Regional Managing Offices
551114View →

Subsectors

Browse deeper into the NAICS hierarchy.

5510 reports

Management of Companies & Enterprises

Frequently Asked Questions

What is NAICS 55? ▾
NAICS 55 classifies establishments whose primary activity is holding securities or managing other companies, rather than producing goods or delivering services externally. It includes holding companies (551111) and corporate management offices (551114). Berkshire Hathaway, Alphabet, and private equity management entities are characteristic examples. The sector excludes the operating subsidiaries themselves, which are classified under their respective industry codes.
Why do so many holding companies incorporate in Delaware? ▾
Delaware's General Corporation Law, interpreted by the Court of Chancery—a dedicated business court with no jury trials—provides predictable, well-developed corporate governance case law. The state imposes no corporate income tax on companies that are incorporated in Delaware but operate elsewhere. This combination of legal certainty, judicial expertise, and tax efficiency has made Delaware the domicile of choice for over 60% of Fortune 500 companies and the majority of newly formed holding structures.
How does a holding company differ from a conglomerate? ▾
A holding company is a legal structure: an entity that owns controlling interests in other companies. A conglomerate describes a business strategy: operating across unrelated industries. Most conglomerates use holding company structures, but not all holding companies are conglomerates. Berkshire Hathaway is both—a holding company and a conglomerate. Alphabet is a holding company but operates primarily in one industry (technology and advertising), using the holding structure to ring-fence experimental units from the core business.
How are holding companies taxed differently from operating companies? ▾
Under IRS Section 1501, affiliated groups where a common parent owns at least 80% of subsidiaries can file consolidated federal tax returns, offsetting profits in one subsidiary against losses in another. Holding companies also receive a dividends-received deduction (DRD) under Section 243 that reduces or eliminates double taxation on intercompany dividends. Internationally, the OECD Pillar Two framework now imposes a 15% global minimum tax, limiting the tax benefits of holding structures domiciled in low-tax jurisdictions.
What role do private equity firms play in NAICS 55? ▾
Private equity firms like Blackstone, KKR, and Carlyle Group create management entities classified under NAICS 55 to oversee portfolio companies acquired through LBOs. These management entities provide strategic direction, operational improvement, and exit planning. The management company is distinct from the fund itself (classified under NAICS 52) and from the portfolio companies (classified under their operating industries). As PE assets under management have grown past $4 trillion globally, the number of NAICS 55 establishments linked to PE structures has increased correspondingly.

Related Industries

Finance & Insurance 52Professional, Scientific & Technical Services 54Administrative & Waste Management Services 56Information 51Public Administration 92

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