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Core Lab: brands it owns and its ownership tree

Core Lab (NYSE: CLB) is a publicly listed company headquartered in Houston, United States that owns 1 consumer brand.[1][2]

Core Laboratories Inc. is a Delaware corporation that its 2025 Form 10-K says was established in 1936 and provides reservoir description and production enhancement services, with over 70 offices in more than 50 countries and about 3,300 employees. It completed its redomestication from the Netherlands to Delaware on 1 May 2023.

Company facts

Legal name
Core Laboratories Inc. (also Core Laboratories)
Type
publicly listed company · see all publicly listed company owners
Headquarters
🇺🇸 Houston, United States
Tickers
NYSE: CLB
Revenue
$526.5 million (2025)[2]
SEC CIK
0001958086
Last verified
· 2 sources

Core Lab in numbers

Core Lab financial history

Headline figures from Core Lab's annual reports filed with the US Securities and Exchange Commission, in USD as reported, fiscal years ending 2021–2025. Revenue moved from $470.3m to $526.5m, an average of 2.9% a year (calculated).

Fiscal year endedRevenueOperating incomeOperating marginNet incomeTotal assetsLong-term debtFiling
$526.5m $56.5m 10.7% $29.7m $584m $110.3m 10-K
$523.8m $58.6m 11.2% $31.4m $585.1m $126.1m 10-K
$509.8m $54.6m 10.7% $36.7m $586.4m $163.1m 10-K
$489.7m $41.5m 8.5% $19.5m $578.4m $172.4m 10-K
$470.3m $45.3m 9.6% $19.7m $580.9m — 10-K

Source: SEC XBRL company facts. A dash means the company did not report that line in a form we could read. Figures for a year can be restated in a later filing; the latest filing's number is shown.

Who owns the shares of Core Lab

Holders of more than 5% of the voting shares, as listed in Core Lab's proxy statement filed 31 March 2026. Shareholdings change daily; this is the position the filing reports.

HolderSharesShare of class
Ariel Investment, LLC13,733,56829.82%
BlackRock, Inc.7,261,75115.77%
Disciplined Growth Investors Inc5,166,91411.22%
Earnest Partners LLC3,221,0436.99%

Everything Core Lab owns

Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.

Everything Core Lab owns Tree of 1 brands under Core Lab. Core Lab Core Lab

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Brand portfolio by category

Energy (1)

Full portfolio, 1 brands, with sources →

Recent changes to this record

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Core Lab SEC filings

The documents behind the figures on this page, as listed in the SEC's EDGAR index. Each links to the filing itself.

Annual reports

Proxy statements

Recent current and quarterly reports

FiledFormWhat it declares
8-KDeparture or appointment of directors or officers
10-QQuarterly report
8-KResults of operations and financial condition; Regulation FD disclosure
8-KResults of a shareholder vote
10-QQuarterly report
8-KResults of operations and financial condition; Regulation FD disclosure
8-KRegulation FD disclosure
8-KChange to articles or bylaws
8-KResults of operations and financial condition; Regulation FD disclosure
10-QQuarterly report
8-KResults of operations and financial condition; Regulation FD disclosure

Frequently asked questions

What brands does Core Lab own?

Core Lab owns 1 consumer brands tracked here, including Core Lab.

Is Core Lab an American company?

Yes. Core Lab is headquartered in Houston, United States.

Who owns Core Lab?

Core Lab is a publicly listed company owned by its shareholders; it trades as CLB on the NYSE.

Sources (2) & corrections

Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.

  1. [1] Core Laboratories Inc. Annual Report on Form 10-K filed 2026-03-23 — SEC EDGAR, SEC Form 10-K, published 23 March 2026; retrieved 5 October 2026.
  2. [2] Core Laboratories Inc.: Form 10-K for the year ended 2025-12-31 (revenue) — SEC EDGAR, SEC Form 10-K, published 23 March 2026; retrieved 5 October 2026.

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