Insights

AUM scale Onex manages significant assets globally with approximately $55.8 billion in assets under management, revealing potential for cross-sell of alternative investment products, managed accounts, and advisory services to large institutional clients and high-net-worth networks.

Global client base With investors including pension plans, sovereign wealth funds, insurance companies, family offices, and high-net-worth individuals, there are diverse entry points for tailored strategies, co-investment opportunities, and customized liquidity solutions.

Own capital Onex deploys $9.4 billion of its own investing capital alongside external funds, suggesting receptiveness to co-investment, strategic partnerships, and differentiated fee structures that align closely with sponsor interests.

Tech backbone A tech stack featuring Drupal, OneTrust, Segment, SAP, SQL Server, Microsoft 365, Azure, and Greenhouse indicates mature data governance, operational efficiency, and scalable platforms ideal for due diligence workflows, regulatory compliance solutions, and HR/onboarding improvements.

Growth readiness Presence in major financial hubs (Toronto, New York, New Jersey, London) coupled with sizable revenue and a history of value creation signals openness to strategic partnerships, fundraising advisory, and global expansion collaborations with boutique and mid-market specialists.

Similar companies to Onex

Onex Tech Stack

Onex uses 8 technology products and services including Drupal, OneTrust, Segment, and more. Explore Onex's tech stack below.

Media & News

Onex's Email Address Formats

Onex uses at least 6 email formats:
Onex Email FormatsExamplePercentage
FLast@onex.comJDoe@onex.com
91%
Last@onex.comDoe@onex.com
5%
First@onex.comJohn@onex.com
3%
FMiddleLast@onex.comJMichaelDoe@onex.com
1%
FLast@onexcredit.comJDoe@onexcredit.com
100%
FLast@onexrealestate.comJDoe@onexrealestate.com
100%

Frequently Asked Questions

What is Onex's phone number?

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You can contact Onex's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Onex's stock symbol?

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Onex is a publicly traded company; the company's stock symbol is CNXU.

What is Onex's official website and social media links?

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Onex's official website is onex.com and has social profiles on LinkedIn.

How much revenue does Onex generate?

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As of October 2026, Onex's annual revenue is estimated to be $250M - $500M.

What is Onex's NAICS code?

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Onex's NAICS code is 5239 - Other Financial Investment Activities.

How many employees does Onex have currently?

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As of October 2026, Onex has approximately 823 employees across 6 continents, including North America, Europe and Asia. Key team members include Ceo, Schwartz/Reisman Group: L. S., Chief Human Resources Officer: H. H. and Vice President Finance: M. N. Explore Onex's employee directory with LeadIQ.

What industry does Onex belong to?

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Onex operates in the Investment Management industry.

What technology does Onex use?

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Onex's tech stack includes Drupal, OneTrust, Segment, SAP, Microsoft SQL Server, Microsoft 365, Microsoft Azure and Greenhouse.

What is Onex's email format?

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Onex's email format typically follows the pattern of FLast@onex.com. Find more Onex email formats with LeadIQ.

When was Onex founded?

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Onex was founded in 1984.
Onex logo

Onex

Investment ManagementOntario, Canada501-1000 Employees

Onex is an investment management firm that allocates and oversees capital on behalf of its shareholders and a global client base. Founded in 1984, it has a long history of delivering value to its investors. It reports approximately $59.2 billion in assets under management, including $8.7 billion of its own investing capital. The firm maintains offices in Toronto, New York, New Jersey, and London and is listed on the Toronto Stock Exchange under the symbol ONEX.

Its investor base includes public and private pension plans, sovereign wealth funds, insurance companies, family offices, and high-net-worth individuals. Operating in the investment management industry, Onex is based in Toronto.

Section iconCompany Overview

Phone number
Website
onex.com
Stock Symbol
CNXU
NAICS Code
5239 - Other Financial Investment Activities
Founded
1984
Employees
501-1000

Section iconFunding & Financials

  • $250M - $500M

    Onex's revenue is estimated to be in the range of $250M - $500M

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