Insights

AUM scale Onex manages substantial assets with approximately $55.8 billion in total assets under management, including $9.4 billion of its own investing capital, signaling potential for premium investment solutions, co-investment opportunities, and tailored capital deployment services.

Global reach With offices in Toronto, New York, New Jersey, and London and a diverse client base including pension plans, sovereign wealth funds, insurers, family offices, and high-net-worth individuals, Onex represents a broad pool of potential co-investors and advisory mandates across geographies.

Tech leverage The listed tech stack (Salesforce, Azure Front Door, Dynamics 365, SQL/ETL tools) indicates a mature operating environment open to data-driven partnerships, fintech enhancements, or process outsourcing opportunities that align with Onex’s workflow and reporting needs.

Growth signals Recent publicized activity in the biotech and regenerative medicine sectors (Conexeu and CXU platform developments) suggests Onex may be exploring or tracking high-growth, potentially scalable investments and related co-investment or advisory roles in life sciences and tech-enabled healthcare businesses.

Financial health Annual revenue range of $500 million to $1 billion positions Onex as a sizeable investor with appetite for strategic financing, co-investments, or liquidity-optimization opportunities, including potential partnership for fund management, secondary offerings, or platform investments.

Onex Tech Stack

Onex uses 8 technology products and services including Salesforce, Microsoft SQL Server Integration Services, SQL, and more. Explore Onex's tech stack below.

  • Salesforce
    Customer Relationship Management
  • Microsoft SQL Server Integration Services
    Data Integration
  • SQL
    Database
  • Module Federation
    Development
  • Moment.js
    Javascript Libraries
  • Azure Front Door
    Load Balancers
  • Microsoft Dynamics 365 Business Central
    Sales
  • HSTS
    Security

Media & News

Onex's Email Address Formats

Onex uses at least 3 format(s):
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.

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 July 2026, Onex has approximately 806 employees across 6 continents, including North AmericaEuropeAsia. Key team members include Ceo, Schwartz/Reisman Group: L. S.Chief Human Resources Officer: H. H.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 SalesforceMicrosoft SQL Server Integration ServicesSQLModule FederationMoment.jsAzure Front DoorMicrosoft Dynamics 365 Business CentralHSTS.

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

  • $500M$1B

    Onex's revenue is estimated to be in the range of $500M$1B

Section iconFunding & Financials

  • $500M$1B

    Onex's revenue is estimated to be in the range of $500M$1B

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