Product Code Database
Onex Corporation is a Canadian investment management firm founded by Gerry Schwartz in 1984. In September 2024, it had $50 billion dollars under management.
In June 2007, General Motors sold Allison Transmission to financial investors Carlyle Group and Onex Corporation.
In 2010, Onex and the Canada Pension Plan acquired English engineering firm Tomkins plc, though Onex only held 14% of shares.
At the end of 2017, Onex acquired SMG. The company was sold off in 2019 to merge with AEG Facilities to form ASM Global.
In 2019, Onex acquired Gluskin Sheff, a Toronto-based wealth management firm.
In May 2020, Onex blamed a first-quarter net loss of $1.1 billion US dollars on the COVID-19 pandemic. Onex reports US$1.1B Q1 loss on COVID-19 disruption
| Acacium Group | Healthcare | September 2020 |
| Accredited | Financial Services | June 2024 |
| Advanced Integration Technology | Aerospace & Transportation Automation & Industrial Technology | December 2014 |
| Analytic Partners | Business Services & Software | April 2022 |
| ASM Global | Business Services & Software | January 2018 |
| BBAM | Aerospace & Transportation | December 2012 |
| Clarivate | Business Services & Software | October 2016 |
| Convex | Financial Services | April 2019 |
| Emerald Expositions | Business Services & Software | June 2013 |
| Fidelity Building Services Group | Building Products & Construction | December 2021 |
| Imagine Learning | Business Services & Software | March 2021 |
| Morson Group | Business Services & Software | February 2024 |
| Newport Healthcare | Healthcare | July 2021 |
| OneDigital | Financial Services | November 2020 |
| Parkdean Resorts | Business Services & Software | March 2017 |
| PowerSchool Group | Business Services & Software | August 2018 |
| Resource Environmental Solutions | Environmental & Engineering Services | March 2022 |
| SCP Health | Healthcare | July 2015 |
| Sedgwick Claims Management Services | Financial Services | October 2014 |
| Tes Global | Business Services & Software February 2022 | |
| Wealth Enhancement Group | Financial Services | September 2021 |
| WestJet | Aerospace & Transportation | December 2019 |
| WireCo WorldGroup | Industrial Manufacturing & Services | September 2016 |
| International Language Academy of Canada | Education | August 2019 |
| Allison Transmission | Automotive Aftermarket
Industrial Manufacturing & Services | August 2007 - June 2014 |
| BrightSpring Health Services | Healthcare | June 2004 - March 2019 |
| Carestream Health | Healthcare | April 2007 - September 2022 |
| Center for Diagnostic Imaging | Healthcare | January 2005 - July 2012 |
| Center for Diagnostic Imaging | Healthcare | January 2005 - July 2012 |
| Cineplex Galaxy Income Fund | Film Exhibitor | June 2001 - January 2011 |
| Compagnie Générale de Géophysique | Industrial Manufacturing & Services
Environmental & Engineering Services | November 2004 - June 2005 |
| Cosmetic Essence | Consumer Products & Services
Industrial Manufacturing & Services | December 2004 - May 2009 |
| Emergency Medical Services Corporation | Healthcare | February 2005 - May 2011 |
| Genesis Healthcare | Healthcare | December 2005 - August 2017 |
| Hawker Beechcraft Corporation | Aerospace & Transportation
Industrial Manufacturing & Services | March 2007 - May 2012 |
| Husky International | Automation & Industrial Technology
Industrial Manufacturing & Services Packaging | December 2007 - June 2011 |
| Jack's Family Restaurants | Food & Beverage
Restaurants & Retail | July 2015 - August 2019 |
| JELD-WEN Holding | Building Products & Construction
Industrial Manufacturing & Services | October 2011 - August 2021 |
| KraussMaffei | Automation & Industrial Technology
Industrial Manufacturing & Services Packaging | December 2012 - April 2016 |
| Magellan Health Services | Healthcare | January 2004 - November 2005 |
| Partou | Consumer Products & Services | November 2018 - August 2022 |
| RSI Home Products | Consumer Products & Services
Building Products & Construction Industrial Manufacturing & Services | October 2008 - February 2013 |
| Ryan LLC | Business Services & Software | October 2018 - August 2023 |
| Save-A-Lot | Consumer Products & Services
Food & Beverage Restaurants & Retail | December 2016 - April 2020 |
| sgsco | Consumer Products & Services
Packaging | October 2012 - November 2021 |
| SIG Combibloc Group | Consumer Products & Services
Industrial Manufacturing & Services Packaging | March 2015 - December 2020 |
| Spirit AeroSystems | Aerospace & Transportation
Industrial Manufacturing & Services | June 2005 - August 2014 |
| Survitec Group | Aerospace & Transportation
Industrial Manufacturing & Services | March 2015 - January 2020 |
| The Warranty Group | Financial Services | November 2006 - August 2014 |
| TMS International | Industrial Manufacturing & Services | January 2007 - October 2013 |
| Tomkins Limited | Automotive Aftermarket
Industrial Manufacturing & Services | September 2010 - July 2014 |
| Tropicana Las Vegas | Leisure & Gaming | May 2009 - August 2015 |
| USI Insurance Services | Financial Services | December 2012 - May 2017 |
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