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Onex Partners
Onex Partners is our flagship private equity investment platform. Onex Partners focuses on large-scale, value-oriented acquisitions of leading businesses based primarily in North America.

Onex Partners I started in November 2003 with $1.655 billion, of which $400 million was committed by Onex. Onex Partners I was substantially invested by November 2006, with 10 completed acquisitions.

Onex Partners II started in August 2006 with $3.45 billion, of which $1.4 billion was committed by Onex. Onex Partners II has completed seven investments with more than $2.9 billion of capital at work.

Onex Partners III started in December 2009 with $4.7 billion, of which $1.2 billion was committed by Onex. To date, Onex Partners III has completed nine acquisitions with $3.8 billion of capital invested.

Onex Partners IV completed fundraising in May 2014 reaching aggregate commitments of $5.15 billion, of which $1.2 billion was committed by Onex.

Click here to learn more about our return on invested capital.

The Onex Partners team has approximately 40 professionals and is supported by a team of financial, legal, IR and tax professionals.

Onex Partners I
Onex Partners II Investments Onex Partners III Investments
Currently Held ResCare Allison Transmission Tropicana Las Vegas
Skilled Healthcare Group Carestream Health Tomkins
Spirit AeroSystems The Warranty Group ResCare
The Warranty Group JELD-WEN
SGS International
USI Insurance Services
KraussMaffei Group
         Emerald Expositions
(Partial or Full)
Compagnie Générale de Géophysique Husky International     
Cosmetic Essence TMS International     
Emergency Medical Services

Allison Transmission        

Magellan Health Services Hawker Beechcraft     
Husky International RSI Home Products     
Skilled Healthcare Group
Spirit AeroSystems          
Center for Diagnostic Imaging