Onex to Announce First-Quarter Results on May 10, 2013

TORONTO, ONTARIO--(Marketwired - April 16, 2013) -

All amounts in U.S. dollars unless otherwise stated

Onex Corporation (TSX:OCX) announced that it will release its results for the three months ended March 31, 2013 on May 10, 2013. A live broadcast of Onex' conference call to discuss the results will begin at 11:00 a.m. ET on May 10, 2013.

Onex' Annual and Special Meeting of Shareholders will be held on Thursday, May 9, 2013 at 10:00 a.m. ET at the Hockey Hall of Fame, Spotlight Theatre, 30 Yonge Street, Toronto, Ontario.

A link to these events and their 90-day on-line replays will be available under the Investor Information section of Onex' website at www.onex.com.

About Onex

With offices in Toronto, New York and London, Onex is one of the oldest and most successful private equity firms. Onex acquires and builds high-quality businesses in partnership with talented management teams. The Company has approximately $15 billion of assets under management, including $5 billion of proprietary capital, in private equity, credit securities and real estate. Onex invests its proprietary capital directly and as a substantial limited partner in its Funds.

Onex' businesses have assets of $43 billion, generate annual revenues of $37 billion and employ approximately 250,000 people worldwide. Onex shares trade on the Toronto Stock Exchange under the stock symbol OCX. For more information on Onex, visit its website at www.onex.com. The Company's security filings can also be accessed at www.sedar.com.