ADVISORY BUSINESS Onex Partners Manager LP (“OP Manager”) is an investment adviser with its principal place of business in Toronto, Ontario, with offices in New York, NY and London, UK. OP Manager is registered under the Advisers Act and together with certain affiliates, serve as managers or general partners to certain private equity funds sponsored by Onex Corporation. OP Manager and its affiliates managing those funds (collectively with OP Manager, the “Manager”) are under common control and are subject to OP Manager’s code of ethics and compliance program adopted pursuant to the requirements of the Advisers Act. In this Brochure, Onex Corporation and the Manager are collectively referred to as “Onex” and the funds described in the previous sentence are referred to as the “Onex Partners Funds”. Onex Corporation, a public company based in Canada, has been acquiring and building businesses as a private equity investor since its inception in 1984. Starting in 1999, Onex Corporation began to develop a broader asset management business with the sponsorship of a series of private equity funds, the establishment of a credit-oriented investment business, and the making of a number of real estate investments. Onex Corporation is listed on the Toronto Stock Exchange, and Gerald W. Schwartz, its founder and Chairman, is the company’s controlling shareholder. Bobby Le Blanc is the company’s Chief Executive Officer. Onex Corporation, indirectly through certain subsidiaries, is the only owner of more than 25% of OP Manager. The Manager serves as investment manager of and provides administrative services to the Onex Partners Funds, to the special purpose vehicles established

to implement certain of their investments, and to certain co-investment vehicles established in connection with and invested alongside the Onex Partners Funds (collectively, the “Funds”), all based on the investment objectives, policies and restrictions contained in the confidential offering memorandum and the limited partnership agreement or similar constitutional documents of each Fund as well as any side letters or similar agreements entered into between certain Fund investors and the applicable Funds (collectively, “Governing Agreements”). Onex Corporation is, directly or indirectly, the largest investor in each of the Onex Partners Funds and from time to time also co-invests in their transactions. Additionally, Onex investment professionals and other executives typically invest in or alongside the Onex Partners Funds. Other qualified individuals who are not employees of Onex, but who have pre-existing business relationships with Onex or industry expertise in the sector in which a Fund may be investing, may also invest in or alongside the Funds. The Manager’s services include investigating, analyzing, structuring and negotiating and committing to potential operating company investments (“Operating Company Investments”) on behalf of the Funds, managing and monitoring the performance of those operating companies (each, an “Operating Company”) and advising the Funds as to disposition opportunities. As of December 31, 2023, the Manager had approximately $20,860,000,000 in assets under management. All assets are managed on a discretionary basis. Persons reviewing this Form ADV Part 2A should not construe this as an offering of any of the Onex Partners Funds described herein.