西利斯塔(Celestica) CLS

Mr. Mionis is currently the President and CEO of the Corporation, and is a member of the Board of Directors. For a description of his role as President and CEO, see Compensation Discussion and Analysis below. From July 2013 until August 2015, he was an Operating Partner at Pamplona Capital Management, a global private equity firm focused on companies in the industrial, aerospace, healthcare and automotive industries. Before joining Pamplona, Mr. Mionis spent over six years as the President and CEO of StandardAero, a global aerospace maintenance, repair and overhaul company. Before StandardAero, Mr. Mionis held senior leadership roles at Honeywell, including as the head of the Integrated Supply Chain Organization for Honeywell Aerospace. Prior to Honeywell, Mr. Mionis held a variety of progressively senior leadership roles with General Electric and Axcelis Technologies and AlliedSignal. He holds a Bachelor of Science in Electrical Engineering from the University of Massachusetts. Other Public Company Directorships: Shawcor Ltd. (now known as Mattr Corp.) (2018 - 2021), Textron Inc. (2025 - present). On March 24, 2026 Celestica Inc. announced that Mr. Robert A. Mionis, current President and Chief Executive Officer, will assume the role of the Chair of the Board on May 19, 2026 at the 2026 Annual Meeting.

Mr. Etienvre has served as Chief Operations Officer since 2022. He is responsible for driving operational excellence, quality, and technology innovation throughout the Corporation, as well as enabling processes that drive value creation. As part of his role, he leads the technology innovation, supply chain, information technology and operations excellence teams. Mr. Etienvre joined Celestica from Sensata Technologies, where he served as the Executive Vice President and Chief Supply Chain Officer from 2019 to 2021. In this role, he was responsible for global operations, sourcing, logistics and compliance. He has held various leadership roles within Sensata Technologies, IMI plc, GE Healthcare, Montupet and Renault and has experience with various market segments including automotive, healthcare, electrification, oil and gas, energy and appliances. He holds a Bachelor of Science in Mechanical Engineering from Institut National des Sciences Appliquees, Lyon and an EMBA from Marquette University.

Mr. Cascella is a corporate director with more than 30 years of experience in the healthcare industry in a range of senior management positions. He currently serves as a director of Koru Medical Systems Inc., a medical technology company, and Mirion Technologies, Inc., a radiation detection and measurement products and services company, and serves as chair of the board of directors of Neuronetics, Inc., a medical device company. He most recently served as Special Advisor and Strategic Business Development Leader at Royal Philips, a public Dutch multinational healthcare company, during 2021. From 2015 to 2021, he served as Executive Vice President of Royal Philips and Chief Executive Officer of Philips' Diagnosis and Treatment businesses, including businesses serving Radiology, Cardiology and Oncology, as well as Enterprise Diagnostic Informatics. Mr. Cascella has also served on Philips' Executive Committee from 2016 to 2021. Since 2021, he has served on the board of directors of Metabolon Inc., a private company using metabolomics to assist in the discovery of biomarkers. Prior to Philips, Mr. Cascella spent ten years as President and later CEO of Hologic Inc., a public medical device and diagnostic company. He also served on Hologic, Inc.'s board of directors from 2008 to 2013. He has also held senior leadership positions at CFG Capital, NeoVision Corporation and Fisher Imaging Corporation. Mr. Cascella holds a Bachelor's degree in Accounting from Fairfield University and is National Association of Corporate Directors (NACD) Directorship certified.

Ms. Colpron is a corporate director with over 30 years of global business and legal experience. She most recently served as Group President, North America of Valeo SA, a global automotive supplier listed on the Paris Stock Exchange, from 2008 to 2022 where she was responsible for the activities of the Group in the United States, Mexico and Canada. She joined Valeo in 1998 in the legal department and has had several roles, first as Legal Director for the Climate Control branch in Paris, and then General Counsel for North and South America from 2005 to 2015. Before joining Valeo, Ms. Colpron began her career as a lawyer at Ogilvy Renault in Montreal (now part of the Norton Rose Group). She currently serves on the board of directors of each of Sealed Air Corporation, a global packing solutions company, Veralto Corporation, a global provider of essential water and product quality solutions and Sodexo S.A., a global food services and facilities management company. Ms. Colpron earned a Civil Law degree from the Universite de Montreal, and is a member of the Quebec Bar.

Ms. Kale is a corporate director with over 30 years of leadership experience in the aerospace and defense (A&D) sector, specializing in advanced radar, electronic warfare, missile guidance, and defense electronic systems. As Sector President of Cobham Advanced Electronic Solutions (CAES) (2012-2019), she led a diversified A&D business, delivering significant growth while overseeing sites in North America, the UK and Sweden. Ms. Kale has extensive governance experience, having chaired the CAES Special Security Agreement (SSA) Board, ensuring compliance for a foreign-owned U.S. company executing classified Department of Defense contracts. She currently serves on the board of directors of iDirect Government, LLC (since 2022), a secure satellite communications provider for defense and government applications. Ms. Kale's career includes executive leadership roles at Northrop Grumman and BAE Systems, where she managed multi-hundred-million-dollar programs delivering complex A&D solutions, including large-scale surveillance radar systems and electronic warfare suites. Ms. Kale holds a Bachelor of Science in Industrial Engineering from Rutgers University and an MBA from George Washington University.

Mr. Maletira is a corporate director with more than 25 years of broad business experience spanning strategy, sales and finance in the technology industry. He served as Chief Executive Officer and a board member of Rackspace Technology, Inc., a cloud computing company from 2022 to 2025 and as Vice Chairman of the board of directors during 2025. He joined Rackspace in 2020 and served as President and Chief Financial Officer from 2020 to 2022. Before joining Rackspace, Mr. Maletira held positions as Executive Vice President and Chief Financial Officer at Viavi Solutions, Inc. from 2015 to 2020 prior to which he served various senior executive positions at Hewlett-Packard (HP), Siemens and HCL-Picker. Mr. Maletira holds a Bachelor of Engineering in Electronics and Communication Engineering from Karnataka University in India, and an MBA from the Ross School of Business at the University of Michigan.

Mr. Ahuja has more than 20 years of experience in networking and telecommunications. Since 2016, he has been the CEO of Versa Networks, a venture-backed firm focused on the convergence of networking and security. He previously spent 18 years at Cisco Systems, Inc., most recently as SVP of Service Provider Business, Products and Solutions at Cisco where he was responsible for developing and managing the service provider segment strategy and portfolio. Mr. Ahuja held several other senior executive roles at Cisco, including SVP and GM of the Mobility Business Group, Chief Architect for the Service Provider business, and SVP and GM of the Service Provider Routing Technology Group. Earlier in his career, Mr. Ahuja served as VP of Marketing at optical networking startup BlueLeaf Networks and product management leader at StrataCom. He also managed the design and deployment of data and voice networks for AT&T Canada, Bank of Canada and Telesat Canada. Mr. Ahuja holds a Bachelor of Science in Electrical, Electronics & Communications Engineering from the University of Calgary.

Mr. Colpitts has more than 30 years of broad business experience spanning strategy, finance and investing in the technology industry. Mr. Colpitts is the Founder of Granite Peak Capital Group which advises private equity firms investing in the technology sector and also makes direct investments. He has served as Executive Chairman and a member of the board of directors of Symplr, a provider of enterprise healthcare operations software, since June 2023. He was further appointed to serve as Interim Chief Executive Officer of Symplr in September 2025. Mr. Colpitts has also served as Executive Chairman and a member of the board of directors of Quest Software, a global provider of systems management and security software solutions, since June 2023, and also served as Interim Chief Executive Officer from August 2024 to January 2025. Before Granite Peak, Mr. Colpitts led technology investing in the U.S. for CVC Capital Partners, a global private equity firm. Mr. Colpitts also had an extensive career in investment banking advising leading technology companies on strategic transactions and capital raising, most recently as Global Head of TMT Investment Banking at Deutsche Bank. Mr. Colpitts holds Honours Business Administration and Master of Business Administration degrees from the University of Western Ontario.

The Board of Directors of Celestica Inc. appointed Laurette T. Koellner as a member of the Board, effective October 27, 2025. Ms. Koellner was a long-standing member of the Board before unexpectedly stepping down in January 2025. She returns to the Board bringing extensive international business, financial and human resources experience as well as leadership experience for her roles on various public company boards. She most recently served as Executive Chairman of International Lease Finance Corporation, an aircraft leasing subsidiary of American International Group, Inc. from 2012 until its sale in 2014. Ms. Koellner retired as President of Boeing International, a division of The Boeing Company, in 2008. While at Boeing, she was President of Connexion by Boeing and a member of the Office of the Chairman, and served as the Executive Vice President, Internal Services, Chief Human Resources and Administrative Officer, President of Shared Services and Corporate Controller. She holds a Bachelor of Science degree in Business Management from the University of Central Florida and a Master of Business Administration from Stetson University, as well as a Certified Professional Contracts Manager designation from the National Contracts Management Association. Ms. Koellner currently serves on the Boards of Directors of The Goodyear Tire & Rubber Company (Chair), Papa John's International, Inc. and Nucor Corporation. On March 24, 2026 Celestica Inc. announced that Laurette Koellner, a veteran member of the Board, will be appointed as Lead Independent Director effective as of immediately prior to its Annual Meeting of Shareholders on May 19, 2026.

On March 24, 2026, the Board appointed David Reeder as a member of the Board, effective May 1, 2026. Mr. Reeder has been appointed to the Company's Audit Committee, Human Resources and Compensation Committee and Nominating and Corporate Governance Committee, effective May 1, 2026. He will be compensated in accordance with the director compensation policies and principles applicable to the Board. Mr. Reeder is an experienced executive with expertise in leading global semiconductor and technology enterprises. He currently serves as President, Chief Executive Officer and a member of the board of directors of Entegris, Inc. Prior to that, he served as Chief Financial Officer at Chewy from 2024 to 2025 and as Chief Financial Officer at GlobalFoundries from 2020 to 2024 where he oversaw the company's initial public offering in 2021. He previously held executive positions at Tower Hill Insurance Group, Lexmark International Inc., Electronics for Imaging Inc., Cisco, Broadcom and Texas Instruments Incorporated. He served on the board of directors of Alphawave IP Group plc from 2023 to 2025.