Board of Directors
Mr. Ahmad received a Bachelor of Science degree in business administration from Georgetown University and a Master of Business Administration degree from Harvard University.
Mr. Ahmad brings nearly 40 years of global experience in corporate and investment banking, having served corporate, asset management and government clients. His strong background in financial and investment markets, underpinned by his understanding of finance and accounting, as well as his work experience across a large number of countries in both developed and emerging economies, are of great value to the Board.
Director since 2020
Mr. Allott is a director of Silgan Holdings Inc. (“Silgan”) where he has served since June 2006 in addition to serving as its Chairperson since April 2019. Mr. Allott previously served as Silgan’s Chief Executive Officer from March 2006 to August 2021, President from August 2004 to March 2019 in addition to Chief Operating Officer from May 2005 to March 2006, and Executive Vice President and Chief Financial Officer from May 2002 to August 2004. Prior to joining Silgan, Mr. Allott was Senior Vice President and Chief Financial Officer of Applied Extrusion Technologies, Inc., a manufacturer of flexible packaging, from July 1996 to May 2002 in addition to serving as its Vice President and Treasurer from July 1994 to July 1996. From 1992 until 1994, Mr. Allott was Corporate Controller and Director of Financial Reporting of Ground Round Restaurants. Prior to that, Mr. Allott was a certified public accountant with Deloitte & Touche LLP.
Mr. Allott earned his Bachelor of Science in business administration from Boston University. Mr. Allott is also a co-founder and partner of Waypoint Investors, LLC, where he serves in a director capacity for invested private companies.
Mr. Allott brings extensive packaging sector experience with a track record of creating shareholder value to Sealed Air's Board.
Director since 2024
Mr. Berryman is a director of ITT, Inc., where he serves on the audit committee.
Mr. Berryman holds a Bachelor of Arts degree in economics from Occidental College and a Master of Business Administration degree in finance from The University of California, Los Angeles, where he serves as a board member for the Center for Global Management. Mr. Berryman also is a member of the board of PA Consulting Group, a private consulting group.
Mr. Berryman has over 40 years of professional experience in strategy, finance and operations. His financial leadership and experience in successful business transformations greatly benefit the Board.
Director since 2022
Ms. Colpron serves as a director of Celestica Inc., where she chairs the nominating and corporate governance committee and serves on the audit committee and the human resources and compensation committee. Ms. Colpron also serves as a director of Veralto Corporation, where she serves on the compensation committee and the nominating and governance committee.
Ms. Colpron earned a Civil Law degree in 1992 from the University of Montreal, Canada. In 2020, Ms. Colpron was recognized by Automotive News as one of the “100 Leading Women in the North American Auto Industry” and, in 2016, by Crain’s Detroit Business as one of the “100 Most Influential Women in Michigan,” a list that includes leaders in business, academia, nonprofits and public policy. Ms. Colpron was inducted into the French Légion d’Honneur in 2015.
Ms. Colpron’s international background as well as her extensive business and legal experience bring great value to the Board.
Director since 2019
Prior to joining Yum! Brands, from January 2017 to October 2019, Mr. Johnson was Chief Information Officer and Executive Vice President, Global Business Services at Walmart, Inc., where he was responsible for leading the company’s enterprise information technology strategy, services, operations and cybersecurity. From July 2014 to January 2017, Mr. Johnson served as Chief Information Officer, Vice President and Corporate Officer at General Electric’s GE Power business where he had responsibility for information technology, cybersecurity, data and digital transformation. Mr. Johnson previously held multiple leadership roles at The Boeing Company, Dell Technologies Inc., Nortel Networks, FedEx Corporation and the United States Coast Guard.
Mr. Johnson earned his Bachelor of Science in computer science and engineering and Master of Business Administration from the University of Texas.
Mr. Johnson’s extensive experience and knowledge as an executive in digital and automation, information technology and cybersecurity are valuable resources to the Board.
Director since 2023
Chairman of the Board
Mr. Keizer formerly served as Deputy Chairman and Chief Operating Officer of KPMG, the U.S.-based and largest individual member firm of KPMG International, or KPMGI, a role from which he retired in December 2012. KPMGI is a professional services organization that provides audit, tax and advisory services in 152 countries. Mr. Keizer previously held a number of key leadership positions throughout his 35 years at KPMG, including Global Head of Audit from 2006 to 2010 and U.S. Vice Chairman of Audit from 2005 to 2010.Mr. Keizer is Chairman of the board of GrafTech International Ltd. He is also a trustee and chair of the audit committee of the BlackRock Multi-Asset Fund Complex. He previously served as Chairman of the Board of Hertz Global Holdings, Inc. and The Hertz Corporation, where he also chaired the audit committee and served on the financing committee and the nominating and governance committee, until June 2021; as a director and audit committee chair of WABCO Holdings Inc. until May 2020; as a director of MUFG Americas Holdings, Inc. and MUFG Union Bank, a financial and bank holding company until 2016; and as a director of Montpelier Re Holdings, Ltd., a global property and casualty reinsurance company until July 2015. Mr. Keizer was also a director of the American Institute of Certified Public Accountants from 2008 to 2011. Mr. Keizer holds a Bachelor’s degree in Accounting, summa cum laude, from Montclair State University, New Jersey.
Mr. Keizer has significant governance, management, operating and leadership skills gained as Deputy Chairman and Chief Operating Officer of KPMG and as a director of multiple public and private companies. Mr. Keizer is also a certified public accountant and financial expert. Mr. Keizer has over four decades of diverse industry perspective gained through advising companies engaged in manufacturing, banking, insurance, consumer products, retail, technology and energy, providing him with perspective on the issues facing major companies and the evolving global business environment.
Mr. Keizer provides the Board over 40 years of business and leadership experience with deep expertise in governance, operational efficiency, risk management, domestic and international operations and mergers and acquisitions.
Director since 2017
Prior to his time at WestRock, Patrick was senior vice president, EIMEA and Global Packaging Adhesives for H.B. Fuller, a global manufacturer of specialty chemicals.
Patrick earned a master’s degree in mechanical process engineering from Eindhoven University of Technology, The Netherlands, and an MBA from Henley Business School in the U.K. Director since 2024
Director since 2024
Mr. Lawton previously served on the board of Buffalo Wild Wings, Inc. He currently serves on the board of the National Retail Federation and the corporate advisory board for The University of Virginia’s Darden School of Business. He is also a member of the Business Roundtable.
Mr. Lawton holds a Master of Business Administration degree from the University of Virginia and dual Bachelor’s degrees in Chemical Engineering, and Pulp and Paper Technology from North Carolina State University.
Mr. Lawton’s education, business management experience and knowledge of the e-commerce and retail industries greatly benefit the Board.
Director since 2019
Ms. Rowland is a director of James Hardie Industries, plc., where she serves on the audit committee and the compensation committee. Ms. Rowland previously served on the board of SPX Flow, Inc. from 2018 to April 2022, where she was chair of the compensation and human capital management committee and a member of the audit committee and the nominating, governance and sustainability committee. Ms. Rowland also served on the board of L.B. Foster Company from 2008 to December 2022 and was the chair of the nomination and governance committee.
Ms. Rowland received a Bachelor of Science degree in chemical engineering from the University of Pennsylvania and a Master of Science degree in business studies from the London Business School. In 2023, Ms. Rowland earned the Sustainability and Climate Risk Certificate from the Global Association of Risk Professionals.
Ms. Rowland’s extensive operational and leadership experience in global industrial material and equipment markets provides valuable insight into strategic and operational issues for Sealed Air. Her knowledge of sustainability, lean principles, strategic sourcing, mergers and acquisitions, and corporate governance are also beneficial assets to the Board.
Director since 2020