Core & Main, Inc.

Director Nominees

Class I Directors - Terms Expiring at the 2025 Annual Meeting

Dennis G. Gipson has been an independent Board member of the Company since July 2021 and served as a member of the board of Opco from August 2017 until August 2019 and Holdings from August 2019 until July 2021. Mr. Gipson has over 40 years of experience in the food distribution and retailing industry, holding executive leadership positions at Hussmann International and Ingersoll Rand. From 2016 to 2019, Mr. Gipson was elected Board Chair of Fontbonne University, and from 2019 to 2020, he also served as interim President and COO. He was named a Trustee Emeritus when his term ended in 2020. Prior to joining Fontbonne University, Mr. Gipson served as CEO of Hussmann International from 2010 to 2017. Mr. Gipson holds a B.A. in Management from Maryville University in St. Louis and an Executive M.B.A. from Stanford University. Mr. Gipson is a valuable member of our Board because of his broad experience in the retail, manufacturing, and distribution sectors.

James D. Hope has been an independent Board member of the Company since May 2024. Mr. Hope was Executive Vice President and Chief Financial Officer of Performance Food Group Company (“PFG”, NYSE: PFGC) from 2018 to 2022 and Executive Vice President of Operations from 2014 to 2018. Prior to joining PFG, Mr. Hope spent 26 years in various executive leadership roles at Sysco Corporation (NYSE: SYY), most recently serving as Executive Vice President of Business Transformation. Before that, Mr. Hope progressed through several financial and sales leadership positions, including Senior Vice President of Sales and Marketing and President and CEO of Sysco’s Kansas City operating company. Mr. Hope holds a B.S. in Business Administration from the University of Texas at Austin.Mr. Hope is a valuable member of our Board because of his financial and operations expertise, his board experience on a public distribution company and his experience as a finance executive.

Mark R. Witkowski has served as the Company’s CEO since March 31, 2025. Mr. Witkowski previously served as the Company’s CFO since its formation in April 2021, of Holdings since August 2019, and of OpCo since February 2016 until his appointment as CEO. Prior to being named CFO, Mr. Witkowski served as the Company’s vice president of finance and as the credit director of OpCo from 2008 to 2012. He joined Core & Main in 2007 after a 10-year career working in the audit practice of PricewaterhouseCoopers, LLP focusing on large public and private companies across various industries. Mr. Witkowski holds a B.S. in Business Administration with an emphasis in accounting and finance from Washington University.Mr. Witkowski is a valuable member of our Board because of his deep expertise in finance and accounting as well as his intimate understanding of the Company’s financial health and strategic planning and deep knowledge of our industry and day-to-day business and operations.

Continuing Directors

Class II Directors - Terms Expiring at the 2026 Annual Meeting

Bhavani Amirthalingam has been an independent Board member of the Company since April 2022. Ms. Amirthalingam has served as the Chief Growth and Transformation Officer of Acuity Inc. (NYSE: AYI) since November 2024. Previously, Ms. Amirthalingam served as Executive Vice President and Chief Customer and Technology Officer of Ameren, from March 2023 to March 2024, and as the Senior Vice President and Chief Digital Information Officer of Ameren from March 2018 to March 2023. Ms. Amirthalingam also served as the Chief Information Officer of Schneider Electric from January 2015 to February 2018. Her previous experience includes 15 years at World Wide Technology as Chief Information Officer and Vice President, Customer Solutions & Innovation. Ms. Amirthalingam holds a B.S. in Computer Science from Madras University and an M.B.A. from SP Jain Institute of Management & Research. Ms. Amirthalingam is a valuable member of our Board because of her extensive experience in digital strategy, customer experience, information security and cyber security across a variety of global manufacturers, technology, distribution, and energy companies.