Mark Coster

Mark Coster is an accomplished executive with extensive experience in corporate development and strategy, currently serving as Operating Executive at Polaris Growth Fund since April 2023, where responsibilities include supporting portfolio companies in achieving growth objectives. Prior to this role, Mark held multiple senior positions at Trader Interactive, including Senior Vice President of Corporate Development, leading strategic growth initiatives, buyouts, and early-stage investments. Additional roles at Trader Interactive encompassed Head of Product for B2B products and Senior Vice President of Corporate Strategy and Development, contributing to significant enterprise value growth. Mark's career also includes key positions at CarMax and PRA Group, focusing on corporate strategy and mergers and acquisitions. Mark began a professional journey in business consulting at The Boston Consulting Group and has prior experience in sports marketing with ESPN and Virginia Sports Properties. Mark holds an MBA from the University of Virginia Darden School of Business and a BS in Commerce from the University of Virginia.