Brett Winterstein Bio

Brett Winterstein focuses his practice on mergers and acquisitions, venture capital transactions, growth equity transactions and loan transactions, with an emphasis on middle-market transactions. Brett’s clients include, among others, food and beverage companies, trucking and logistics companies, telecommunication companies, technology start-ups, including software companies, domestic and international manufacturers, travel and leisure companies and commercial banks. Additionally, Brett routinely advises venture capital funds, growth equity funds, independent sponsors, family offices and private equity funds. In addition to his transactional practice, Brett serves middle-market businesses nationwide as outside general counsel, advising on a range of business matters, including corporate formation and governance, equity issuances, commercial contracting and employment matters. Prior to joining the firm, Brett was a partner and Chair of the Business and Finance Group at HMB Legal Counsel, a well-established, corporate-focused law firm based in Chicago, Illinois. Clients call on Brett to help them grow, diversify and monetize their businesses. He prides himself on being available 24/7 and providing sound, practical advice. Brett was recognized as an Illinois “Rising Star” in 2019 and 2020 for Mergers and Acquisitions by Super Lawyers magazine and played a crucial role in Kilpatrick’s Corporate/M&A and Private Equity – Illinois group becoming Chambers ranked in 2025.