Winthrop Baum is a commercial real estate owner and operator with over four decades of experience throughout Fairfield and New Haven Counties. He built his full-time real estate practice from part-time investing, with a focus on long-term value creation, disciplined growth, and responsible asset stewardship. Winthrop Baum is a commercial real estate owner and operator with over four decades of experience throughout Fairfield and New Haven Counties. He built his full-time real estate practice from part-time investing, with a focus on long-term value creation, disciplined growth, and responsible asset stewardship. His portfolio includes notable properties such as 25 Van Zant. A flagship property, 25 Van Zant reflects his emphasis on flexible, scalable commercial and industrial spaces that adapt to evolving business needs. Beyond real estate, Winthrop is a lifelong member of Congregation Beth El of Norwalk and has served on its Board of Trustees since 1995, demonstrating a long-standing commitment to community leadership and governance. He is also the founder of the Fairfield County Commercial Brokers Network (FCCBN), now in its twenty-seventh year, a nonprofit organization that serves complementary industry professionals and provides opportunities for learning, mentorship, and collaboration. In 2016, he founded the Merle BaumForte Society to support the financial needs of the Norwalk Symphony Orchestra in memory of his beloved Mother, an ardent supporter of the organization.