United Flea Markets Announces Leadership Transition

June 5, 2025

Denver, CO — United Flea Markets, the leading owner and operator of flea markets across the United States, today announced the promotion of Lincoln Hoffman to Chief Executive Officer, effective immediately. Rob Sieban, who has served as CEO since the company’s founding, will transition to the role of Executive Chairman, where he will lead United Flea Markets’ strategic focus on mergers and acquisitions.

“Lincoln’s promotion to CEO marks a significant milestone in our growth story,” said Rob Sieban. “His leadership, deep operational expertise, and passion for our markets have been instrumental in driving performance across the portfolio. I’m confident that under his direction, United Flea Markets will continue to innovate, grow, and deliver value to our vendors, customers, and partners.”

Lincoln Hoffman joined United Flea Markets in 2018, overseeing day-to-day operations across the company’s 15 flea market properties. His leadership has driven record revenue growth, operational efficiencies, and elevated customer experience strategies.

“I’m honored to step into the role of CEO and continue building on the strong foundation Rob and our team have created,” said Hoffman. “United Flea Markets is more than a business—it’s a community hub, a marketplace of opportunity, and a place where traditions thrive. I look forward to expanding our reach while preserving what makes each market unique.”

As Executive Chairman, Sieban will focus on identifying and acquiring high-potential flea markets and complementary businesses to continue the company’s national expansion. His entrepreneurial vision and track record in strategic growth initiatives will remain central to United Flea Markets’ evolution.

United Flea Markets currently owns and operates 15 iconic flea markets across the country, offering a unique blend of shopping, food, entertainment, and community connection to millions of visitors annually.