WUREC Speaker Event: MaryAnne Gilmartin (CEO of MAG Partners)

MaryAnne Gilmartin is the Founder and Chief Executive Officer of MAG Partners, a WBE-certified real estate development company she founded in 2018.

Today, the company has a $1B development pipeline in New York, including Ruby at 243 W. 28th Street, a mixed-income residential building designed by COOKFOX that reached 98 percent occupancy in Summer 2024. Two other luxury residential buildings, Mabel at 335 Eighth Avenue and Anagram Turtle Bay at 300 East 50th Street, began leasing in Summer 2025. In partnership with Sagamore Ventures – the family office of Under Armour Founder and CEO Kevin Plank – Goldman Sachs Asset Management, and MacFarlane Partners, MAG Partners is leading the development of Baltimore Peninsula, a 235-acre masterplan in Baltimore, MD. MAG Partners is also managing the lease up and operations of 1.1M SF of office, retail, and residential development located on a prime waterfront location.

MaryAnne previously served as President and CEO of Forest City Ratner Companies, where she oversaw a period of game-changing ground-up development and managed its multimillion square foot residential, commercial and retail portfolio. MaryAnne also served as Chair of the Board of Directors and interim Chief Executive Officer of Mack-Cali Realty Corporation.

MaryAnne is a civic leader in the New York metropolitan area, serving as Chair Emeritus of the Downtown Brooklyn Partnership, member of the Board of Trustees of The Brooklyn Academy of Music, member of the New York Public Radio Board of Trustees, and a member of the Executive Committee and Board of Governors of The Real Estate Board of New York. At Columbia University, MaryAnne is part of the Industry Advisory Board of the MS Real Estate Development Program as well as a member of the real estate advisory board in the Center for AI in Business Analytics & FinTech. In addition to her civic and industry board service, MaryAnne was appointed a member of the board of directors of the global investment banking firm Jefferies Group LLC in 2014, and is currently chair of the ESG, Diversity, Equity and Inclusion Committee.

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