Mary Sieghart

Mary Ann Sieghart currently works at Social Market Foundation, as Chairman from 2010, Pantheon International Plc, as Senior Independent Non-Executive Director, Guardian Media Group Plc, as Senior Independent Director, United Kingdom Office of Communications, as Member-Content Board from 2014, Guardian News & Media Ltd., as Owner, Tate Modern, as Council from 2008, National Association for Gifted Children, as Vice President, The Radcliffe Trust, as Trustee from 2006, Kennedy Memorial Trust, as Trustee, and The Scott Trust (Cheshire), as Trustee.
Ms. Sieghart also formerly worked at Henderson Smaller Cos.
Investment Trust Plc, as Senior Independent Non-Executive Director from 2016 to 2018, The Merchants Trust Plc, as Independent Non-Executive Director from 2014 to 2024, DLN Digital Ltd., as Non-Executive Director, and Times Newspapers Ltd., as Assistant Editor in 2007.