Meet Our Current Master

Mary Ann was elected to the Court in 2020, having become a Clothworker in 1986 and joining the Livery in 1996. She sits on a number of committees and sub-committees, including the Hall Design Working Group (HWG) and Interior Design Sub-Group, and is currently Chair of the Members’ Activities Sub-Committee.

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Having been educated in London at St Paul’s Girls’ School and King’s College London, Mary Ann began her career working in the film industry for Working Title Films and Revolution Films. She was headhunted into the music industry by BMG Music Publishing, where she headed up the Film & TV department for the UK and Europe. Mary Ann left BMG to become a founding member of Stage Three Music, an independent music publisher backed by private equity (Ingenious Media & Apax), as Global Head of Film, TV & Media. After seven years, her old company, BMG, bought Stage Three Music. She became part of BMG’s global management team and Managing Director of BMG Ireland, setting up a successful Dublin office. There, she grew the value of an internationally renowned US catalogue, following which she oversaw the catalogue’s sale to a major US music company. In addition to this, Mary Ann has worked within the interior design business for Alain Mertens, as a director of Perring Design and COO at Guy Goodfellow.

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Mary Ann is a third-generation Clothworker and the daughter of John Slim (Master, 1995-96) and granddaughter of Bill Slim (Master, 1961-62). Both of her brothers, Mark and Hugo, are on the Livery. Jessica Slim (her niece) is on the Livery, and Solomon Slim (her nephew) is on the Freedom.

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Mary Ann has first-hand experience as a long-term carer for the terminally ill and as a special needs advocate, and was a NHS Volunteer during the COVID-19 crisis. She enjoys film, music, theatre, spin and TRX classes as well as travel. She is a devoted dog owner who is most often to be found walking her beloved dog.

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