Siobhan O’Sullivan

Associate Director - Group Business Development & Marketing

Email Siobhan Call +44 1534 816 232

Siobhan joined JTC in 2014 and is responsible for business development and marketing for the funds and corporate divisions.

Siobhan began her marketing career at Zeneca and has over twenty years’ experience at a senior level in marketing international, UK and Channel Islands brands which include blue chip companies, financial institutions and well known household names on both client and agency side. Prior to joining JTC, Siobhan was responsible for the re-branding of a leading offshore law firm.

She is a Fellow of the Chartered Institute of Marketing.

Siobhan has been shortlisted in Woman of the Year: Business Services category, Citiwealth Power Woman Awards 2017.


BSc (Hons), FCIM

In their spare time

Siobhan enjoys spending time with her family and keeping up with her children’s busy schedules, which has resulted in getting involved in volunteer roles. Any remaining spare time is enjoyed socialising with friends, walking, or enjoying a good book.

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