FITZ Partners

The FITZ Partners management team shares the belief that our success will be the reflection of our focus on data quality and service to our customers. Our management team have built their unique expertise in fund fees & expenses during a combined 40 years of experience in the fund industry.

Hugues (H) Gillibert


A pioneer in fund cost calculation in Europe, from 1996 Hugues developed Fitzrovia International alongside Paul Moulton before selling their well-respected business to Lipper. After 4 successful years as Head of New Ventures at Thomson Reuters, Hugues set up FITZ Partners.

Under his leadership as a Director of Fitzrovia International, his data team made over 350,000 TER calculations based on a consistent methodology, covering over 55,000 funds worldwide. He has supported Working Groups on fund expenses for both INREV and ALFI, and spoken at diverse Thomson Reuters asset management events.

He gained an MSc in Finance from Strathclyde University in Scotland and a degree in European Business Studies from Group ESC Bordeaux in France.

Darren Thomas

Operations Director

Darren began his career in the fund industry when he joined Fitzrovia International, prior to its acquisition by Thomson Reuters in 2004. Darren went on to become the youngest Department Head within his group in 2009; managing a global data team located in over 3 countries.
In earlier roles Darren led various teams delivering high quality Fund Charges content, and providing high level support to both internal and external clients.

With over 10 years’ experience of analysing fund expense data and statutory reports, Darren has built a solid reputation for building high quality content, services and data excellence. Darren holds a BSc (Hons) in Mathematics and Management Studies from the University of Sussex.

FITZ Partners Ltd is a Limited company registered in England and Wales under registration number 8439194.