Our team

Eelco van Solkema,
Co-Owner & Managing Partner

Eelco is specialised in international tax and has assisted companies with their international tax matters for over 20 years. His experience also includes tax compliance, accounting and corporate governance.


  • International Tax partner at PWC 1990-2014
  • DTS since 2015


  • Master degree tax law University of Leiden 1990

Geoffrey Kuppens,
Founder & Managing Partner

Geoffrey holds a degree in Fiscal law & Dutch law. Geoffrey Kuppens worked as an international tax manager at PwC Rotterdam and PwC London with a focus on the UK and energy market before he started his first own company Dutch Trust Services (DTS). Geoffrey was the driving force behind DTS which he established in 2011 and which organisation has grown into a professional trust business with a variety of clients.

Hyang Jung Kim,
Accounting Officer

Hyang Jung Kim has a Korean Certified Public Accountant licence and a master degree in Accountancy and Control from Amsterdam University. Hyang Jung worked as a manager at PwC Korea and PwC Amsterdam over 8 years and joined DTS in 2018. Hyang Jung is a native Korean speaker and speaks English fluently.

Hans van Loon,
Director & Head of Accounting

Hans is specialised in tax compliance. Hans started his career with the Dutch tax authorities and was a tax inspector and state auditor for 16 years. Subsequently, Hans worked for 15 years as an international compliance tax manager at PWC Amsterdam for international enterprises. Hans speaks English, German fluently and joined DTS in 2016.

Robert Bron,

Robert has a Master’s degree in Dutch law from the University of Utrecht. Robert has worked for several trust companies and has ample experience in the trust industry and extensive knowledge of the trust compliance & regulatory matters.

Mark Verhaaren,
Internal Compliance Officer

Mark has a Master degree in fiscal economics and has a focus on compliance, corporate responsibility and tax reporting. Mark worked for 13 years in the tax, reporting and strategy department of PWC and has extensive experience in the audit of tax and complex tax filings. Mark joined DTS in 2021 and is responsible for internal compliance.