Natasja assists companies and Works Councils with pension transition processes resulting from changes in legislation or mergers and acquisitions. She also advises on (early) retirement schemes, sustainable employability, and employment conditions in the context of restructurings and reorganizations. These aspects often come into play during due diligence processes, where she supports various law firms.

Natasja studied tax economics at the University of Amsterdam. She started as a tax advisor in 1996 and has been working in the pension sector since 1998. She worked for nine years at a Big 4 firm and two years at an insurance company as an advisor in the tax-legal department. In 2006, she co-founded KWPS. Natasja is the chair of the Pension section of the Dutch Association of Tax Advisors. Additionally, Natasja regularly publishes articles, is a co-author of several pension publications, and has been a guest lecturer at Maastricht University for many years.

Natasja is the treasurer of the Amstelveen Rugby Club where her two sons have played for many years, and she enjoys watching their matches on weekends. She also loves putting on her running shoes to go for a long run.