Guillette specialises in mergers and acquisitions, representing clients including domestic and foreign private equity funds, institutional investors and strategic partners. She focuses on private equity investments and the financial sector and regularly works together with Houthoff’s Regulatory Team. Guillette has had a leading role in more than 50 transactions and became a partner at Houthoff in July 2022. In 2018, she was seconded to Sidley Austin LLP in London.
Guillette van Grinsven
Attorney-at-law | Partner

- Advising Freshstream Investments LLP on entering into a strategic partnership with leading Dutch jewellery and lifestyle brand ‘My Jewellery’, together with CEO and founder Sharon Hilgers and CFO/CTO Vilmar Bliekendaal.
- Assisted Dutch insurer De Goudse in its proposed acquisition of a 35% stake in glass insurer Midglas. Midglas is market leader in this niche market. A part of the proposed acquisition is also a 35% stake in De Glaslijn, a facility service provider.
- Advised Acture Group and IK Investment Partners on the sale of Acture Group, a leading provider of holistic employee welfare solutions, to Rivean Capital.
- Specialisation Course Company Law & Business Law (cum laude) (Grotius Academy)
- Law Firm School (cum laude)
- LL.M. Company Law (cum laude) (Utrecht University)
- LL.B. Law (Utrecht University)
- Admitted to the Bar in the Netherlands in 2011
- Chair of the Legal & Regulatory Committee of the Dutch Association for Private Equity and Venture Capital (NVP).
- Has a seat on the European Regional Forum Committee of the International Bar Association
- Until 2023, Guillette was a board member of the Dutch Young M&A Community
- Won the Best Young Professionals Law Award in 2016
Dutch, English