
La Gro advises across a wide range of corporate and contentious healthcare matters, with notable experience in restructuring work and UPC infringement proceedings. Practice head Marleen van den Horst is noted for her work on SPC and regulatory issues, and is a key port of call for major pharmaceutical companies on clinical trial questions and orphan medicinal product matters. Benjamin Niemeijer brings expertise in IP litigation and frequently assists healthcare providers with tech-focused transfers and related commercial issues.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Caroline de Weerdt has been a trusted legal partner across a variety of complex matters. What sets her apart is her pragmatic and solution-oriented approach: she combines deep legal expertise with the ability to translate it quickly into clear, workable advice.'
- ‘Dedicated, full of drive.'
- ‘Quick answers.'
Key clients
- Stichting Alrijne Zorggroep
- Insud Pharma
- Leiden University Medical Centre (LUMC)
- Move the Brain
- Oldelft Ultrasound
- Stada Arzneimittel
- Adalvo
- Focus Care Pharmaceuticals
- Amgen
- OrthoApnea
- Vivisol B
- NeoKidney Foundation
Work highlights
Representing Amgen as lead counsel in complex patent litigation in the Netherlands relating to its blockbuster biosimilar to aflibercept.
Representing OrthoApnea and Vivisol B in infringement proceedings initiated by J. Nelissen before the UPC.
Representing Leiden University Medical Centre on its clinical research & drug discovery, handling requests for disclosure of information and assisting in public procurement cases.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Marleen van den Horst
Other key lawyers
Benjamin Niemeijer; Iris Arts; Caroline de Weerdt
