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Testimonials
Collated independently by Legal 500 research team.
‘The team is very approachable and sincere.’
‘Humble and straightforward attitude.’
‘Jeroen Bos is an excellent lawyer, always available, quick to respond and very knowledgeable. He is supported by a strong team.’
‘Jeroen Bos is the go-to lawyer at Simmons.’
‘Very hands on and reliable, outstanding technical skills with a broad network in partner jurisdictions.’
‘100% reliable & efficient - Jeroen Bos is an outstanding professional, Marline Hillen as well!’
‘Highly capable and professional international law firm. Broad range of legal services and markets. Great execution skills and excellent junior/mid-level team.’
‘The partner and team are all excellent in their work (both legal knowledge as well as on the practical side). Great execution skills with continued high performance under time pressure. Excellent project management.’
Key clients
- ABN Amro Bank
- AEGON Asset Management
- Citigroup
- Donner & Reuschel
- Rabobank
- BNP Paribas
- Hiltermann Lease
- NN Bank
- Argenta
- MUFG
Work highlights
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Practice head
Jeroen Bos
Other key lawyers
Vincent Engel; Marline Hillen