Each year, Chambers & Partners assesses law firms and individual lawyers based on expertise, quality of service and market position. Rankings are given in ‘bands’, ranging from Band 1 (highest) to Band 6 (lowest).
Healthcare practice moves up
Dirkzwager’s Healthcare team has been promoted from Band 3 to Band 2. The practice is known for its impressive portfolio, advising hospitals and healthcare providers on a wide range of matters, from medical technology to health insurance regulation. Clients value the team’s specialised expertise and ability to structure and resolve complex legal issues with clarity.
"Dirkzwager is well aware of the strategic landscape. The team has proven on multiple occasions its ability to structure and solve complex cases."
Highlight
Dirkzwager advised mental health organisation Pro Persona on a collaboration with addiction care provider IrisZorg and Rivierenland Hospital, expanding access to mental healthcare in the region.
Liability & Insurance remains a key practice
Dirkzwager’s regional and international insurance team is mentioned in Band 3. The team advises leading Dutch and global insurers on complex insurance matters, with deep expertise in professional liability, product liability and D&O disputes. Their extensive knowledge and approachable, pragmatic way of working set them apart.
"What distinguishes this department is its deep expertise in complex insurance coverage matters, combined with a practical, even-keeled approach that makes it exceptionally easy to work with."
Notable practitioners
Tom van Malssen, partner and Supreme Court litigator, and Joost Bindels, partner and liability law specialist, are both listed as Notable Practitioners. These mentions highlight their expertise and strong market presence.
New and returning individual rankings
Koen Mous
Koen Mous, healthcare lawyer, moves from being listed as a Notable Practitioner last year to earning his first individual ranking in Band 3. He is highly regarded for his work in healthcare-related disputes, particularly in insurance and reimbursement matters.
"His in-depth knowledge of market developments and strategic insights, combined with his deep knowledge of the regulatory landscape, makes his advice invaluable."
Mark Jansen
Mark Jansen, IT and privacy lawyer, is again individually ranked in Band 3. Mark is experienced in Dutch DPA (Data Protection Authority) proceedings and in managing data breach incidents. Clients appreciate his strategic perspective and ability to translate complex matters into practical advice.
"Mark Jansen has great knowledge which he combines with accessibility and the ability to think strategically. We value our relationship with him."
Expertise and pragmatism recognised
The Chambers Europe 2025 rankings confirm Dirkzwager’s strong position in the legal market. They reflect the firm’s in-depth expertise, pragmatic approach and ability to turn complex legal matters into practical, applicable advice. Clients continue to value Dirkzwager’s broad perspective, combining legal insight with strategic and commercial understanding.
