Firm Profile > Maverick Advocaten N.V. > Amsterdam, Netherlands

Maverick Advocaten N.V.

EU and competition Tier 3

Maverick Advocaten N.V. is a boutique law firm with significant expertise in advising clients in competition law and regulated markets, specifically healthcare, telecoms and postal markets. Martijn van de Hel has a 'thorough knowledge of competition law' and jointly leads the practice with Diederik Schrijvershof; both are advising two large hospitals in the Rotterdam region (Erasmus MC and IJsselland Hospital) with their merger procedure at the Dutch Healthcare Authority (NZa) and ACM.


I admire Martijn for his drive, thorough knowledge of competition law and to get the most out of each case. In addition, he often comes up with creative solutions and approaches‘.

The team members are keen on reaching the most practical solutions for their clients’ complex business and legal challenges. Despite working in a leading law firm in the field of regulatory and competion law, they remain approachable‘.

Key clients


ADG Dienstengroep



British Airways


Erasmus MC



GroetenFruit Huis/DPA

H&S Groep

IJsseland Hospital

IMCD Group


Midac Nederland


Omnia Retail

Oxin Growers

Parnassia Groep

Radboud MC

Scotch & Soda

SRK Groep

Stichting Omring

Stichting Vrijwaard


Tony’s Chocolonely


Van Loon Groep


Industry focus: healthcare and life sciences Tier 3

Maverick Advocaten N.V. has a notable track record in the healthcare sector and assists clients including hospitals and pharmaceuticals companies with complex transactions and collaborations, administrative proceedings and regulatory regimes. The team also has expertise in competition rules within the sector and handles merger proceedings before the Netherlands Authority for Consumers & Markets; Diederik Schrijvershof and Martijn van de Hel are highly regarded experts in this area.


‘In depth knowledge, accuracy, creativity, easy accessible.’

‘Focused boutique firm with broad knowledge of the healthcare industry. Proactive and service minded.’

‘Martijn van de Hel is a responsive, practical and knowledgeable lawyer who is not afraid to take a stance.’

‘Diederik Schrijvershof is a smart lawyer who can act as a liaison towards authorities with seniority.’

‘Small, dedicated, focused, service oriented, experienced.’

‘First time right, total and pro-active support.’

‘Maverick is capable of providing excellent professional advice in a timely fashion, safeguarding our interests but also considering cost-effectiveness and practicability. The team is diverse and pleasant to work with.’      

‘Martijn van de Hel is approachable and able to quickly place your request for advice in the right context. You can expect solid well-considered advice from him in a short time-frame.’

‘The partners Diederik Schrijvershof and Martijn van der Hel are very kind people who are modest and approachable. This makes them the perfect board room lawyer, because their knowledge of competition law is above any doubt.’

Key clients

Alliance Healthcare



De Forensische Zorgspecialisten

de Nederlandse GGZ



Equipe Zorgbedrijven

Erasmus MC

European Dental Group





IJsseland Hospital


Nederlandse Tandartsen Coöperatie




Parnassia Groep

Radboud MC

Stichting Omring

Stichting Vrijwaard

UMC Groningen


Zorg van de Zaak

Zorggroep Maasduinen

Industry focus: telecoms Tier 3

Maverick Advocaten N.V. focuses on TMT matters and provides expertise in competition law, regulatory frameworks, data protection and a range of administrative proceedings to its telecoms, media and content provider clients. Diederik Schrijvershof and Martijn van de Hel jointly head up the practice; their work includes net neutrality mandates and competition issues in the transport sector. Bas Braeken has departed to bureau Brandeis.


‘The team is unique as they don’t limit their service to solving legal issues; they act as a valuable sparring partner and advisor in complex strategic legal matters.’

‘Diederik Schrijvershof has great expertise in the competition law field, provides practical advice and understands business needs.’

‘Dedicated competition law practice, no clients on other areas so less conflicts.’ 

‘Martijn van de Hel is valued sparring partner, a strategic adviser on how to approach the Dutch competition authority and draws comparisons with competition law situations in other sectors.’

Key clients






Kofschip group

Omnia Retail

The firm: Maverick Advocaten is the leading independent competition boutique law firm in the Netherlands. Clients reach out to the firm with all their questions regarding the powers of the Netherlands Authority for Consumers and Markets (ACM), the European Commission and the Dutch Healthcare Authority (NZa). Maverick Advocaten was founded by Bas Braeken, Diederik Schrijvershof and Martijn van de Hel, all-round specialists in competition law with experience gained at top law firms in the Netherlands. With more than ten full-time fee-earners advising on competition law Maverick Advocaten has one of the largest competition practices in the Netherlands. Together it possesses all the necessary knowledge and skills to provide clients with an optimal service in cases involving competition law and all aspects of sector-specific regulation.

Areas of practice: Maverick Advocaten is active in the full breadth of Dutch and European competition law. Maverick Advocaten is also known for its experience in the field of regulated markets (postal, telecoms, healthcare) as well as procurement law. It assists a large number of clients, varying from family-owned companies, small and medium-sized companies to international stock-listed companies. Maverick Advocaten is especially known for its expertise and track record in relation to (i) large cartel investigations/alleged anti-competitive conduct (also including assistance with dawn raids and internal investigations), (ii) complex collaborations/transactions including (complex) merger control proceedings (covering inter alia remedies and phase II decisions) and (iii) high-value competition and regulatory litigation, including follow-on cartel damage proceedings.

Department Name Email Telephone
Dutch and European competition law (including advising on all aspects of horizontal and vertical agreements, merger control, cartel investigations and abuse of dominance cases)
Regulated markets (such as telecoms, healthcare, energy, post and transport)
Antitrust and regulatory litigation (proceeding on behalf of a wide range of clients on general competition law issues as well as on sector-specific regulation)
Photo Name Position Profile
Ms Leyla Bozkurt  photo Ms Leyla Bozkurt Leyla is specialised in European and Dutch procurement law. Leyla assists contracting…
Mr Wouter Jans  photo Mr Wouter Jans Wouter joined Maverick in September 2018. During his double bachelor and master…
Mr Ramesh Kaushik  photo Mr Ramesh Kaushik Ramesh obtained a bachelor’s degree in law in 2015. During his studies…
Ms Annabel Kingma  photo Ms Annabel Kingma
Ms Jeanne Plettenburg  photo Ms Jeanne Plettenburg Jeanne Plettenburg (admitted to the bar in 2016) advises on (European) competition…
Ms Reshmi Rampersad  photo Ms Reshmi Rampersad Réshmi has been working as associate at Maverick Advocaten since August 2019.…
Mr Diederik Schrijvershof  photo Mr Diederik Schrijvershof Diederik has experience in all areas of European and Dutch competition law.…
Mr Martijn van de Hel  photo Mr Martijn van de Hel Martijn van de Hel has comprehensive experience of European and Dutch competition…
Number of lawyers : 10