Firm Profile > CMS > Amsterdam, Netherlands


Dispute resolution: Mediation Tier 1

CMS’ group is led by Leonard Böhmer and Peter Soede. Clients include Dutch and international insurance companies, as well as financial institutions.

Industry focus: healthcare and life sciences Tier 2

The CMS team offers a broad range of expertise including regulatory, IP, and competition. Ellen Gielen, who has extensive experience of regulatory regimes, and managing partner and litigator Willem Hoorneman, co-head the group; of counsel Gertie Lintjens is also notable for her experience of the pharma and medical devices industries. The team advised Apologistics on the regulatory issues associated with the development of a new business model for its online international pharmacy business.

Real estate Tier 2

Hein van der Meer and Arnout Scholten are the senior members of the CMS  practice which serves domestic and international clients including developers, investors, and real estate funds, which benefit from the CMS global network. The team also advises on the planning, leasing, and finance aspects of projects ranging from office, leisure, and residential property developments to green and brownfield developments and upgrades. The team is acting for project company COD and developer Het Dok on complex transactions with the aim of developing the Het Dok neighbourhood which will provide 449 homes and retail premises.

Restructuring and insolvency Tier 2

The CMS group assists national and international clients on corporate recoveries and insolvencies with a focus on turnarounds. The team is acting as silent administrator, court-appointed administrator, and trustee in the bankruptcy of Portugal Telecom International Finance, a high profile, cross-border insolvency proceeding valued at €4bn. Jan Willem Bouman and Marcel Groenewegen are two of the senior partners and Marc van Zanten, who frequently acts as a court-appointed administrator, 'beams self-confidence and class'. van Zanten often works with the 'pleasant and knowledgeable' associate Wilmy Westerhof.

Banking and finance: asset finance and structured finance Tier 3

Eduard Scheenstra leads CMS’ practice, and is advising Münchener Hypothekenbank on a €29m refinancing of an existing loan for telecom service provider KPN’s BGV IV fund. He also assisted investor Robus Capital with its complicated financial and pan-European corporate restructuring of Beate Uhse, the Frankfurt-listed retailer.

Banking and finance: Borrower side Tier 3

The team at CMS assisted Delin Capital Asset Management with its sale of a share and real estate portfolio valued at  €200m to Blackstone affiliates. Led by Eduard Scheenstra, the team is advising Oaktree Capital Management on its investment in Kadans, a property investor and developer. Senior associates Jesler Hartman Kok joined Jan Joris van Kampen from NautaDutilh in June 2017 and March 2018, respectively.

Capital markets: equity Tier 3

Reinout Slot heads the equity capital markets practice at CMS. His expertise includes advising on issuance of shares, bonds and other securities, public offers, acquisitions and sales of quoted and private companies in the Netherlands and abroad. In recent work, he acted for Cott Corporation on the secondary market equity sale of its bottling activities for non-alcoholic beverages to Refresco Holding for a purchase price of $1.25bn. Counsel Clair Wermers is also noted.

Construction Tier 3

The CMS team is led by Jeroen Berlage and Arno Moret, the latter is known for his arbitration and litigation skills and his work includes advising BAM on the construction, insurance, and health and safety issues in relation to the collapse of the newly built parking facility at Eindhoven Airport.

Energy: regulatory Tier 3

Cecilia van der Weijden is a corporate finance expert who heads the CMS   energy practice. She advises on a broad range of projects especially in the renewables sectors together with regulatory regimes. Partner Martika Jonk  has a focus on the upstream oil and gas industry advising on corporate matters and related regulatory issues. Clients include British Wind Energy, BioMCN, and ENERCON.

Energy: transactional Tier 3

Cecilia van der Weijden leads the team at CMS which is especially active on renewable energy mandates. The team is advising Partners Group on the acquisition of a 45% interest in a Dutch company that owns the project rights in the offshore wind farm Borssele III/IV.  Other clients include BioMCN, Orsted, and GE Renewable Energy.

Industry focus: retail Tier 3

CMS advises on the tax and legal aspects of operating in the retail/consumer products sector. Corporate specialist Mark Ziekman has a focus on cross-border mergers, takeovers and joint ventures, especially in the insurance and consumer products industries, and is the chair of the firm's consumer products group. Rogier de Vrey heads the IP work and is acting for McCain in actions against Simplot which are part of a global infringement dispute including disputes over design validity.

Insurance Tier 3

CMS offers a broad range of expertise spanning D&O, personal injury, product liability, and reinsurance in conjunction with M&A assistance in the construction, healthcare, and aviation sectors. Leonard BöhmerBas Baks, and counsel Eva Schothorst are the key advisors. Recent work includes high-value liability and personal injury issues arising from a construction project and a pan-European case concerning a product recall in the consumer market.

Banking and finance: lender or arranger side Tier 4

CMS is noted for handling financing matters in the real estate, leisure and energy sectors, among others. Eduard Scheenstra, who heads the firm's banking and finance practice in the Netherlands, advised GreenOak Europe Secured Lending Holdings on the financing of the acquisition by subsidiaries of Cromwell and York Capital Management of a Dutch real estate portfolio. Senior associate Jesler Hartman Kok and deputy civil law notary Jan Joris van Kampen were new arrivals from NautaDutilh and Van Doorne.

Dispute resolution: Commercial litigation Tier 4

CMS’ commercial litigation team is led by Peter Soede. The team is defending a client in a dispute relating to certain government proposals concerning emissions restrictions. Petra Heemskerk and Leonard Böhmer are other key names.

Employment Tier 4

Aside from the quality of service, CMS is valued for its 'presence in many European countries'. Katja van Kranenburg heads the practice and senior associate Stephanie Dekker and counsel Barbara Veldmaat are also key contacts. The team offers the gamut of employment expertise and has a focus on the impact of new technologies on workplace relations. In highlight work, the team advised a global client, following a merger, on the implications of a reorganisation which included the social plan, notifications of mass dismissals, and pensions analysis.

EU and competition Tier 4

At CMS, the team ‘has a reassuring pragmatic and knowledgeable approach’. Group head Edmon Oude Elferink and senior associate Annemieke Hazelhoff acted for Oaktree Capital on the sale of Dental Clinics to Nordic Capital. Robert Bosman, who splits his time between Brussels and Amsterdam, acted as co-counsel alongside Fieldfisher, to Japanese shipping firm Nippon Yusen Kabushiki Kaisha, following a fine of €141m imposed by the European Commission in February 2018 for cartel activity.

Industry focus: Information technology Tier 4

CMS handles transactions and disputes in the IT space and can tap into a global network when it comes to cross-border matters. Following the retirement of Hendrik Struik in 2018, Simon Sanders now heads the IT and telecoms practice. His recent work includes representing Bits of Freedom, the digital rights organisation, which has raised objections to the regulator’s interpretation of zero rating. Other clients include Centric, COIN, and Accor Hotels.

Intellectual property: trade marks, copyrights and design rights Tier 4

The CMS team provides assistance on privacy, anti-competition, and data ownership issues. Department head Rogier de Vrey assists clients with transactional and contentious matters in relation to all types of IP assets; he also has expertise in breeder’s rights and crop protection issues. De Vrey advised McCain on design infringement cases against competitor Simplot as part of a global dispute. Willem Hoorneman and counsel Marcoline van der Dussen are also notable team members.

Investment funds Tier 4

Reinout Slot is the key contact at CMS for investment funds work; he has expertise in structuring, fund formation and operation, and fundraising activities.

Commercial, corporate and M&a Tier 5

Led by Roman Tarlavski, the CMS group takes on the full range of M&A work and corporate governance matters in sectors including energy, life sciences, consumer products, financial services, and TMT. Its highlight work includes acting for a biotechnology company on a cross-border acquisition and assisting private equity houses on acquisitions and investments in the automotive, waste, and high tech industries. Mark Ziekman, who specialises in cross-border mergers, takeovers and joint ventures, and energy practice head Cecilia van der Weijden are noted practitioners.

Private equity Tier 5

CMS’ private equity deals expertise is integrated into its corporate and M&A practices. Department head Roman Tarlavski acted for Merck Ventures on its €7.5 investment into a food science company.

Tax Tier 5


CMS is a leading and long-standing law firm in The Netherlands with 160 lawyers, civil-law notaries and tax advisers working from three offices. The firm combines expert knowledge and experience with innovation and creativity to ensure our clients achieve and secure their business goals. Its specialists form a full-service practice for national and international businesses such as Fortune 500 companies, FT European 500 companies and organisations from the DAX 30. With the same drive, it helps clients turn their start-ups into game changers.

Department Name Email Telephone
Administrative law Luurt Wildeboer +31 20 3016 382
Banking & Finance Eduard Scheenstra +31 20 3016 447
Commercial Aukje Haan +31 30 2121 747
Competition & EU Edmon Oude Elferink +32 26 5004 54
Consumer products Mark Ziekman +31 20 3016 413
Corporate/M&A Roman Tarlavski +31 20 3016 312
Dispute resolution Leonard Böhmer +31 30 2121 710
Employment and pensions Katja van Kranenburg - Hanspians +31 20 3016 402
Energy Cecilia van der Weijden +31 20 3016 411
Funds Reinout Slot +31 20 3016 319
Hotels & Leisure Roman Tarlavski +31 20 3016 312
Infrastructure & Projects Hein van der Meer +31 20 3016 227
Insolvency & Restructuring Jan Willem Bouman +31 30 2121 285
Insurance Leonard Böhmer +31 30 2121 710
Intellectual property Willem Hoorneman +31 20 3016 237
Life Sciences & Healthcare Ellen Gielen +31 30 2121 517
Mobility Petra Heemskerk +31 20 3016 295
Public Procurement Petra Heemskerk +31 20 3016 295
Real Estate & Construction Hein van der Meer +31 20 3016 227
Tax Herman Boersen +31 20 3016 451
TMC - Technology, Media & Communications Katja van Kranenburg - Hanspians +31 20 3016 402
Photo Name Position Profile
Mr Bas Baks  photo Mr Bas Baks
Mr Robert Bosman  photo Mr Robert Bosman
Mr Marcel Groenewegen  photo Mr Marcel Groenewegen
Mr Edmon Oude Elferink  photo Mr Edmon Oude Elferink
Mr Arnout Scholten  photo Mr Arnout Scholten
Mr Marc van Zanten  photo Mr Marc van Zanten
Mr Hein van der Meer  photo Mr Hein van der Meer
Mrs Cecilia van der Weijden  photo Mrs Cecilia van der Weijden
Number of lawyers : 4,500+
Chinese (Mandarin)
Other offices : Brussels
Other offices : Utrecht
Other offices : Amsterdam
CMS the Netherlands : 160 lawyers, civil-law notaries and tax advisers
CMS locations : CMS has offices in 73 locations around the world
Managing Partner : Willem Hoorneman