Pot Jonker Advocaten > Haarlem, Netherlands > Firm Profile

Pot Jonker Advocaten
Nieuwe Gracht 124
2011 NM Haarlem

Netherlands > Employment Tier 4

Characterised by its focus on advising multinationals on cases in the Netherlands, Pot Jonker Advocaten, which also acts for Dutch companies and upper management, is regularly instructed on the full spectrum of employment matters, particularly #MeToo allegations, transfer of undertakings, and absenteeism and reintegration issues. The firm has specific experience in the healthcare, construction, agri-food and technology sectors. Hester Tonino leads the team and specialises in employment, healthcare and privacy law. The practice was strengthened by the arrival of Martyn Top from Höcker Advocaten in March 2022.

Practice head(s):

Hester Tonino

Other key lawyers:

Muriel Middeldorp; Martyn Top


‘Easily accessible, respond quickly and know how to manage expectations well. Give an honest picture of a situation. Make you feel like you’re their only customer.’

‘Able to communicate at all levels and make legally complex matters accessible to everyone. They can approach a problem from various angles.’

‘Thorough knowledge, short response times, quality advice. Great sparring partner, making use of all modern technology. Pragmatic and honest, with straightforward communication.’

‘Muriel Middeldorp and Hester Tonino are our partners of choice for all labour law advice and beyond.’

‘The team are easily accessible, know their clients and offer fast and expert advice.’

‘Our contact person knows our company well, responds quickly and gives good advice. Transfer of work due to holidays is arranged smoothly.’

‘The team is very broadly qualified to advise in different areas of legal practice.’

‘My contacts are, apart from their professional skills, very approachable and fast in responding. They are sincerely interested in our company.’

Key clients

Amadeus Hospitality Netherlands BV

Apotheek der Haarlemse Ziekenhuizen


Congregatie van OLV van Liefde van De Goede Herder in Nederland

Danish Crown Netherlands

Dutch Flower Group

Filippa K

Township Haarlemmermeer


Grohe Nederland

De Hartekampgroep

HVO Querido

Hoyng Rokh Monegier

HDI Global SE

House of E&J Couture


Royal Kampert en Helm Rotaform

Levensmiddelenhuis NL


Société des Produits Nestlé

Nieuw Unicum

Oldenburg Bonsel

Orthoclinics (the Knee Clinic)

PPG Coatings

Prologis Management

RedWave (formerly USG Energy)


Royal Ahold Delhaize (Albert Heijn)

Simon Levelt


Streeklaboratorium voor de Volksgezondheid Kennemerland

Viva! Zorggroep

Super Micro


Work highlights

  • Advised on possible TUPE situations for several companies as well as on possible reorganisation alternatives.
  • Advised Kennemerhart on employment matters including the takeover of district teams from TSN.

Netherlands > Dispute resolution: Commercial litigation Tier 5

Pot Jonker Advocaten has a niche specialism in Supreme Court litigation and acts in disputes involving distribution, franchise and sub-contractor agreements as well as public procurement procedures. Litigation department head Floris Diepraam is an experienced corporate and commercial litigator, who is a trusted adviser to boards of directors and companies. Supreme Court litigator Robbert Boesveld is an expert in liability law, while Babette Blaisse-Verkooijen is the key contact for public procurement issues. Oscar Van Der Pol and recent arrival Cathelijne Otte are also key names to note.

Practice head(s):

Floris Diepraam; Babette Blaisse-Verkooijen; Robbert Boesveld

Other key lawyers:


‘The team is pragmatic, approachable and realistic. As a result, they know how to manage expectations well.’

‘The team is able to communicate at all levels and make legally complex matters accessible to everyone. They can approach a problem from various positions.’

‘Excellent firm with skills on every relevant subject for local government.’

‘Pleasant and quick to approach, always on target and time.’

‘The team works in a solid and cooperative way. The advice is accurate and quick, they never miss a deadline.’

‘The lawyers keep calm in all storms and contribute to running a successful business.’

Key clients


Ballast Nedam

BEL Combination

Centraal Beheer

Dutch Flower Group



Klooster Euphrasia / Zusters van O.L.V. van Liefde van de Goede Herder





Royal Ahold Delhaize

Royal BAM Group

Royal PostNL Group

Selmers Group

Snap-on Tools


VBM Ontwikkeling


Work highlights

  • Assisted Randstad with multiple public procurement cases.
  • Represented the Royal PostNL group in a wide range of civil proceedings.
  • Acted for the Dutch Flower Group in civil proceedings, varying from trade disputes to liability procedures and complicated, cross-border collection procedures.

Partner in ambitions: Pot Jonker Advocaten is a law firm with around 25 highly competent lawyers specialising in a range of disciplines. Since 1930, from our office in Haarlem (Greater Amsterdam area), we have worked on complex matters for (listed) companies, institutions and branches of government. We distinguish ourselves by providing top quality legal services at competitive rates while using a practical “hands on” methodology. Our lawyers are approachable, flexible and can quickly identify the root of any problem.

We believe in partnership. This means that we work closely with our clients, think proactively with them and invest in sustainable relationships. In this way, we deliver a substantial contribution to the ambitions of our clients.

Full range of legal services: Pot Jonker Advocaten provides a full range of top-quality legal services. The firm is characterized by its highly specialized broad Dutch practice, which includes:

    • commercial litigation
    • corporate, commercial and M&A
    • restructuring and insolvency
    • employment law
    • real estate, public law and public procurement
    • privacy, IT and IP

Additional information
Network: To promote structural, legal and organisational knowledge sharing, we are affiliated with Netlaw. This is the largest national partnership of selected independent law firms in the Netherlands.

Corporate social responsibility: We see our role as a lawyer as a broader role than just providing legal advice. Our wide-ranging social perspective enables us to serve our clients even better. We give concrete expression to our social commitment in various ways. As a partner for social and cultural goals we make an active contribution to cultural and social causes. And to make our work as environmentally friendly as possible we invest in various sustainability measures.

Email firm and cc middeldorp@potjonker.nl and lampe@potjonker.nl

Department Name Email Telephone
Commercial Litigation | Corporate, commercial and M&A Floris Diepraam diepraam@potjonker.nl +31(0)23 5530234
Commercial litigation | Real estate, public law and public procurement Babette Blaisse blaisse@potjonker.nl +31(0)23 5530225
Corporate, commercial and M&A Maarten ten Kate tenkate@potjonker.nl +31(0)23 5530269
Restructuring and Insolvency Rocco Mulder mulder@potjonker.nl +31(0)23 5530249
Restructuring and Insolvency Peter Ingwersen ingwersen@potjonker.nl +31(0)23 5530238
Employment law Muriel Middeldorp middeldorp@potjonker.nl +31(0)23 5530235
Employment law Hester Tonino tonino@potjonker.nl +31(0)23 5530228
Photo Name Position Profile
Babette Blaisse photo Mrs Babette Blaisse Partner, Head of the Real estate, public law and public procurement
Floris Diepraam photo Mr Floris Diepraam Partner, head of the Commercial and Corporate Litigation Department
Peter Ingwersen photo Mr Peter Ingwersen Peter is co- head of the Insolvency and Restructuring team. He is…
Muriel Middeldorp photo Ms Muriel Middeldorp Managing Partner Pot Jonker Advocaten/Senior Partner Employment Team
Rocco Mulder photo Mr Rocco Mulder Rocco is co- head of the Insolvency and Restructuring team. He is…
Hester Tonino photo Ms Hester Tonino Partner, Head of the Employment Team
Maarten ten Kate photo Mr Maarten ten Kate Lead partner of the Corporate, commercial and M&A department
Oscar van der Pol photo Mr Oscar van der Pol Partner at the Real Estate department and specialised in Commercial Litigation and…
Attorneys : 25
Support staff : 15
English (fluent)