Management Board

Antoinette Collignon (Chairwoman)

Work Experience
  • 1990 - 1996: Lawyer at amongst others Marree & Dijxhoorn and Beer Advocaten
  • Since 2010 partner and lawyer at Legaltree

She is a specialist in (cross-border) liability and bodily injury cases, product liability, employer liability and international private law. She advises insurers, international loss adjustment agencies, and businesses, as well as victims. In international cases, she works closely with law firms of good repute in Europe and the United States.

Other Functions
  • PEOPIL (Pan European Organisation for Personal Injury Lawyers), co-founder, 1997; first Dutch member and first female president from 2009 – September 2013
  • Member of: LSA (Association for Personal Injury Lawyers), VASR (Association for liability and damages law)
  • IETL (Institute for European Traffic Law)
  • Board member: GJN (Global Justice Network)
  • Chairwoman of the external Inappropriate Conduct Complaints Committee, PANTAR, Amsterdam
  • Lecturer at SDU, Kerckebosch, Legalplanet, AVDR
Antoinette Collignon

Guido Rooijackers

Work Experience
  • Business valuator and specialist in economic damages assessment
  • Partner at Sman Business Value (since 2002)
Other Functions
  • Member of the board (secretary) of the Dutch Institute for Registered Valuators professional organisation (NIRV), (2006-2012)
  • Member of the board of De Maatschappij, departement Zaanstreek-Waterland
Qualifications and memberships
  • Master in finance, Erasmus University Rotterdam
  • Member of the Dutch Association of Register Controllers (VRC)
  • Member of the Dutch Institute for Registered Valuators professional organisation (NIRV)
  • Member of the European Association of Certified Valuators and Analysts (EACVA)
  • Registered expert in the Dutch national register of judicial experts (LRGD)
Guido Rooijackers

Jules Schagen van Leeuwen

Work Experience
  • 1978: Medical doctor - Rijksuniversiteit Utrecht
  • 1976 - 1977: Worked in rural hospitals in Brasil, states Pará en Ceará
  • 1978: ECFMG; U.S. certificate for foreign medical graduates
  • 1978 - 1980: Training in Obstetrics & Gynecology and tropical medicine
  • 1980 - 1985: Medical officer (in charge) of Holy Family Hospital, Berekum, Ghana
  • 1986 - 1991: Training in Obstetrics & Gynecology, Academic Hospital Utrecht and St. Joseph Hospital Eindhoven
  • 1991 - 2019: Consultant in Obstetrics & Gynaecology at St Antonius Hospital , Nieuwegein/Utrecht the Netherlands
  • 2019: Guest lecturer and sub-specialist Urogynaecology in Radboud UMC Nijmegen, Teaching OVHipec at Gleneagles Hospital Hong Kong, Auditor DNV-GL in UMCG Groningen, Gynaecologist at Mungra Medical Centre, Nickerie, Suriname, Visiting teaching medical specialist Djokjakarta, Solo and Semarang Midden Java
  • 2020: Working at Holy Family Hospital, Berekum, Ghana
Other Functions
  • Trainer gynecology & obstetrics 1994-2017
  • Member central training committee St. Antonius hospital until 2018
  • Member complaints committee St Antonius hospital (to date)
  • Head of Research and Development Gynecology & Obstetrics St Anthony until 2019
  • Member and co-founder of the national system on quality control (visiting teaching and non teaching hospitals and accreditation) of the NVOG; 1986-2005
  • Member of the Concilium of the NVOG; 1987-1991
  • Member of committee on patient education NVOG; (present)
  • Member Ghana committee on pelvic floor disorders IUGA; (present)
  • Chairman library committee St. Antonius Hospital-(2018)
  • Member of Working party International Safe Motherhood and Family Planning (past president & treasurer)
  • Member of the working group for the promotion of expertise of general practitioners in Utrecht
  • Chairman of the Berekum Foundation (foundation for the promotion of medical knowledge in Berekum, Ghana;
Jules Schagen van Leeuwen

Supervisory Board

Gemma Kenter

Gemma Kenter (1952) studied medicine at the UVA, after which she was trained as a gynecologist in Leiden and Amsterdam. She is a subspecialist in gynecological oncology and was head of the polyclinic in the LUMC from 1986-1997 and head of gynecological oncology in the LUMC from 1997-2009.
In 1991 she obtained her PhD in Utrecht with a thesis entitled “Aspects on treatment and prognosis in carcinoma of the uterine cervix”. In 2005 she was appointed professor of gynecological oncology with a special interest in immunotherapy. In August 2009 she became head of the Gynecological Oncology Center Amsterdam (AMC, AVL, VUmc). Her areas of interest are: “Late consequences of the treatment for cervical cancer” and “The role of the immune system in cervical cancer”. She has retired since December 2018.
Gemma Kenter

Karl Peter Puszkajler

In his career as a judge Karl decided thousands of civil and criminal cases and gained expertise - inter alia - in all areas of commercial and corporate law. After retirement 2011 from the Court of Appeal in Munich he has focused his interests on international private law, corporate and capital market law and expanded his practice as an independent arbitrator both in domestic and international fora.

Since 2016 he advises counsel in major investors’ claims under the German Capital Market Model Procedure Law (KapMuG). He is co-director of the Dutch SICAF (Stichting Investor Claims Against Fortis) and member of the advisory board of the Stichting Steinhoff International Compensation Claims.

For decades he has been teaching and training lawyers and judges in Eastern Europe, the Middle East and North Africa. He also consulted the Rwandan government in re-establishing the judiciary after genocide destroyed the country and recently advised the administration of the Autonomous Region Kurdistan (Irak) in a project to modernize enforcement proceedings.

He is the co-author of commentaries to the German law on limited liability companies (GmbHG) and on the compensation procedure for minority shareholders (SpruchG).

Karl Peter Puszkajler

Kim Smit

Kim Smit (1970) is an experienced CFO, board member and supervisor with a high level of personal integrity. Kim Smit has built a wide and international career with a variety of functions at Royal Dutch Shell and more recently at the Leiden University Medical Centre. Kim Smit has experience and knowledge of organisation- and change-management, governance, long-term investments, risk management, ICT, compliance, treasury and strategy.


Professional experience

  • 2018-present: Member of the board of Directors Leiden University Medical Centre
  • 1993-2016 Royal Dutch Shell Group (latest position: CFO Al Karaana Petrochemicals and Vice-President Finance Contracting & Procurement)


  • Member Supervisory Board and President Audit Committee at Naturalis Biodiversity Center
  • Member Supervisory Board of Japan Museum Sieboldhuis
  • Member Supervisory Board and President Audit Committee at Omroep West
  • Member Supervisory Board at Stichting Leiden European City of Science 2022
  • Member Board Stichting Curium (ex officio)
  • President Supervisory Board Stichting Biopartner (ex officio)
  • Member of the Board at DHD (ex officio)


  • 1988 Stedelijk Gymnasium Nijmegen
  • 1993 Institut d’Etudes Politiques de Paris (Sciences-Po)
Kim Smit

Legal Counsel

Lemstra Van der Korst N.V.

Lemstra Van der Korst N.V. are counsels to the Foundation on various legal matters, including, but not limited to: (i) entering into discussions with, and possibly preparing litigation against, Bayer and/or its group entities (ii) possibly entering into settlement discussions with such entities, and; (iii) possibly following up such discussions with WCAM (collective settlement) proceedings.


PGMBM assists the Foundation in pursuing a claim against Bayer. PGMBM has an extensive track record in relation to Essure cases in the UK and the USA and will assist the Foundation where possible. As a result thereof, the case against Bayer will be litigated on the highest level.

Litigation Funding

Chattenham Funding LLC

Chattenham Funding LLC finances the activities of the Foundation for the benefit of the aggrieved parties. In exchange, Chattenham Funding LLC will collect a litigation funding fee of up to 25% of the net proceeds, if the Foundation obtains a recovery for aggrieved parties.

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