Expertises
Administrative law Environmental law Energy law Environmental criminal lawPart of team
Energy Enforcement and sanctions BRZOMaayke is active in the fields of environmental licensing law, spatial planning law (Spatial Planning Act, Housing Act, etc.) and environmental law in the broadest sense (IPPC, waste, reach, Environmental Impact Assessment procedures, environmental reporting, environmental permit procedures and enforcement, general administrative procedure and constitutional law (including freedom of government information). She is a member of Ploum’s energy rights team. In addition, she regularly publishes and edits various administrative and environmental law publications for Sdu and Euroforum, respectively. Maayke is a member of the NOVA Administrative Procedure working group. Finally, she teaches for Erasmus University Rotterdam, the vocational training programme in Law, OSR Utrecht, Sdu Opleidingen and delivers advocacy training and in-house courses.
In April 2012 Ploum was awarded as ‘Environmental Law Firm of the Year 2012’ in the Netherlands by Corporate INTL legal awards.
"Maayke Maas-Cooymans is an excellent lawyer who not only has excellent knowledge of the law but also of the industry. The combination enables her to provide very quick, efficient and practical advice." - Chambers 2025
"She is a rockstar in her field." - Chambers 2025
"Maayke Maas-Cooymans is a valuable sparring partner for our company." - Chambers 2025
"Maayke Maas-Cooymans always demonstrates excellent performance in the matters at hand." - Chambers 2025
‘The team of Maayke Maas is exceptionally skilled in the administrative / environment / zoning & permitting legal areas. Maayke is very dedicated, practical and hands on.' – Legal 500 EMEA 2025
‘Maayke Maas has a special ability to grasp the technical aspects involved in advising around environmental issues. She is able to transform complicated technical and environmental issues into practical advice that our company can rely on. An excellent sparring partner for management.' – Legal 500 EMEA 2025
‘Maayke Maas has a very broad knowledge base and brings practical experience with regulators.’ - Legal 500 EMEA 2025
Maayke graduated from Utrecht University in 1997. She gained work experience during successive spells with Trenité Van Doorne, De Brauw Blackstone Westbroek and Simmons & Simmons, before joining Ploum as a lawyer and partner in 2008.
Maayke Maas-Cooymans has registered the following principal (and secondary) legal practice areas in the Netherlands Bar’s register of legal practice areas (rechtsgebiedenregister):
Based on this registration, Maayke Maas-Cooymans is required to obtain ten training credits per calendar year in each registered principal legal practice area in accordance with the standards set by the Netherlands Bar.
17 Oct '24
20 Dec '22
Met uw inschrijving blijft u op de hoogte van de laatste juridische ontwikkelingen op dit gebied. Vul hieronder uw gegevens in om per e-mail op te hoogte te blijven.
Stay up to date with the latest legal developments in your sector. Fill in your personal details below to receive invitations to events and legal updates that matches your interest.
Follow what you find interesting
Receive recommendations based on your interests
{phrase:advantage_3}
{phrase:advantage_4}
We ask for your first name and last name so we can use this information when you register for a Ploum event or a Ploum academy.
A password will automatically be created for you. As soon as your account has been created you will receive this password in a welcome e-mail. You can use it to log in immediately. If you wish, you can also change this password yourself via the password forgotten function.
