
Boutique firm Van der Feltz Advocaten is well known for its 'in-depth energy law expertise'. The team is well versed in advising onshore and offshore operators on gas exploration and production matters, however it is equally strong in handling a wide range of renewable energy sector work. Jacques Sluysmans is very experienced in handling public law matters in the energy arena; he co-heads the practice with the 'excellent energy lawyer' Michelle De Rijke. Ronald Olivier is a key contact for cases involving wind energy, biofuels and geothermal energy matters.
Legal 500 Editorial commentary
- Profile
Testimonials
Collated independently by Legal 500 research team.
- 'Great analytical skills, flexibility and speed.'
- 'The team is highly competent and is proactive.'
- 'The team around Michelle de Rijke has great expertise in the energy sector.'
- 'Michelle de Rijke really stands out. She is an excellent energy lawyer, great and fun to work with. Always respectful, dedicated and precise.'
- 'Michelle de Rijke - in-depth understanding of the energy sector, extraordinary legal knowledge and high flexibility.'
- 'Great value for money, in-depth knowledge and ability to acquire in-depth knowledge very quickly.'
- 'Jacques Sluysmans is very knowledgeable. A very skilled professional and is very supportive in discussions with authorities.'
Key clients
- Gasunie N.V.
- Eneco
- Vattenfall N.V.
- Vereniging van Waterbedrijven in Nederland
- Nederlandse Aardolie Maatschappij (NAM)
- ENGIE Nederland Retail B.V. and ENGIE Energie Nederland N.V.
- Province of South-Holland
- Tennet TSO B.V.
- Totalenergies
- Vermilion Energy Netherlands B.V.
Work highlights
- Acting for ENGIE in proceedings brought against the Dutch State concerning coal tax.
- Acting as counsel to Vereniging van Waterbedrijven in Nederland (Association of Water Companies in the Netherlands) on obligations to supply drinking water and possible options to prioritise in delivering drinking water.
- Providing ongoing advice concerning the public easements that will be needed for the development of the Delta Corridor project, comprising of a bundle of four pipelines between the Rotterdam port, Chemelot and the German Rhineland region.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Ronald Olivier
Practice head
Jacques Sluysmans; Michelle de Rijke
Other key lawyers
Ronald Olivier