Fleur Onrust > ENVIR Advocaten > Amsterdam, Netherlands > Lawyer Profile

ENVIR Advocaten
Jan van Goyenkade 10 III
1075 HP Amsterdam

Work Department

Administrative law, environmental law, nature conservation law and environmental due diligence


Co-founder and partner at ENVIR Advocaten. Fleur Onrust specialises in administrative law (regulations, administrative enforcement, subsidies), environment law (Seveso/Brzo, PGS, mining, REACH, waste, soil, noise, odour, energy, water) and nature conservation law (protection of Natura 2000 areas and protected species). Further Fleur Onrust advises and litigates on spatial planning matters for businesses, developers and municipalities. Fleur Onrust regularly partners with corporate lawyers in corporate / M&A and real estate transactions, conducting environmental and administrative law due diligence and advising on environmental and administrative law matters, such as applicable regulations, permits and soil and ground water contamination.

Fleur Onrust regularly publishes and lectures on environmental and administrative law topics. She co-authored a book on nature conservation law in 2017 and is a board member of the Kluwer publication “Module bestuursrecht” on administrative law.

Fleur Onrust is a deputy judge at the district court of Gelderland, sector administrative law


2014-today Co-founder and partner at ENVIR Advocaten
2004-2014 Lawyer at Stibbe


Dutch, English


Dutch Environmental Lawyers Association


2008 Post-graduate Grotius specialization course in environmental law
2007 Mini MBA at INSEAD 
1998-2003 Master of Laws in Dutch and Notarial Law, University of Amsterdam
1998-2003 Master of Science in Political Science, University of Amsterdam

Lawyer Rankings

Netherlands > Environment and planning

(Next Generation Partners)

Fleur OnrustENVIR Advocaten

Boutique firm ENVIR Advocaten is a known specialist in environmental law particularly on nature conservation, zoning and planning issues. The firm also assists with environmental and regulatory aspects of M&A transactions. Key individuals on the team include Marieke Kaajan, Fleur Onrust, and Iris Kieft. Onrust advised Chidda Vastgoed on permit and protected species requirement proceedings for the redevelopment of land in the port of Amsterdam. Clients praise the team’s ability to understand the ‘business needs of the client‘.