Ons S4 team
Our team
Yigen Huang
Technical Asset Manager
Thomas van den Brand
Project Developer
Tania Fieresteanu
Financial Administrator
Yulia Grebennik
Group Financial Controller
Sjoerd Verduijn
Procurement Manager
Rob Beckers
EPC Manager NL/DE
Ronald 't Jong
Partnerships & Land Agent
Oscar Keet
Senior Project Developer
Patrick Saat
Grid Compliance Officer
Paul Bosman
Chief Operations Officer
Redmar Damsma
Legal Counsel
Nithin Viswanathan
Systems Control Engineer
Marnick van de Zande
Grid & Policy Specialist
Mark de Waal
Investment Associate
Marius Schaaps
Director of Project Acquisitions
Julian Croker
Director of Engineering
Lisa Elzinga
Public Relations & Markets
Koen Broess
Chief Commercial Officer
Jeroen Kroese
Construction & Site Manager NL
Jasper Tersteeg
O&M Manager
Gerrit de Hoop
Partnerships & Land Agent
Gijs van Heemstra
Project Acquisition Manager
Hanno van Maanen
Project Manager
James Dunlop
Director of Investor Relations
Georg van den Berg
Director of Project Development
Friso Huizinga
Chief Development Officer
Geert van Vianen
Contract Manager
Femke de Vries
Chief Financial Officer
Daan Simmelink
Data Analyst
Ciaran Power
Chief Executive Office
Charlotte Kootstra
Chief of Staff
Carlein Maka
Project Developer
Bart Rijnvis
Project & Commissioning Engineer
Bart Schellekens
Financial Controller
Arno Leerkes
Installation Responsible BESS
Arno Leerkes
Installation Responsible BESS