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We are  a group of ambitious, enthusiastic and fun-loving people, who believe in dreaming up big ideas and making them happen. Together, we go further.


At PHYSEE group you will be part of the wings in the company. Every day, you will be part of the excitement in the office to achieve our mission changing the perspective in the real estate and horticulture industry.

Noortje Jonkman

Executive Assistant to CEO

Fréderique Pars

Chief of People

Edmee Verhulp - van Dijk


Ferdinand Grapperhaus

CEO PHYSEE and co-founder

Lisette van der Knaap

Project Manager Workplace & Facilities


SENSE is full of curious mindset people. We work on the sustainable building industries by making the first nature-smart building management platform. Our team consist of researchers, technologist, analytics, commercials, executors, and supporters.

Kuba Nejman

Full stack developer

Sam Anders

COO SENSE and co-founder

Steven de Bruin

Account Manager

Vivian Maretina

Junior Designer

Mika de Reus

Intern E&S

Christine Judy Owino

Marketing Manager

Oindrila Ghosh

Solution Architect

David van der Wal

Project Engineer

Nietin Somaroe

Account Manager

Manon Duijn

Product Engineer

Pragya Chauhan

Jr Solution Architect

Lawrence Liu

Release & Integration Engineer

Irum Faisal

Smart Facade Engineer

Marc Kleffmann

Supply Chain Manager

Koen Haest

Head of Product Design

Wai-Man Tang

Quality Assurance Manager

Wouter Beck

Building Physics Advisor

Solco Reijnders

Head of New Business

Alois Knol

Project Manager

Joris de Iongh

Head of Marketing & Lead generation

Heidi Mao

Full-stack Developer

Fons Besselink

Intern Operations

Pim Rutgers



Join a highly-skilled diverse team of researchers, engineers, and entrepreneurs devoted to contributing to sustainable food security together with industry leading partners.

Joe Kao

Technology and Operations Manager of PAR+

Willem Kesteloo

CEO PAR+ and co-founder

Pascal Wilmsen

Intern PHYSEE Coating

Hans Langerak

Optical Coating Intern

Sadiq van Overbeek

CPO and co-founder Par+

Giacomo Bosco

Optical Engineer

Chiara Battaglia

Chemical Engineer