About Maarten Casteleijn

Productspecialist plant resilience

Maarten has been a product specialist at Royal Brinkman since 2019. An important focus of his specialisation is plant physiology and products to improve plant resilience. He likes to give complete and personalised advice on the possibilities of growing resilient crops with the aim of reducing the use of chemicals.  

Maarten listens to the problem and then offers his expertise to ultimately achieve the most desirable result for the grower. With his knowledge and critical eye, he gives growers information that is applicable to them and, by thinking with them from start to finish, together they reach the best solution. If necessary, Maarten will provide advice in cooperation with other specialists. 

If you need advice on the use of alternative products to grow a resilient crop or if you have questions about reinforcing the plant so that it can better manage stress, please contact Maarten via the contact form. 
Picture of Maarten Casteleijn in greenhouse with flowers
Contact form
Can't find your answer? Fill out the contact form and Maarten Casteleijn will reach out to you. On work days, you will receive a response within 24 hours.

Colleagues of Maarten Casteleijn

Jaap Lubbersen in greenhouse
Jaap Lubbersen
Jaap is internal product specialist for crop care for Royal Brinkman and the person to contact if you need advice on fertilisers. An important focus of his specialisation is solid and liquid fertilisers, trace elements, pre-treatment agents and water treatment.
Han van der Kooij in office
Han van der Kooij
He specialises in solid and liquid fertilisers and trace elements and offers complete advice on all fertiliser issues and can calculate feeding schedules. He understands what growers want and thinks with them in order to reach the best solution together.
Roger de Jagher in office
Roger de Jagher
With more than 30 years of experience and extensive knowledge in the field of shading and coating materials, Roger is happy to advise on which coating or shading product is most suitable for a grower and the crop.

About Maarten Casteleijn

Productspecialist plant resilience

Maarten has been a product specialist at Royal Brinkman since 2019. An important focus of his specialisation is plant physiology and products to improve plant resilience. He likes to give complete and personalised advice on the possibilities of growing resilient crops with the aim of reducing the use of chemicals.  

Maarten listens to the problem and then offers his expertise to ultimately achieve the most desirable result for the grower. With his knowledge and critical eye, he gives growers information that is applicable to them and, by thinking with them from start to finish, together they reach the best solution. If necessary, Maarten will provide advice in cooperation with other specialists. 

If you need advice on the use of alternative products to grow a resilient crop or if you have questions about reinforcing the plant so that it can better manage stress, please contact Maarten via the contact form. 
Picture of Maarten Casteleijn in greenhouse with flowers
Contact form
Can't find your answer? Fill out the contact form and Maarten Casteleijn will reach out to you. On work days, you will receive a response within 24 hours.
Picture of Maarten Casteleijn in greenhouse with flowers

Colleagues of Maarten Casteleijn

Jaap Lubbersen in greenhouse
Jaap Lubbersen
Jaap is internal product specialist for crop care for Royal Brinkman and the person to contact if you need advice on fertilisers. An important focus of his specialisation is solid and liquid fertilisers, trace elements, pre-treatment agents and water treatment.
Han van der Kooij in office
Han van der Kooij
He specialises in solid and liquid fertilisers and trace elements and offers complete advice on all fertiliser issues and can calculate feeding schedules. He understands what growers want and thinks with them in order to reach the best solution together.
Roger de Jagher in office
Roger de Jagher
With more than 30 years of experience and extensive knowledge in the field of shading and coating materials, Roger is happy to advise on which coating or shading product is most suitable for a grower and the crop.