Our specialists

As a personal knowledge partner, we are close to the grower. Royal Brinkman has a team of experienced and dedicated product specialists with specialized knowledge. In addition to product specialization, we also have consultants who have all-round knowledge of themes such as hygiene, dehumidification, climate control and water.

By combining all this knowledge, we guarantee our customers complete advice. It also enables us to develop innovative solutions for global horticultural entrepreneurs, with improvement as our goal.

Specialists Crop Protection & Disinfection

Kees Kouwenhoven
Kees Kouwenhoven
Kees is product specialist crop protection. His extensive experience in the field of biological products is certainly of added value.
Dirk Timmers
Dirk Timmers
Dirk specialises in hygiene and disinfection, especially in the HortiHygienz concept, and advises clients in the broadest sense of the word, from drawing up complete hygiene protocols and measures to advising on water quality.
Conrad van Doorn
Conrad van Doorn
Conrad joined Royal Brinkman in 1997 and specialises in crop protection. An important focus of his work is crop protection in chrysanthemum, raspberry and strawberry cultivation.He regularly advises on pests and diseases that can occur specifically in these crops.
Roy Verlinden
Roy Verlinden
Roy is product specialist crop protection with an important focus on vegetable production and small fruits. He has worked for more than 30 years in the horticultural sector during which he has gained extensive knowledge of natural predators.
Sandra van den Bosch
Sandra van den Bosch
Sandra advises growers on how to prevent and control pests and diseases, first and foremost with the use of natural predators but also, if necessary, using chemical means.
Martijn Maat
Martijn Maat
In his function as product specialist crop protection, he focuses mainly on the prevention and control of pests and diseases in vegetable crops where his extensive experience in tomato cultivation provides extra added value.
Cisse Sterck
Cisse Sterck
Cisse is product specialist crop protection and advises mainly in vegetable and soft fruit production. His main focus is on biological and integrated pest control. He checks that the plan works and if necessary, makes adjustments using chemicals.
Caroline Polzin
Caroline Polzin
Caroline is product specialist crop protection and an important part of her work lies in potted plants, cut flowers and herbs as well as tomatoes, cucumbers and peppers.
Lowie Smolders
Lowie Smolders
Lowie advises on the possibilities of using biology and biological crop protection products, and where necessary the use of chemicals. He is dedicated to helping growers set up integrated crop protection plans and is happy to visit the company to scout and give personalised advice where necessary.
Carolien van den Biggelaar
Carolien van den Biggelaar
She advises on the possibilities of using biological crop protection products, and where necessary the use of chemical means of control. She is dedicated to helping growers set up integrated crop protection plans and is pleased to carry out scouting and give personalised advice where necessary.
Jan-Paul de Wit
Jan-Paul de Wit
Jan-Paul de Wit is specialist in Integrated Pest Management. He helps and advices growers on how to improve their crops and how to fight diseases, viruses and pests.
Jasper Verhoeven
Jasper Verhoeven
Jasper specialises in hygiene & disinfection, and is very much involved in the HortiHygienz concept.
Costel Rusu
Costel Rusu
Costel advises on the best products to use so that they optimally match the objectives of the grower, as well as the crop, greenhouse and environment.
Henry van der Meer in office
Henry van de Meer
Henry van der Meer has more than 20 years of experience in the horticultural sector, extensive knowledge of the ornamental crop production and he is our specialist crop protection.
Celia Martinez in greenhouse
Celia Martinez
Celia Martinez is specialist hygiene & disinfection. She advises clients on all hygiene issues in horticulture from cleaning and disinfection to company hygiene, from drawing up complete hygiene protocols and measure to advising on water quality and crop rotation.

Specialists Crop care

Jaap Lubbersen
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
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.
Maarten Casteleijn
Maarten Casteleijn
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.
Tom de Haas
Tom de Haas
With almost 30 years of experience and very extensive knowledge, Tom de Haas supports customers in all areas of fertilization and manure.
Roger de Jagher
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.
Kevin van Kester in office
Kevin van Kester
Kevin van Kester is Quality Controller at Royal Brinkman. He is happy to share his knowledge and experience in the field of quality management of biological crop protection.  

Specialists Mechanical equipment

Eef Zwinkels
Eef Zwinkels
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.
Rene Mondt
Rene Mondt
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.
Mark Bentvelzen
Mark Bentvelzen
He advises on mechanical applications such as spraying trolleys, spraying robots, internal transport etc. and answers technical questions related to the parts on these machines.
Michael Visser
Michael Visser
Michael Visser joined Royal Brinkman in 2001 as product specialist mechanisation and has a wealth of experience and knowledge on high pressure pumps, spraying equipment (high and low volume), Alumaster spraying robots and equipment for the distribution of biological crop protection products.
Frank Schoenmakers
Frank Schoenmakers
He joined Royal Brinkman in 1988 and worked as shop assistant and mechanic until the end of 1991. He then worked as sales representative and since 2005 has specialized in mechanisation.
Jeroen de Kuijer
Jeroen de Kuijer
Jeroen is internationally responsible for Mechanical Equipment products. Working at Royal Brinkman since January 2023, he has extensive industry experience.
Rob Beerling
Rob Beerling
With several years of experience in the field of hygiene and disinfection and extensive knowledge of mechanization, Rob Beerling is responsible for hygiene equipment at Royal Brinkman.
Conrad van Doorn
Arnaud Brezellec
Arnaud Brezellec is product specialist mechanization at Royal Brinkman. He advises on mechanical applications such as spraying trolleys, spraying robots, internal transport, tubular rail trolleys, monorail systems etc. and answers technical questions related to the parts on these machines.
Hans Belt
If you need advice or have questions about humidity and moisture problems in the greenhouse, please contact our product specialist DryGair Hans Belt.

Specialists Crop rotation

Martin Meuldijk
Martin Meuldijk
Martin Meuldijk has been working as a Crop Rotation specialist at Royal Brinkman since September 2016. He specializes in greenhouse vegetables, including tomatoes, bell peppers, and cucumbers. Martin provides advice on the use of cultivation supplies such as high-wire hooks and fastening materials for greenhouse cultivation.
Jesus Yllera in greenhouse
Jesus Yllera
Jesus Yllera has been working for Royal Brinkman for 21 years and is specialized in crop rotation. Moreover, Jesus has also been in charge of the sales of shading agents in Spain.

Specialists Technical projects

Anton Wattez
Anton Wattez
He ensures continuity at a nursery by coordinating the repairs of water and electrical installations that have suffered a technical breakdown.
Joshua Reijnen
Joshua Reijnen
Joshua is account manager and calculator Water technology. He answers questions about all water-technical components within a horticultural company. You can contact Joshua for questions, solutions, and expert advice about, watering installations, pump, dosage, sprinkler and drip installations, filtration and zero emission.
Ben Peters
Ben Peters
Ben Peters has worked for Royal Brinkman since 1980. As technical account manager he specializes in water, electrical and solar technology and is involved in projects that are both large and small.
Remco de Pater
Remco de Pater
Remco de Pater is pleased to share his knowledge and experience in electrical engineering. He is a specialist in electricity, climate and lighting and is a calculator/work planner for Royal Brinkman.
Rene van Velden
René van Velden
René van Velden is technical supervisor export for Royal Brinkman and has more than 35 years of experience in electrical and computerized technical installations.
Giel van der Hoeven
Giel van der Hoeven
Giel van der Hoeven is coordinator service and maintenance for Royal Brinkman. He gives advice and is responsible for the coordination of service, maintenance and inspection in the technical disciplines: water, electricity, climate and mechanization.

Specialists Packaging & design

Nick Groenewoud
Nick Groenewoud
Nick is product specialist for packaging. He advises on everything related to packaging and products to improve the appearance of horticultural businesses.
Joyce van der Burg
Joyce van der Burg
She advises on everything related to customer-specific sleeves, labels, pot covers and cardboard packaging and concepts. She listens to and understands what the client wants and always thinks with them to achieve the best result.
Gerard Wessteijn
Gerard Wessteijn
He has extensive knowledge of customer-specific sleeves, labels, pot covers and cardboard packaging. He advises on everything related to packaging and products in order to improve the appearance of horticultural businesses.
Marja Scheffers
Marja Scheffers
She advises on communication possibilities and printing on items such as covers, pots, labels and pot sleeves and makes optimal use of the Adobe CS package. Marja is your specialist for printing, use of colour and design.
Joyce van den Berg
Joyce van den Berg
She advises on communication possibilities and printing on items such as covers, pots, labels and pot sleeves and makes optimal use of the Adobe CS package. Joyce is your specialist for printing, use of colour and design.

Our specialists

As a personal knowledge partner, we are close to the grower. Royal Brinkman has a team of experienced and dedicated product specialists with specialized knowledge. In addition to product specialization, we also have consultants who have all-round knowledge of themes such as hygiene, dehumidification, climate control and water.

By combining all this knowledge, we guarantee our customers complete advice. It also enables us to develop innovative solutions for global horticultural entrepreneurs, with improvement as our goal.

Specialists Crop Protection & Disinfection

Kees Kouwenhoven
Kees Kouwenhoven
Kees is product specialist crop protection. His extensive experience in the field of biological products is certainly of added value.


Dirk Timmers
Dirk Timmers
Dirk specialises in hygiene and disinfection, especially in the HortiHygienz concept, and advises clients in the broadest sense of the word, from drawing up complete hygiene protocols and measures to advising on water quality.
Conrad van Doorn
Conrad van Doorn
Conrad joined Royal Brinkman in 1997 and specialises in crop protection. An important focus of his work is crop protection in chrysanthemum, raspberry and strawberry cultivation.He regularly advises on pests and diseases that can occur specifically in these crops.
Roy Verlinden
Roy Verlinden
Roy is product specialist crop protection with an important focus on vegetable production and small fruits. He has worked for more than 30 years in the horticultural sector during which he has gained extensive knowledge of natural predators.
Sandra van den Bosch
Sandra van den Bosch
Sandra advises growers on how to prevent and control pests and diseases, first and foremost with the use of natural predators but also, if necessary, using chemical means.

Martijn Maat
Martijn Maat
In his function as product specialist crop protection, he focuses mainly on the prevention and control of pests and diseases in vegetable crops where his extensive experience in tomato cultivation provides extra added value.
Cisse Sterck
Cisse Sterck
Cisse is product specialist crop protection and advises mainly in vegetable and soft fruit production. His main focus is on biological and integrated pest control. He checks that the plan works and if necessary, makes adjustments using chemicals.

Caroline Polzin
Caroline Polzin
Caroline is product specialist crop protection and an important part of her work lies in potted plants, cut flowers and herbs as well as tomatoes, cucumbers and peppers.


Lowie Smolders
Lowie Smolders
Lowie advises on the possibilities of using biology and biological crop protection products, and where necessary the use of chemicals. He is dedicated to helping growers set up integrated crop protection plans and is happy to visit the company to scout and give personalised advice where necessary.
Carolien van den Biggelaar
Carolien van den Biggelaar
She advises on the possibilities of using biological crop protection products, and where necessary the use of chemical means of control. She is dedicated to helping growers set up integrated crop protection plans and is pleased to carry out scouting and give personalised advice where necessary.
Jan-Paul de Wit
Jan-Paul de Wit
Jan-Paul de Wit is specialist in Integrated Pest Management. He helps and advices growers on how to improve their crops and how to fight diseases, viruses and pests.


Jasper Verhoeven
Jasper Verhoeven
Jasper specialises in hygiene & disinfection, and is very much involved in the HortiHygienz concept.




Henry van de Meer
Henry van de Meer
Henry van der Meer has more than 20 years of experience in the horticultural sector, extensive knowledge of the ornamental crop production and he is our specialist crop protection.

Celia Martinez in greenhouse
Celia Martinez
Celia Martinez is specialist hygiene & disinfection. She advises clients on all hygiene issues in horticulture from cleaning and disinfection to company hygiene, from drawing up complete hygiene protocols and measure to advising on water quality and crop rotation.

Specialists Crop Care

Jaap Lubbersen
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
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.
Maarten Casteleijn
Maarten Casteleijn
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.
Tom de Haas
Tom de Haas
With almost 30 years of experience and very extensive knowledge, Tom de Haas supports customers in all areas of fertilization and manure.

Roger de Jagher
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.
Kevin van Kester in office
Kevin van Kester
Kevin van Kester is Quality Controller at Royal Brinkman. He is happy to share his knowledge and experience in the field of quality management of biological crop protection.  

Specialists Mechanical Equipment

Eef Zwinkels
Eef Zwinkels
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.
Rene Mondt
Rene Mondt
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.
Remco Zuijderwijk in greenhouse
Hans Belt
If you need advice or have questions about humidity and moisture problems in the greenhouse, please contact our product specialist DryGair Hans Belt.



Michael Visser
Michael Visser
Michael Visser joined Royal Brinkman in 2001 as product specialist mechanisation and has a wealth of experience and knowledge on high pressure pumps, spraying equipment (high and low volume), Alumaster spraying robots and equipment for the distribution of biological crop protection products.
Frank Schoenmakers
Frank Schoenmakers
He joined Royal Brinkman in 1988 and worked as shop assistant and mechanic until the end of 1991. He then worked as sales representative and since 2005 has specialized in mechanisation.


Eric le Moal in greenhouse
Arnaud Brezellec
Arnaud Brezellec is product specialist mechanization at Royal Brinkman. He advises on mechanical applications such as spraying trolleys, spraying robots, internal transport, tubular rail trolleys, monorail systems etc. and answers technical questions related to the parts on these machines.
Rob Beerling
Rob Beerling
With several years of experience in the field of hygiene and disinfection and extensive knowledge of mechanization, Rob Beerling is responsible for hygiene equipment at Royal Brinkman.


Specialists Crop Rotation

Martin Meuldijk
Martin Meuldijk
Martin Meuldijk has been working as a Crop Rotation specialist at Royal Brinkman since September 2016. He specializes in greenhouse vegetables, including tomatoes, bell peppers, and cucumbers. Martin provides advice on the use of cultivation supplies such as high-wire hooks and fastening materials for greenhouse cultivation.
Jesus Yllera in greenhouse
Jesus Yllera
Jesus Yllera has been working for Royal Brinkman for 21 years and is specialized in crop rotation. Moreover, Jesus has also been in charge of hte sales of shading agents in Spain.



Specialists Technical Projects

Anton Wattez
Anton Wattez
He ensures continuity at a nursery by coordinating the repairs of water and electrical installations that have suffered a technical breakdown.




Joshua Reijnen
Joshua Reijnen
Joshua is account manager and calculator Water technology. He answers questions about all water-technical components within a horticultural company. You can contact Joshua for questions, solutions, and expert advice about, watering installations, pump, dosage, sprinkler and drip installations, filtration and zero emission.
Rene van Velden
René van Velden
René van Velden is technical supervisor export for Royal Brinkman and has more than 35 years of experience in electrical and computerized technical installations.



Ben Peters
Ben Peters
Ben Peters has worked for Royal Brinkman since 1980. As technical account manager he specializes in water, electrical and solar technology and is involved in projects that are both large and small.

Remco de Pater
Remco de Pater
Remco de Pater is pleased to share his knowledge and experience in electrical engineering. He is a specialist in electricity, climate and lighting and is a calculator/work planner for Royal Brinkman.

Giel van der Hoeven
Giel van der Hoeven
Giel van der Hoeven is coordinator service and maintenance for Royal Brinkman. He gives advice and is responsible for the coordination of service, maintenance and inspection in the technical disciplines: water, electricity, climate and mechanization.

Specialists Packaging & Design

Nick Groenewoud
Nick Groenewoud
Nick is product specialist for packaging. He advises on everything related to packaging and products to improve the appearance of horticultural businesses.


Joyce van der Burg
Joyce van der Burg
She advises on everything related to customer-specific sleeves, labels, pot covers and cardboard packaging and concepts. She listens to and understands what the client wants and always thinks with them to achieve the best result.
Gerard Wessteijn
Gerard Wessteijn
He has extensive knowledge of customer-specific sleeves, labels, pot covers and cardboard packaging. He advises on everything related to packaging and products in order to improve the appearance of horticultural businesses.
Marja Scheffers
Marja Scheffers
She advises on communication possibilities and printing on items such as covers, pots, labels and pot sleeves and makes optimal use of the Adobe CS package. Marja is your specialist for printing, use of colour and design.
Joyce van den Berg
Joyce van den Berg
She advises on communication possibilities and printing on items such as covers, pots, labels and pot sleeves and makes optimal use of the Adobe CS package. Joyce is your specialist for printing, use of colour and design.