J.H. Wagenaar is a specialized company in the distribution of staple products, industrial, field-grown and greenhouse products throughout Europe, with a strong presence in the Netherlands, Germany, and the Czech Republic. They supply wholesale, industrial, retail, cutting plants, and gastronomy sectors, and are known for their unique position in the cucumber trade. Their focus is on staple and field-grown products, particularly the Opperdoezer Ronde potato and top-quality celeriac supplied by grower Ted Vaalburg.