J4 s.r.o. was founded in 1994. The company started with the production of individual baking ovens and developed to design entire bakery and confectionery lines that meet all the requirements of artisanal and industrial production.

Rademaker develops and provides solutions for the food processing industry. The company specializes in automation, engineering, hygiene and process performance. 

Tecnopool, part of TP Food Group, is active in over 80 countries around the world in the design, production and installation of machinery and complete lines for industrial and semi-industrial food processing in all processing phases, from -40 °C to +300°, with infinite fully customizable configurations.