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.

Kempf GmbH is a family business that has been specializing in bakeware and coatings for 50 years. The company provides a wide range of products that include a variety of industrial trays as well as tray coatings for all processing needs.

Kaak has been working in the field of bakery technology since 1846, with solutions ranging from stand-alone machines to an integrated approach for complex and automated bakery lines.