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.

MECATHERM has over 900 installations all over the world, supplying solutions for medium-sized and industrial bakeries, from dedicated units for a baking process, to whole production plants.

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.