Kancelaria Biegłych Rewidentów Księga began operating in 1993 as a sole proprietorship under the name Kancelaria Porad Finansowo – Księgowych i Podatkowych Jadwiga Wójcik, based in Tarnowskie Góry.  

The firm conducted audits for large entities, which contributed to the development of the knowledge and experience of its employees. Finally, Kancelaria Biegłych Rewidentów KSIĘGA Spółka z o.o. was created by certified auditors Jadwiga Wójcik and Leszek Rogaczewski. In 2016, after becoming a certified auditor, Leszek Rogaczewski became the CEO. 

In 2024, the Kancelaria Biegłych Rewidentów KSIĘGA Spółka z o.o. was merged with JGA Doradztwo Prawne i Podatkowe in order to expand its offer to include auditing activities.