Piotr Ciosk

Wydawnictwo Dwie Siostry Sp zoo is a publishing private company based in Warsaw, Poland. The Polish company publishs beautiful, wise, and imaginative books for children and young adults that are moving, empowering, inspiring, witty, and well-written. The company's books cover topics such as growing up, love, difficult emotions, and relationships with others. The company has been awarded the title of Best European Children's Publisher of the Year, which is unique in Poland.

OZGraf Olsztynskie Zaklady Graficzne SA is a company based in Olsztyn, Poland. It is ultimately controlled by the Government of Poland.

Bindomatic AB provides binding equipment and systems. It offers binding machines, covers, supplies, and commercial print binding. The company was founded in 1974 and is headquartered in Stockholm, Sweden.

Vector Sp zoo provides network infrastructure, data centre, and security solutions. The private company is based in Gdynia, Poland, and has subsidiaries in Poland.

Part of Lorenz Snack-World Holding GmbH, Polsnack SP zoo is a snack food company based in Warsaw, Poland. The Polish company offers a variety of snack products made with quality raw materials such as wheat, nuts, and potatoes. Polsnack is committed to sustainable development and has joined initiatives such as the Science-Based Targets Initiative and the Polish Plastic Pact to strengthen its involvement in climate protection and close the plastic circuit. The company also provides detailed information on the nutritional value of each snack on its packaging and website. Polsnack's products include limited edition flavors such as Nicnac Crunchips Chakalaka and classic flavors with reduced salt content and responsible packaging icons.