Adam Kalkusinski

Colian Holding SA engages in the manufacture, distribution and sale of food products. It offers sweets, soft drinks, and culinary additives. Its brands include Goplana, Solidarnosc, Jutrzenka, Hellena, and Appetita. The company was founded in 1990 and is headquartered in Opatowek, Poland.

Macrologic SA engaged in the provision of information technology solutions. Its offer included cloud computing as well as software and system implementation. The company was founded by Bogdan Michalak in 1986 and was headquartered in Warsaw, Poland.

Mediatel SA engages in the provision of telecommunication services. The firm offers data transmissions services including telephone calls, internet access and voice mail as well as hosting services. It also provides technical support. The company was founded in 1991 and is headquartered in Warsaw, Poland.

Polski Bank Komorek Macierzystych SA engages in the provision of stem cell collection services. The firm also offers stem cells transplantation. It operates through the following segments: B2C Afterbirth Tissue Banking Services (B2C), B2B Afterbirth Tissue Banking Services (B2B), and R&D Activities. The B2C segment refers to the services consisting in the preparation and storage of human biological material for individual retail customers. The B2B segment pertains to the services consisting in the preparation and/or storage of biological materials for business partners. The R&D Activities segment comprises of the group's research and development activities. The company was founded in 2002 and is headquartered in Warsaw, Poland.