Borislav Vitanov Petkov

System for Electronic Payments Bulgaria AD provides an electronic payment system. It develops, installs, and maintains the mobile payment system, which is based on the use of mobile phones as unique terminals for transactions and bank accounts as sources for money. The company was founded on July 17, 2008 and is headquartered in Sofia, Bulgaria.

Karoll AD is the brokerage subsidiary of Karoll Group. Headquartered in Sofia, Karoll provides brokerage and trading services to their clients.

Advance Equity Holding AD engages in the incorporation of new companies, as well as in the acquisition, appraisal and managing of shares and bonds in existing private companies. The company also engages in the structuring and management of portfolio of companies engaged in different industries: fishing and farming, financial services, real estate operations, oil and gas marketing, and others. Advance Equity Holding AD was founded on January 10, 2006 and is headquartered in Sofia, Bulgaria.