Jumbo is a trading company based in Greece. Co.'s main operation is retail sale of toys, baby items, seasonal items, decoration items, books and stationery. A part of its operations is wholesale of toys and similar items to third parties. Co. and its subsidiaries have four geographical segments: Greece, Cyprus, Bulgaria and Romania. At June 30 2015, Co. operated 72 stores in Greece, Cyprus, Bulgaria and in Romania and the on line store e-jumbo.

Kruk SA. Kruk SA is a Poland-based company, which is engaged in the business support industry. The Company is a multi-operator, which offers loss prevention and debt collection services. The Company divides its business into two main operating segments: Debt Purchase, including acquisition of non-performing debt portfolios, and Debt Collection Outsourcing, offering fee-based collection of debt on client's behalf, focused on consumer and corporate loans. The Company provides services to financial institutions and large corporate customers. It manages receivables of banks, credit intermediaries, leasing companies and digital platform providers, among others. The Company's operating activities concentrate in a number of countries, such as Poland, Romania, Czech Republic, Slovakia and Spain. The Company's subsidiaries include Kruk Deutschland GmbH, Presco Investments Sarl and Espand Soluciones de Gestion y Recuperacion de Deuda SL, among others.

Medicalgorithmics SA is a Poland-based company engaged in the advanced medical equipment and technology industry. The Company develops and manufactures system for the diagnosis of heart arrhythmia. Its product, named PocketECG, is used for remote monitoring of cardiac disorders, arrhythmia diagnosis and monitoring of heart, as well as is used for clinical drugs trials for cardiac safety. In addition, Medicalgorithmics SA provides services in the field of information technology and biotechnology, scientific research and development of natural sciences. Moreover, the Company works on the several projects, such as a device for tele-rehabilitation cardiology, software for optimizing repetitive task in hospitals, as well as devices and systems for remote description of the electrocardiography (ECG). It operates through MEDICALGORITHMICS US HOLDING CORPORATION and Medi-Lynx Cardiac Monitoring LLC and Medi-Lynx Cardiac Monitoring LLC.

OMV is an international energy company with activities in Exploration and Production (E&P), Refining and Marketing including petrochemicals (R&M), and Gas and Power (G&P). Co. explores and develops oil and gas resources and supply energy to over 100 million people. OMV has three operating segments: Exploration and Production (E&P), Refining and Marketing, including petrochemicals (R&M), and Gas and Power (G&P), as well as the segment Corporate and Other (Co&O).

OTP Bank is a financial institution based in Hungary. Co. is engaged in retail banking (account management, bankcards and Electronic sevices - OTPdirekt) corporate banking and private banking. In Hungary traditional banking operations are performed by Co. while specialized services, including car leasing, investment funds and insurance are developed and offered by Co.'s subsidiaries. Co. expands its operations throughout the region via its foreign subsidiaries. As of Dec 31 2011, Co. had total assets of HUF10,200,527,000,000 and deposits of HUF6,398,853,000,000.

Public Power Corp. is a vertically intergrated electric utility engaged in electricity generation, transmission and distribution throughout Greece. At Dec 31 2014, Co. and its subsidiaries generated electricity in its own 62 power generating stations of Co. and from the additional stations which belong to its wholly owned subsidiary PPC Renewables S.A, facilitated the transmission of electricity through its own power lines of approximately 12,273 km and distributed electricity to consumers through its own distribution lines for Medium and Low voltage of 235,100 km which are managed by its wholly owned subsidiary Hellenic Distribution Network Operator (HEDNO S.A.) (Medium and Low voltage).