MONDAY – Athens 2004, the organizers of the Olympic Games, present the new volunteer program «Epathlon.» At Athens 2004 headquarters, Iolkou & Filikis Etairias, Nea Ionia. – Conference on «Food Safety Management Systems: Official Food Controls-Certification.» At the Athens Chamber of Commerce and Industry. For further information, call 210.697.1500. – Thessaloniki Stock Market Center will hold a three-day seminar in Sofia, Bulgaria, on the stock market, corporate governance and the latest developments in the European Union. To Wednesday. – Representatives of the Public Gas Corporation (DEPA), Turkey’s Botas and Austria’s OMV meet with Balkans natural gas companies in Thessaloniki to sign a memorandum for the construction of a pipeline to carry natural gas from Thessaloniki to Austria. – New Democracy main opposition party and the European Peoples’ Party will hold a conference on «Development, Competitiveness and Social Cohesion: The Economic Policy of the European Union.» At the amphitheater of the National Research Foundation (EEE). TUESDAY – The Federation of Industries of Northern Greece (SVVE) will hold a conference on «The Business Scene in Bulgaria and the Perspectives for 2004.» At the Hyatt Regency Hotel in Thessaloniki, tel 2310.535.333. WEDNESDAY – «AutoTechnica-Auto Technology,» an exhibition of heavy-duty vehicle spare parts and repair machinery, opens at the old Hellenikon airport’s exhibition center. To Sunday. – National Technical University of Athens holds a conference on «Crisis Management-Mobile Solutions.» At the Transport Ministry amphitheter. For further information, call 210.339.2500. THURSDAY – Fourth International exhibition on Sports Installations & Equipment, «Sportexpo,» opens at the Helexpo fair ground in Thessaloniki. To Sunday. – First Direct Marketing Forum on «Developing 1-to-1 Strategies for the Customer-Driven World,» is to be held at the Sofitel Athens Airport, Spata. Direct marketing guru Don Peppers will be the keynote speaker. For further information, tel 210.613.6720. – «Car and Motor-Boat Show» opens at the Helexpo fair ground in Thessaloniki. To Sunday. FRIDAY – Energia magazine to hold a conference on «Oil and the Economy: International Developments and Their Impact on Greek Market.» At the Hilton Hotel in Athens. For further information, call 210.362.4245. SATURDAY – Hellenic-American Union, 22 Massalias, Athens, to hold a three-day seminar on «Skills for New Managers: Survive and Thrive.» To April 14. For further information, call 210.368.0907.