MONDAY

Journalists hold a 24-hour strike in demand of a new collective labor contract for the sector.

The US Embassy in Athens and its Consular Section, the US Consulate General in Thessaloniki, and all US government offices in Greece will be closed in observance of Memorial Day, a US national holiday.

The Third Annual Mediterranean Oil and Gas Conference opens at the Astir Palace Hotel, Vouliagmeni, south of Athens, under the auspices of the Ministry of the Environment, Energy & Climate Change. Until Tuesday. (Info: www.oilgasconferences.com)

The I3E project for industrial informatics innovation is holding an international conference on “Research and Innovation in High Added Value Sectors: Paradigm for Competitiveness and Growth,” at Corallia Athens InnoCenter, 12 Sorou, Maroussi. (Info: www.i3e.eu)

Motor Oil will issue its first-quarter results after the close of trading.

Listed companies Euroline and Interinvest will hold general meetings.

TUESDAY

Hellenic Petroleum, Fourlis, Cyprus Popular Bank, Public Power Corporation and Aegean Airlines will issue their first-quarter financial data.

Listed companies Euroline and Interinvest to hold general meetings.

WEDNESDAY

National Bank of Greece, Piraeus Bank, Sarantis, Sidenor and Lanacam will announce their first-quarter financial results.

Business File and Economia Business Tank of Economia Group are organizing a lecture on “Shipping: Can Greece Maintain Global Dominance?” at 3.30 p.m. at the events hall of the Piraeus Port Authority, 10 Akti Miaouli, Piraeus. (Info: 210.331.4714,www.bhcc.gr)

The Institute of Energy of South East Europe holds its Sixth South East Europe Energy Dialogue on “Redefining South East Europe’s Energy Map,” at Thessaloniki’s MET Hotel, Eikostis Ektis Oktovriou Street. Until Thursday. (Info: www.iene.gr)

Students of the National Technical University of Athens are organizing a career day titled “JobFair,” at the Nikos Gatsos Hall of the Technopolis complex, 100 Pireos, Gazi. From 10 a.m. to 6 p.m. (Info: www.job-fair.gr)

As on every last Wednesday of every month, the Consular Section of the US Embassy in Athens will be closed to the public for internal administrative reasons. The closure includes departments serving non-immigrant visas, immigrant visas, federal benefits, American citizen services unit, and passports.

Listed companies General Commercial and Thessaloniki Port Authority will hold general meetings.

The British Hellenic Chamber of Commerce and Women of Wine Greece are holding an event titled “The First Steps of Wine Tasting,” at the Metropolitan Hotel, 385 Syngrou Avenue, Athens, at 6.30 p.m. (Info: www.bhcc.gr)

THURSDAY

The Global Summit of Women opens in Athens, at the Athenaeum Intercontinental Hotel, 89-93 Syngrou Avenue. Through Saturday. (Info: www.globewomen.org)

Alpha Bank and Eurobank EFG will announce their financial result for the year’s first quarter.

The Mobile Services Innovation Platform (MOBIP) is holding a two-day event on “Pan-European Partnership and Investment for Mobile Services,” at the Noesis Science Center and Technology Museum in Thessaloniki, 6th kilometer of the Thermi Highway. (Info: www.e-unlimited.com)

FRIDAY

OPAP gaming company will hold a general assembly.