1911 Establishment of the company by: Georgios Zavogiannis, Dimitrios Zavogiannis, Nikolaos Zavogiannis, Dimitris Zamanos, Efstathios Iatridis, Spilios Agapitos, Anastasios Stamatiades, Georgios Vrizakis, Spyridonas Fokas Cosmetatos. The initial name of the company is Industrial and Commercial Company Ltd «General Cement Company» based in Athens.
The first plant with the name «HERACLES» is erected in Drapetsona in Pireaus with an annual productive capacity of 2000 tons.
1917 Andreas Hadjikyriakos is appointed Chairman of the board.
1919 The shares of the company are quoted on the Athens Stock Exchange.
1929 Merger of the Company with Volos Cement Company Ltd «OLYMPOS», which possessed the plant in Volos, built in 1924.
The new name of the company becomes «General Cement Company Ltd».
1939 Alexandros Tsatsos is appointed Executive Director.
1951 Alexandros Tsatsos is appointed Managing Director of the Company.
1952 The plant in Drapetsona receives a subsidy from «Marshal plan» and its total productive capacity, with 2 rotary kilns, amounts to 1000 tons daily.
1959 Alexandros Tsatsos is elected to be the Chairman of the board as well as Managing Director.
1962 Modernization of Drapetsona plant and doubling of its production.
1964 Initial operation of Thessaloniki distribution terminal.
1965 Initial operation of Rio distribution terminal in Patras.
1966 Initial operation of Igoumenitsa and of Kavala distribution terminals.
1967 Initial operation of Heraclio distribution terminal in Crete.
1969 Installation of the first electronic data processing system in the Company in the headquarters in Dragatsaniou street, downtown Athens.
1970 Alexandros Tsatsos becomes the first and the only greek to date to be elected president of CEMBUREAU for a service period of three years.
1973 Initial operation of Rhodes distribution terminal.
A permission is given for the erection of a new plant in Methana (Triton project) with a projected budget of 1,4 billion drs and with a productive capacity of 4000 tons daily. Purchase of mechanical equipment and temporary storage in Keratsini.
1974 Suspension of the permission concerning the plant in Methana. Transportation and installation of the mechanical equipment in Volos plant.
1975 Opening of the Company's offices in Lycovrissi, Attica.
1977 Change in the name of the company to «HERACLES General Cement Company Ltd».
1980 Creation of distribution terminals in Egypt.
1981 The Drapetsona plant operates exclusively as a distribution terminal.
1982 The Company changes base from the municipality of Athens to Lycovrissi, Attica. Operation of the «ÏLYMPOS» plant in Volos with coal (steam coal and pet coke) as the main fuel.
1983 Opening of «HERACLES II», the company's new plant in Milaki, Eboea.
Change in the Company's administration (departure of Tsatsos family).
1984 Close down of the distribution terminals in Egypt, due to the creation of local domestic cement production units.
1986 The Company goes under the provisions of the Law 1386/1983 and now belongs to the broader public sector.
1992 Transfer of 50,5% of the Company's shares to CAL-NAT .
(CALCESTRUZZI SpA. - NATIONAL BANK OF GREECE)
1995 Nominalization of the Company's shares.
1996 The Company buys out the Halkis Cement Group.
Clearance procedure for CAL-NAT and distribution of the AGET shares it possessed (50,5% of total) to CONCRETUM company with 38,5% and to the NATIONAL BANK OF GREECE with the remaining 12%.
2000 Transfer of 54,48% of the Company's shares to the English Group BLUE CIRCLE INDUSTRIES.
2001 Completion of the merger procedures of the companies AGET HERACLES, HALKIS CEMENT CO SA and HALKIS CEMENT TRADING CO INC through absorption of the second and third by the first company. The name of Halkis plant now becomes «HERACLES III» plant.
Sale of the subsidiary HERACLES PACKAGING SA.
Acquisition of BLUE CIRCLE INDUSTRIES plc by LAFARGE.
Issue of new shares and exhange of the shares of HALKIS CEMENT CO SA with shares of AGET HERACLES.