1955: Mecanica Pesada is Founded
1975: Alstom is part of Itaipu History, when it supplied the first equipments for one of the world's largest hydroeletric plant in power generation
1985: GEC ALSTHOM Group starts its acitivities in Brazil, by acquiring Mecânica Pesada S.A.
1986: Acquisition of SPRECHER & SCHUH
1989: The companies MASA and Balteau are incorporated in Brazil.
1995: Start of activities in the rail signalling sector with the purchase of 60% of the shares of CMW Equipamentos S.A.. The remaining 40% are bought in March 1997.
1996: Acquisition of AEG T&D1997: Alstom buys the activities and contracts of the state company Mafersa and starts the local production of trains.
1999: Acquisition of ER Equipamentos Elétricos
2000: Acquisition of Ansaldo Coemsa S.A. in Canoas (RS) to expand both the Transmission & Distribution and Power sectors.
2004: - Alstom sells its Transmission and Distribution activities to Areva.
- The site of Information Solutions wins the Revista Ferroviária award as best company in Brazil in the filed of information technology creation.
2005: In july, Alstom celebrated 50 years of operations in Brazil.
2006 – 2009: Acquisition of Ritz High Voltage, VEI, Nokian Capacitors, Nxtphase, RB Watkins and Powermann.
2007: To integrate the Power and Transport sectors, Alstom opens its new business complex in September on the Bandeirantes site.
2008: - Alstom wins the contract to supply equipment for hydro power plants on the Madeira River. Bulb turbines of the type provided for Santo Antonio and Jirau projects will be the most powerful ever produced by the Group in Brazil.
- Alstom wins a major signalling contract in São Paulo. The project foresees the suply of an automatic driverless system for lines 1,2 and 3 of the São Paulo Metro.
2009: - Alstom signs contract to supply the first modern tramway in Latin America for Brasília.
- Alstom and Schneider Electric propose acquiring Areva T&D
- Alstom wins the contract for a 600kV High Voltage Direct Current (HVDC) bipole from IEMadeira for the world’s longest power transmission line, with a total length of 2,375 kilometers.
2010: - Alstom and Bardella inaugurate a common hydro facility in the Amazonian region
- Alstom wins first contract in the Brazilian wind market
- Alstom acquires the transmission business of Areva T&D which forms the new Alstom Grid sector