SEMI, S.A

Utility System ConstructionCommunity of Madrid, Spain1001-5000 Employees

SEMI, S.A. operates in the utility systems construction sector, with activities spanning electricity and industrial projects. It combines the adaptability of a smaller firm with the infrastructure of a larger organization, backed by a consolidated parent within VINCI GROUP's Industrial Services sector. The company collaborates with universities and with public and private bodies to advance new technologies, and maintains international subsidiaries in France, Germany, Romania, Morocco, Panama, Mexico, the Dominican Republic, Peru, El Salvador, and Chile, with additional collaborators in Portugal, Israel, Nigeria, and Brazil.

SEMI was founded in 1919 and is based in the Madrid region of Spain. Its international footprint enables project delivery across multiple markets, working with a mix of public and private partners. In 2024, SEMI formed a partnership with Greenwood Energy Holdings Corp. to perform engineering, procurement, and construction of solar plants, expected to commence operations in the second half of 2024.

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