Sif

About

Founded in 1948, Sif is a public headquartered in Roermond, Netherlands with approximately 500-1000 employees specializing in Wind.

Sif designs and manufactures steel foundations for offshore wind energy, primarily monopiles and transition pieces. Founded in 1948, the company has evolved from pressure vessel manufacturing into a leading provider of offshore wind foundations. Operating from facilities in Roermond and Maasvlakte (Rotterdam), Sif has produced over 2,600 monopiles and contracted 2,900, supporting nearly 55 offshore wind projects with a market share of approximately 35-40% through 2024. The company emphasizes safety, quality, sustainability, and innovation throughout its operations, utilizing induction techniques and steel reuse solutions to reduce emissions. Listed on the stock exchange since 2016, Sif supports Europe's energy transition and security.

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