Sif Holding N.V., together with its subsidiaries, manufactures and sells foundation piles for offshore wind farms and metal structures in the Netherlands, the United Kingdom, the United States, Norway, South Korea, Spain, France, Poland, Belgium, Germany, rest of the European Union, and internationally. It operates in four segments: Wind, OSS, Marshalling, and Other. The company offers parts of metal structures, pipes, pipe structures, and components; and monopiles and transition pieces, and pin piles and jacket tubulars. It is also involved in the renting out of logistical areas and facilities; and the delivery of logistical services to customers in the offshore wind industry. In addition, the company offers engineering services; and design, production, and corrosion protection services. Sif Holding N.V. was founded in 1948 and is headquartered in Roermond, the Netherlands.