Sif Holding NV engages in the large steel tubulars, which are used as foundation components for the offshore energy markets. It primarily produces monopiles, transition pieces and piles that are used to anchor jacket foundations in the seabed for offshore wind turbines. It operates through the following segments: Wind, Marshalling and Other. The Wind segment produces and delivers monopiles, transition pieces or other foundation components for the off-shore wind industry. The Marshalling segment includes renting-out of logistical area and facilities and the delivery of logistical services to customers, mainly in the off-shore wind industry. The Other segment focuses on the engineering services and production of offshore steel structures, and limited amounts for licensing fees and operational lease income for the windmill on the Groupšs site in Rotterdam. The company was founded in 1948 and is headquartered in Roermond, the Netherlands.