Windar Renovables, S.L. is a Spanish engineering and heavy‑steel fabrication company focused on wind energy components. It designs and manufactures onshore wind turbine towers and offshore wind substructures, including monopiles, jackets, transition pieces, and pin piles, supplying major turbine OEMs and project developers worldwide.
Headquartered in Avilés (Asturias), the company offers end‑to‑end capabilities spanning design support, plate rolling, automated welding, surface treatment, assembly, quality control, and port load‑out logistics. Windar operates large production facilities in Spain and supports international supply chains through additional manufacturing locations. It also maintains a long‑standing industrial alliance with Navantia for offshore foundations, enabling serial production for European and global offshore wind markets.
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Transition pieces at the Windanker wind farm are coated with a cork compound to endure marine conditions, with RTS evolving to offer marine protection solutions.
The Windanker offshore wind farm's 21 monopile foundations are installed. The project is on track to be operational by 2026, expanding Baltic Sea capacity to over 1,100 MW.
