Marine Link
Saturday, April 18, 2026

Wärtsilä Acquires Railko

Maritime Activity Reports, Inc.

May 18, 2007

Wärtsilä has signed an agreement to acquire the marine business of Railko Ltd. in the UK, a company specializing in synthetic stern tube bearing technology. The company was founded 1957 and is today owned by Tenmat Ltd. The marine sector of Railko and Wärtsilä have maintained a relationship for the past 30 years, and have together developed specific materials for face seals. Railko designs, develops, manufactures and sells synthetic bearings. The company is application-focused and provides complete products to its customers. Railko's products are used on all types of vessels, from cruise ships to cargo vessels.