SOTI Union UAB – lithuanian registered subcontracting company - was founded on 18th of March 2008 in Klaipeda, Lithuania.

At the beginning the major and the only customer was "Baltija" Shipbuilding Yard, where SOTI Union was performing steelwork services for the shipbuilding projects placed by Danish shipyard Odense Steel Shipyard Ltd. Thouthands of tons of steel hull blocks and superstructures were produced for container vessels being built for the Danish giant A.P.Moller-Maersk Group. SOTI Union workers were also busy on other projects at Baltija and assembled blocks for Ro-Ro vessels, bulk carriers and erected hulls of tugs. In 2010 Baltija have changed ownership and SOTI Union started to work abroad: in France and in the Netherlands. In peak times there were up to 150 workers busy on different shipbuilding projects. In recent years SOTI Union was trying to find alternative services and performed design engineering services for civil construction project.

Nowadays the main focus and strategy of the company – provide high quality steelwork and outfitting services for shipbuilding and steelconstruction projects worldwide.