1962 Sten A. Olsson acquires Skagenline.
1982 Stena Line merges with Sessanline. Acquisition of Lion Ferry and the Varberg-Grenaa route.
1980s Stena Line improves the quality of its onshore and onboard services and supplements its transport activities with travel services such as hotel accommodation, conferences and bus travel.
1898 Stena Line acquires the Dutch company SMZ, followed by Sealink British Ferries of the UK in 1990. Stena Line doubles in size as a result.
1993 Stena Line introduces the first small High-Speed ferry on the Irish Sea named Sea Lynx 1.
1996 Stena Rederi develops the Stena High speed Sea Service (HSS) vessels, based on the catamaran concept. Several designs are patented and the World’s Largest Fast Ferry HSS Stena Explorer starts service on the Irish Sea.
2000 Stena Line acquires the Swedish shipping company Scandlines AB, extending its route network and securing its presence in southern Sweden.
2002 Stena Line opens new freight routes between the Hook of Holland and Killingholme and Rotterdam to Harwich and celebrates the company’s 40th anniversary.
2004 Acquisition of the Fleetwood-Larne route on the Irish Sea and three vessels from P&O.
2007 Stena Line withdraws its Stena HSS fastcraft from the Harwich-Hook of Holland route.
2007 Stena Line announces the construction of two new Superferries for its Harwich-Hook of Holland route.
2008 Stena Line opens a new £37m port in the Belfast.
2009 Stena Line adds the Stena Navigator to its Stranraer-Belfast route.
2010 Stena Line commences construction of a £200m Scottish port in Loch Ryan, Dumfries and Galloway.
2010 Stena Line launches two new Superferries on the Harwich – Hook of Holland route.