The Stena Line was founded by Sten A Olsen who began operating cargo ships in the 1960s. The company later prospered in the ferry business, working extensively in British waters and purchasing Sealink in 1990. Slightly off-mint.

A long relationship with Shell Oil helped Hadley grow in the decades after its foundation in 1926. It is now one of the few remaining privately owned British shipping companies still in operation. Slightly off-mint.

A world leading operator of ship-handling tugs, Cory Towage can trace operations in this field back to the Rea brothers in the 1890s, who bought their first tug to move coal barges at Southampton.