Cosalt plc was a diversified marine safety and leisure company, based in Grimsby, Lincolnshire. It was a constituent of the FTSE Fledgling Index.

The name Cosalt was a portmanteau of the company’s original title The Great Grimsby Coal, Salt and Tanning Company. Formed in 1873 as a co-operative of fishing vessel owners, it was a communal best-value support services company involved in servicing and supplying a variety of products and services for fleets, fishing, and other vessels.

Type:                     Public

Traded as:           LSE: CSLT

Industry:              Marine services

Founded:            1873

Headquarters:   Grimsby, Lincolnshire, UK

Website:              www.cosalt.plc.uk