Belfast Steamship Company
The Belfast Steamship Company provided shipping services between Belfast in Ireland (later Northern Ireland) and Liverpool in England from 1852 to 1975. History
The company started life in 1824 as the Liverpool and Belfast Steam Packet Company. operated by Langtry & Herdman. They began a steam ship service from Belfast to Liverpool. Vessels introduced were as follows:

PS Chieftain, 1826
PS Corsair,  1827 
PS Falcon, 1835
PS Reindeer, 1838 
PS Sea-King, 1845 
PS Blenheim, 1848

About 1830 the Dublin Steam Packet Company began a weekly service in competition. On 31 January 1852 the Liverpool and Belfast Steam Packet Company was registered as The Belfast Steamship Company Ltd. In 1859, it expanded and absorbed the Cork Steamship Company and in 1866 it absorbed the Londonderry Steamboat Company. It was absorbed into Coast Lines in 1919 as a subsidiary company, which was subsequently absorbed into P&O Ferries in 1975. References

1852 establishments in Ireland
Transport companies established in 1852
1975 disestablishments in Northern Ireland
Shipping companies of Ireland
Packet trade
History of Belfast
Transport in Belfast
History of Liverpool
Historic transport in Merseyside
British companies established in 1852
Transport companies disestablished in 1975
British companies disestablished in 1975