Tranmere first entered Lloyd's Register (LR) in 1819 with F.Cooke, master, Tayleur, owner, and trade Liverpool–Buenos Aires.

[4] On 8 June Tranmere, Stroyan, master, was reported at 22°26′N 30°8′W / 22.433°N 30.133°W / 22.433; -30.133 on her way from Liverpool to Valparaiso.

[5] On 21 April 1826 Tranmere, Captain T. Burton, sailed from England for Van Diemen's Land.

[6] While she was working for the Company she also at some point carried the colourful adventurer Jørgen Jørgensen from Launceston to George Town.

Tranmere, Smith, master, arrived at Cook Strait on 24 June with 17 tons of flax.