[1] The depot opened in 1904,[2] as a carriage sidings and was home to InterCity 125 HSTs operated by London North Eastern Railway until 31 December 2019, and CrossCountry InterCity 125 HSTs until September 2023.

[5] On 11 November 2018, Hitachi Rail took over the operation of Craigentinny Depot from London North Eastern Railway.

The site comprises three maintenance sheds, two of which are supplied with 25,000 volt overhead wires, and a smaller repair shed for shorter trains and locomotives.

There are a number of storage and stabling sidings which are not covered.

Craigentinny also operates a wheel lathe at its Portobello Edinburgh site which turns out tyre damage on rail vehicle wheels for many rail operators.