[1] In May 2015, the Land Transport Authority awarded Tower Transit Singapore the contract with operations to commence in May 2016, with services based at the Bulim Bus Depot.

[4] On 6 December 2015, the Bulim Bus Depot was officially opened by MP for Hong Kah North, Amy Khor and then-CEO of Tower Transit, Adam Leishman.

[11] On 1 March 2017, Tower Transit Singapore rolled out its signature scent on 100 buses operating on routes 66, 97 and 106.

[12] On 8 March 2017, Tower Transit Singapore became the first bus operator to celebrate International Women's Day.

They are mostly operated from Bukit Batok, Jurong East, Jurong Town Hall, Sembawang, Tengah Bus Interchanges & Yishun Integrated Transport Hub with some handful of routes operating from Clementi Bus Interchange and Woodlands Integrated Transport Hub.

Between September and October 2021, bus services were handed over from SMRT Buses in three tranches as part of the Sembawang-Yishun Package.