Firms involved in the development of the building included DBS Land Limited, Obayashi-Gumi, Ltd., Steen Consultants Private Limited, Liu Cheng Consulting Engineers, Davis Langdon & Seah Philippines Inc., and Mitsubishi Elevator and Escalator.

Various 'core support functions' were relocated to a nine-storey building at Changi Business Park, near the Expo MRT station, in 2010.

This was in line with OUE's plan to reduce its exposure in the office portfolio and allow it to participate in the residential market, to help lower borrowings and enhance cash flow for the company.

[13] DBS Tower One was the first anchor in the financial district of Shenton Way, and was the tallest building in Singapore when it was completed in 1975.

The bank used to own the towers until it sold them to a Goldman Sachs real estate fund in late 2005 and leased back the space it occupied for an initial eight-year term with options for renewal.