Robinson 77, formerly SIA Building,[5] is a high-rise skyscraper located in the central business district of Singapore.

[7] SIA Building was designed by Obayashi Gumi Corporation, and SAA Partnership, and structural engineering of the development was done by T. Y. Lin International.

Other firms involved in the development included Singapore Airlines, PCR Engineers Private Limited, PCR Engineers Private Limited, Rider Hunt Levett & Bailey, Levett & Bailey Chart, and Quantity Surveyors Ltd.

In 2006,[8] Singapore Airlines sold the SIA Building to TSO Investment, which is a unit of a real estate fund managed by CLSA Capital Partners.

[10] In 2015 it was announced again that SEB Investment would be selling the building,[11] but the disposition plan was subsequently cancelled as the company was undergoing a change of ownership and management.