The company started work on the 40-story downtown high-rise in July 2019.: KBS has completed the first phase of the renovation and historic preservation of Union Bank Plaza, a 701,888-square-foot, 40-story office tower in downtown Los Angeles. HLW International provided architecture, interior design and landscape design services. General contractor Swinerton Builders started work on the $20 million project in July 2019, with completion slated for April 2021. KBS Real Estate Investment Trust II purchased the Class A property in 2010 from Hines as part of a 16-asset portfolio transaction, according to Yardi Matrix data.