KUALA LUMPUR, Dec. 22 -- Lendlease has sold a significant stake in its flagship The Exchange TRX development to a Malaysian family office for approximately RM1.1 billion, a landmark deal that underscores the massive success of the retail and commercial hub.

The transaction includes a 40 per cent interest in The Exchange TRX retail mall and Lendlease's entire 60 per cent stake in the office tower, the firm said in a statement.

A family office is a private wealth management entity established by ultra-high-net-worth families to centrally oversee their financial affairs and investments, often structured as a single family office (SFO) for one family's exclusive use.

The deal follows a stellar first year for The Exchange TRX's retail mall....