Banks are increasingly integrating sustainability into their core operations by incorporating ESG factors into risk management, product design, purpose statements, and long-term strategies. This shift poses challenges as they define and internalize sustainability goals, address climate change risks, and explore green finance opportunities. Industry leaders like Nigel Beck (Rand Merchant Bank), Greg Fyfe (Standard Bank), Arvana Singh (Nedbank CIB), and Sandra Villars (Oliver Wyman) are at the forefront of these efforts.