This Case study highlights British International Investment (BII's) collaboration with Habib Bank Limited (HBL), Pakistan's largest commercial bank, to develop a Gender Action Plan to help integrate gender diversity into its organisational fabric. Through targeted training sessions, BII empowered HBL’s leadership and staff to recognise the business case for diversity, highlighting its transformative impact on performance, innovation, and customer engagement. HBL’s share of women in its workforce grew by 6 percentage points between 2018 and 2022, and the company is on track to meet its 25 per cent female workforce target by 2025.