National Convention & Exhibition 2026

Liam Mahon is a senior HR leader with deep expertise in workforce strategy, organisational transformation, and operational people leadership. As Head of People & Culture for Supermarkets Operations at Coles Group, he supports a national workforce of over 50,000 team members across Operations & Supply Chain and leads enterprise wide change initiatives that make a real impact on the ground whilst shaping a high performing, customer first culture.

Since joining Coles in 2021, Liam has led key transitions including the people stream of the Coles Express demerger and a major workforce redesign across the supermarket network. Most recently, Liam has been working with Leaders at Coles on a national workforce talent management strategy that empowered team members to choose their preferred working hours – delivering a significant uplift in retention and engagement.

Liam brings a pragmatic and people first mindset to transformation, backed by a strong focus on using data to inform decision making. Liam is passionate about using practical insights on how HR can unlock business value through better workforce analytics and smarter, more human centred decision making.