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Senior Leadership Group

Our Leadership team brings together expertise across service delivery, commercial performance, people and capability, technology, risk and organisational sustainability. Together, they guide Accessable’s priorities and support practical, reliable and mana-enhancing services for disabled and injured people, their whānau and wider support networks.


Graham Walling

Chief Executive

Graham is the Chief Executive and owner of Accessable. He sets the strategic direction of the organisation, leading with a people-first ethos, commercial discipline and commitment to practical, sustainable service solutions. 

Sapphire Lautua

General Manager Client Services

Sapphire leads the Client Services function. She brings strong operational leadership, sector knowledge and service pathway expertise, with a focus on effective delivery, stakeholder relationships, and continuous service improvement.

Catherine Oliver

Commercial Manager

Catherine leads the commercial, financial, and risk management functions. She supports sound decision-making, business performance, and sustainable service delivery across the organisation.

Shelley Green

People and Capability Manager

Shelley leads the people, health, safety and wellbeing functions. She supports a safe, capable and values-led workforce through strong strategic and operational people's leadership.

Altaf Ali

ICT Manager

Altaf leads the ICT function. He supports reliable systems, digital capability and business continuity, bringing strong technical leadership, service management, and delivery experience.