
John Howarth, Executive Director & Principal Coach
John is a trusted advisor to senior executives and widely recognised as a leading expert in programme and project management. Highly regarded at all levels of the APS for significant contributions to transformational change and capability building.
John has demonstrated a strong strategic focus, underpinned by expertise in leading quality, outcomes-focussed client assignments which encompass significant stakeholder engagement.
He founded Tanner James in 1994, and has been ever present across the APS since then. Outside work John enjoys time with his family and has a keen interest in 4WD vehicles, both for enjoying the bush and participating in competitive events.

Jackie Park, Head of Operations
Jackie is the Finance and Operations manager for Tanner James. Her career of over 30 years has taken her from banking to computer auditing, programming and analysis, an acting EL2 in the APS through to her current role at Tanner James.
Jackie’s most treasured job though has been Mum to three boys, who she’s extremely proud of and is not looking forward to an ‘empty nest’. Jackie enjoys spending time with her family and friends, reading, going to the cinema and walking her dog. Her future goals are to improve her very limited piano and guitar skills, attend photography classes, and explore Australia, the UK and Canada.

David Hazlewood, Principal Coach and Trainer
David is a leading expert in the fields of portfolio management, programme management and project management, and has extensive knowledge and experience in practical application and use of these best practice frameworks.
He has over 25 years of experience in managing organisations, managing major change initiatives and providing management consultancy advise to local and multi-national organisations. He is an accomplished Portfolio, Programme and Project manager, working predominantly in Australia, New Zealand and Asia.

Ash Harding, Principal Coach and Trainer
Ash is a well credentialed professional, with a strong background in program and project management consultancies in Australia and the US. He is an effective manager of relationships at all organisational levels with experience in consultancy appointments spanning large and small corporate and public sector clients.
Ash is also the Head of Professional Capability at Tanner James, responsible for maintaining our Accredited Training Organisation (ATO) status.