Our Board

Nathan Harman - Zetta Group CEO

Dr Nathan Harman


Nathan has a successful history in the Australian IT sector. He started Harman IT in 1997 and by 2000 had won the whole IT infrastructure outsourcing for Hamersley Iron and grown staff numbers to 120. In 2001 Nathan sold Harman IT to the London-based multinational Marconi plc. In 2004, Nathan founded Zetta and has managed its growth since.

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Jim Di Menna - Zetta Sales Director

Jim Di Menna


Jim is a seasoned executive with extensive experience in the ICT industry and a director of Zetta. He has held senior positions with large IT multinationals including CSC, HDS and Fujitsu and is highly experienced in professional sales and in pursuing and successfully negotiating large scale ICT outsourcing contracts across Australia.

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Andrew Spiers


Andrew is a CPA qualified Finance and Accounting leader with the ability to recognize process improvements and seek out innovative approaches. He combines 15 years retail management experience with over 15 years of international accounting experience.

Andrew is the Company Secretary for the Zetta Group of companies, including Zetta, Zettagrid and ZettaNet.

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Tim Shanahan


Tim has led key Western Australian organisations that have shaped the State, including the Chamber of Minerals and Energy, the WA Municipal Association, and more recently the Energy and Minerals Institute at The University of Western Australia. Tim is Chairman of WA Super and is a Director of RAC Holdings Pty Ltd, the owner of insurance, motoring, finance, aged care, retirement and tourism businesses. He is also a past RAC President. Tim is currently Chairman of the Cooperative Research Centre for Future Battery industries and WA SuperNet, a project with the objective to bring enterprise level broadband to the WA Grainbelt. Tim was a founder of the In The Zone geo-political business forum, and the International Mining for Development Centre (IM4DC).

Zetta Group Headshots + Office Photoshoot

Merlin Allan


Merlin is an experienced director and manager, having grown businesses in SE Asia, North America and Europe.  His sectorial focus includes IT Services, telecommunications, e-commerce, technology platforms and software development. Merlin is passionate about corporate strategy, mergers & acquisitions and business development.

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