About Us

Firm leadership

Our leadership team

Thomas Pippos
Chief Executive 
Deloitte New Zealand

As Chief Executive, Thomas leads the national partnership, overseeing the strategic, financial and operational management of the business.

Ross Milne
Deloitte New Zealand

Ross is the Chairman of Deloitte New Zealand and a Partner in the Auckland Tax Practice. As Chairman and along with the Board, Ross focuses on helping shape the future of the New Zealand firm through governance and a clear vision of our strategy.


Sophia Gunn
Chief Operating Officer
Deloitte New Zealand

Sophia Gunn is Chief Operating Officer of Deloitte New Zealand. Based in Auckland, Sophia is responsible for Deloitte’s finance, administration, accounting, information technology and knowledge management.  She is also the Independence Director for the firm.

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