About Us

Wollemi Consulting is an Auckland-based management consulting service founded in 2017.

We offer a broad range of services, from strategic reviews to specific consulting on your business challenges in key areas such as digital technology and sustainability.

Our people:


Rohan MacMahon is a principal consultant at Wollemi and and its founder.



  • He has 25 years’ experience as a management consultant, strategic planner and corporate executive, with deep expertise in the impact of changing technology on business.
  • Rohan worked on technology convergence while a management consultant at Accenture (then Andersen Consulting), and led an Internet start-up in the late 1990s, followed by executive roles at Telstra Australia in strategy, planning, product/ sales/ marketing and operations.
  • In 2010 he took on the role of strategy director at Crown Fibre Holdings Ltd (now Crown Infrastructure Partners), the Government-owned company created to run the Ultra Fast Broadband initiative.
  • In 2018 Rohan was appointed to the NZ Government’s Digital Economy and Digital Inclusion Ministerial Advisory Group (DEDIMAG).
  • Rohan has bachelor’s degrees from the University of Sydney in economics and law.

Kate Waterhouse is a principal consultant at Wollemi.




  • Kate is an expert in strategic change.
  • She has wide experience in senior management and consulting in service sectors, including government, higher education, infrastructure, transport, health, telecommunications and financial services.
  • Kate has worked in and with organisations and leaders in New Zealand and globally to maximise value through effective strategies, and delivery of change.
  • She brings sound experience, empathy, analysis and innovation to both projects and established organisations, and the clarity of thought and energy essential for leaders taking a new direction.
  • Kate has a degree in Arts/ Commerce from the University of Auckland.

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