Te Kāhui Tumu | Executive Leadership Team

Vivien Maidaborn
Tumu Whakarae | CE — Vivien Maidaborn

Vivien has extensive leadership experience. Her career includes three previous CEO roles in key community organisations. Vivien is driven by equity and inclusion in access to the Internet, and has a strong background in digital innovation, partnership, and experience in serving a membership constituency.

Catherine Fenwick, General Manager
Tumutaumatua | GM Organisational Performance — Catherine Fenwick

Catherine's role is to lead, develop, and execute our core corporate operations and financial performance. She enjoys travelling whenever possible, attending rowing, netball, and other sporting events with her daughter, and exploring the many great walks around the regions.

Rose Jamieson, General Manager
Tumu Whiria | GM Public Impact — Rose Jamieson

Rose provides strategic leadership for our work with communities — focusing on making the Internet better for people here in Aotearoa. 

Tim Johnson, General Manager
Tumuwhanake | GM Customer and Product — Tim Johnson

Tim has nearly 25 years of experience working in technology across Aotearoa, North America, and the South Pacific. During this time he’s run registrars, registries and ISPs. Tim has been an active participant in international Internet governance and was also a member of the .nz policy review panel. While his attempted sporting career may have succumbed to injuries, he is still an avid year-round sports fan.