Investor Centre


Senior Leadership Team

Jonathan Rubinsztein



Jonathan is a seasoned CEO with a track record of building world class global technology companies and leading high-performance teams in the technology sector.

Previously, Jonathan was Managing Director and CEO of Infomedia, Ltd, an ASX-listed SaaS company.

Prior to that role, Jonathan was CEO and founding shareholder at UXC Red Rock Consulting, where he was instrumental in growing the business from a start-up to over 700 people across 13 offices in Australia, New Zealand, India, and Singapore.

Jonathan was also a Founder and Director of RockSolid SQL, a company that built monitoring and automated data management software for over 18,000 databases globally.

Chad Barton

Chad Barton

Chief Operating Officer and Chief Financial Officer

Chad is Nuix’s Chief Operating Officer and Chief Financial Officer, after joining the company in June 2021. Chad has extensive experience in managing large and complex businesses having previously been the Chief Financial Officer of ASX-listed companies, The Star Entertainment Group Limited and Salmat Limited. Prior to this, he was Chief Financial Officer of global technology business, Electronic Data Systems (EDS) in Australia and New Zealand.

Chad is a Non-Executive Director of ASX/NZX-listed SkyCity Entertainment Group, a member of the Institute of Company Directors and a member of the Institute of Chartered Accountants. He has previously held roles as a Non-Executive Director of Neuroscience Research Foundation Australia (NeuRA Foundation), Chairperson of Women in Gaming & Hospitality Australasia and as a Non-Executive Director of Schizophrenia Research Institute.

Ethan Treese

Ethan Treese

Executive Vice President, Americas

Ethan joined Nuix in September 2016 and has overall responsibly for the North America region.

Ethan previously held a number of Senior roles at Dun & Bradstreet and was appointed a Director of Bright Focus Foundation in April 2016.

Ethan attended Lehigh University in Pennsylvania.

Jonathan Rees

Jonathan Rees

Executive Vice President, International

Jonathan joined Nuix in November 2016 and is responsible for business strategy, revenue and growth operations across EMEA & APAC.

Jonathan was previously employed as Senior Vice President, Enterprise Solutions at Western Union and prior to this, held leadership roles at Travelex & Textron.

Jonathan holds a Bachelor and Masters of Science from the University of Wales.

Je Moon



Jee Moon joined Nuix in May 2022 as Chief Marketing Officer. She is a seasoned marketer with over 20 years of management experience building and transforming brands and businesses across the US, Europe, Middle East and Asia Pacific.

Prior to joining Nuix, Jee held senior marketing roles at organisations such as American Express, Luxottica, Best&Less, Westpac, Vodafone, Dell and Canon. In her last two roles in retail, she was part of the Executive teams charged with the turnaround of the businesses, returning them to growth and profitability. Jee holds a BA in International Relations from Tufts University in Boston, MA, and an MBA from the University of Cambridge, UK. In 2016 she was named one of Australia's top 50 CMOs and in 2018 graduated from the Australian Institute of Company Directors.

Oliver Harvery



Oliver joined Nuix in May 2021 and is responsible for developing and coordinating Nuix’s approach to customer strategy and innovation.

Oliver was previously Chief Supervisory Officer at the Australian Securities and Investments Commission, where he was responsible for the supervision of a number of the world’s largest financial institutions. Prior to that, he was a consultant at McKinsey & Co, where he worked on commercial strategy for clients in the Global Corporate and Investment Banking Practice.

Oliver holds a Bachelor degree from the University of Sydney and a Masters from the University of Cambridge.

Paul Keen

Paul Keen

Head of Technology

Paul joined Nuix as Vice President of Engineering in April 2020 and is responsible for all the Company’s engineering teams and related activities across Nuix.

Paul’s previous roles include as the Head of Group Architecture and Engineering  at Qantas, Chief Technology Officer at Airtasker and Chief Information Officer at  Dick Smith Electronics. Prior to these experiences, Paul was a General Manager in Salmat’s Software Development team and a General Manager of Technology and Development at RedBalloon.

Paul holds a Master of Business Administration from Macquarie University (Macquarie Graduate School of Business).

Melissa Pascoe

Melissa Pascoe


Melissa joined Nuix in July 2020 as Head of People and Culture and is responsible for managing a global team that focusses on the recruitment, development and engagement for all Nuix employees.

Melissa was previously a Global HR Director at Macquarie Group, where she managed a global team providing HR support to over 3,500 people. As a member of several senior leadership teams, Melissa provided strategic HR advice and coaching to the senior executives and their leadership teams.

Melissa holds a Bachelor of Financial Administration from the University of New England and is a member of the Institute of Chartered Accountants Australia.