Mr David Johnstone
GAICD
Independent Non-Executive Chairman
Director since May 2025
David Johnstone is a seasoned CEO, Chair and investor with over 40 years of experience driving growth and transformation across listed and private companies. He specialises in turnarounds, M&A, and international expansion, particularly in technology, financial services, and renewables.
As founder of Cadre Partners and CEO of Energizer Solar, he mentors leaders and scales brand-powered solar solutions globally. Formerly Chair of Envirosuite (ASX:EVS). where David strategically positioned the company globally which eventuated in the proposed takeover, and as CEO of Professional Investment Services he led the financial turnaround and sale to CAF Group (now ASX:CAF). David has led major transformations, strategic exits, and capital events. He brings a pragmatic, results-focused approach to building enterprise value and aligning strategy with execution. David is a graduate of the Australian Institute of Company Directors (GAICD).
Mr Guy French
LLB B Juris
Independent Non-Executive Director
Director since August 2024
Guy has practised law for 40 years across diverse areas, including dispute resolution, safety, construction, intellectual property, property and sporting law. Guy has been engaged in negotiations for large commercial transactions. Mr French has been consistently listed in Best Lawyers Australia as a leading practitioner in the category of Alternative Dispute Resolution.
Guy has also been involved in the administration of the law firms where he has worked. serving as the Managing Partner or as a member of the national board. Guy retired from the partnership of DLA Piper in 2015 and has been a full-time consultant with the firm since that time.
Guy is a Barrister and Solicitor of the Supreme Court of Western Australia, and a Solicitor of the High Court of Australia.
Guy has a Bachelor of Laws, a Bachelor of Jurisprudence, and is a qualified journalist.
Mr Matthew Smith
B Com MAICD
Managing Director & Chief Executive Officer
Director since August 2014
Effective from 1st January 2025, Matthew was appointed as Chief Executive Officer of Marathon Consolidated.
Matthew has over 15 years of experience in financial services, investment markets, accounting, taxation, and audit, having spent the earlier part of his career with national stockbroking companies and in the operation of private investment entities. Matthew has a Bachelor of Commerce with both Accounting and Finance majors, has lectured in finance and investment subjects at James Cook University and is a member of the Australia Institute of Company Directors (MAICD).
Matthew is available on a full-time bases as Managing Director to manage the affairs of the Company.
Group subsidiary board representation:
MBL Food & Packaging Ltd
National Tyre Traders Pty Ltd
Castra Licensee Pty Ltd
Mr Christopher Rockemer
B Econ (Hons) B Bus MAICD
Executive Director & Chief Operating Officer
Director since March 2015
Effective from 1st January 2025, Christopher was appointed as Chief Operating Officer of Marathon Consolidated. Christopher has over 25 years experience as a practising Registered BAS Agent, assisting in the operations and risk management of small-to-medium enterprises.
Christopher has a Bachelor of Economics with Honours, as well as a Bachelor of Business. His Honours thesis was on Behavioural Economics, specifically studying Social Norms and their effects on consumer behaviours. Christopher is a member of the Australian Institute of Company Directors (MAICD).
Christopher is the Immediate Past President of the Townsville Chamber of Commerce, having volunteered on the committee since 2009 including as President, Deputy President, Treasurer and Chair of the Young Chamber. Christopher is available on a full-time basis as an Executive Director to manage the affairs of the Company.
Group subsidiary board representation:
MBL Food & Packaging Ltd
National Tyre Traders Pty Ltd