Our People
Citadel-MAGNUS has a strong, focused and dedicated team of professionals with a track record of delivering outstanding corporate and financial communication campaigns to our clients across Corporate Reputation, Investor Relations, Transaction Communication and Special Situations.
MEET OUR LEADERSHIP

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PETER BROOKES
Managing Director,
Founding Partner

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BRETT CLEGG
Managing Director,
Founding Partner

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HELEN McCOMBIE
Founding Partner

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MATTHEW GREGOROWSKI
Partner

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MICHAEL WEIR
Managing Partner – Perth

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JAMES STRONG
Partner

PETER BROOKES
Managing Director, Founding Partner
Peter is a founding Partner of Citadel-MAGNUS and joint Managing Director, based out of the Sydney office. He leads the transaction practice across IPOs and M&A and has 20 years’ experience as an adviser to ASX listed companies across financial corporate communication.
Peter has led complex transaction projects, including cross-border deals, and has advised on numerous high profile public listings and trade sale processes. He also worked as a communication adviser in the UK, and prior to that was a OTC derivatives dealer for TulletPrebon.

HELEN McCOMBIE
Founding Partner
Helen is a founding Partner of Citadel-MAGNUS and has extensive expertise in corporate communication and issues and crisis management across numerous sectors.
Helen has a strong understanding of the Australian media landscape having previously worked in journalism for 25 years including roles as Business Editor of Sky News and with Channel 9’s Business Sunday Program.
She also provides presentation and media training to senior executives and company Boards.

MATTHEW GREGOROWSKI
Partner
Matthew leads the Sydney investor relations practice. He has more than 17 years’ agency and in-house corporate communications experience in Australia, the UK and South Africa, running holistic investor relations programs for public companies spanning a range of sectors.
He has also advised on several corporate transactions including IPOs, capital raisings and M&A.
Before emigrating to Australia, Matthew was Head of Media Relations for FTSE 100 financial services company Old Mutual plc and a Partner of international corporate communications firm Instinctif.

MICHAEL WEIR
Managing Partner - Perth
Michael has more than 25 years’ experience in investor relations and corporate financial communication.
A former senior finance journalist, Michael has also held in-house executive roles within the mining and mining services sector.
He has deep experience in corporate affairs, stakeholder engagement and capital markets. He has led complex communication around project development, capital raisings, corporate transactions and corporate strategy rollout.

JAMES STRONG
Partner
James has 20 years’ experience providing strategic advice to clients on investor and media relations during key stages of a company’s lifecycle including corporate transactions and crisis management. He has extensive experience providing clients with support across their communication and investor relations activities across a number of sectors, geographies and exchanges.
James has led the communications on complex domestic and cross-border transactions, including CSL’s A$16.4 billion acquisition of SIX listed Vifor Pharma; Amcor’s A$10bn acquisition of US listed Bemis; CYBG’s A$3bn acquisition of LSE listed Virgin Money plc; and the A$5bn acquisition of Spark Infrastructure by a KKR, OTPP and PSP consortium.

BRETT CLEGG
Managing Director, Founding Partner
Brett specialises in strategic communication, issues management, business innovation and capital markets transactions. He was the founder of Kadia Partners, which merged with Citadel-MAGNUS in 2020, and his career has spanned professional services, investment banking, publishing and the technology sectors. Brett spent more than two decades in senior executive and editorial roles in the media industry, responsible for some of Australia’s leading news brands including The Australian Financial Review, where he rose from cadet journalist to the position of CEO and Publisher, as well as The Australian and The Daily Telegraph.
He is Chair of Sydney Dance Co, a former board director of hipages group and Council Member of the University of Technology Sydney.