Charter Hall Group CEO Takes Interim CIO Duties as McMahon Exits

By Josua Ferreira -
  • Charter Hall CIO Sean McMahon is departing after 10 years, with CEO David Harrison and EXCO assuming his responsibilities on an interim basis effective 3 August 2026.
  • Charter Hall has explicitly confirmed no change to the Group's strategy, operations or outlook following the leadership transition.
  • A formal process to appoint a new CIO — and to define what that role will encompass — is underway, with no timeline given beyond an update "in due course".
  • McMahon has also stepped down as a director of the responsible entity for Charter Hall Social Infrastructure REIT (ASX: CQE), replaced by David Harrison.
  • The incoming CIO will oversee a platform that recently upgraded FY26 earnings guidance to 103.0 cents per security — up 26.5% on FY25 — on the back of record equity inflows of $6.5 billion and FUM of $74.7 billion.

Charter Hall confirms Chief Investment Officer departure with CEO to assume duties

Charter Hall Group (ASX: CHC) has announced that Chief Investment Officer Sean McMahon will depart the business to pursue other opportunities, in a notice released on 3 August 2026.

Managing Director & Group CEO David Harrison, alongside other EXCO members, will assume Mr McMahon’s responsibilities on an interim basis. The company confirmed there is no change to the Group’s strategy, operations or outlook.

What the leadership transition involves

The transition is a straightforward handover of duties while a formal appointment process is progressed. Key details from the announcement include:

  • Sean McMahon is departing after 10 years with Charter Hall.

  • His responsibilities will be assumed by David Harrison (MD & Group CEO) and other EXCO members on an interim basis.

  • A process to appoint a new CIO, and to determine what responsibilities that role will have, is underway, with an update to be provided “in due course”.

  • Mr McMahon will also step down as a director of the responsible entity for Charter Hall Social Infrastructure REIT (ASX: CQE), replaced by David Harrison.

Charter Hall thanked Mr McMahon for his contribution over the past decade and wished him well in his future endeavours.

Charter Hall Leadership Transition Summary

Company Statement

“Charter Hall remains focused on delivering for its customers, investors and people, with no change to the Group’s strategy, operations or outlook.”

Understanding the Chief Investment Officer role

Charter Hall describes itself as “Australia’s leading fully integrated diversified property investment and funds management group,” operating across four core sectors: Office, Industrial & Logistics, Retail and Social Infrastructure.

What it means for investors

Charter Hall has stated there is no change to its strategy, operations or outlook, with continuity maintained through the CEO and EXCO stepping in directly.

Charter Hall’s FY26 earnings guidance upgrade to 103.0 cents per security, representing a 26.5% increase on FY25, was driven by record equity inflows of $6.5 billion and FUM reaching $74.7 billion, underscoring the scale of the platform the incoming CIO will oversee.

Unitholders in Charter Hall Social Infrastructure REIT (ASX: CQE) should note that David Harrison replaces Mr McMahon as a director of the responsible entity for that vehicle.

Investors seeking clarity on the permanent leadership structure will need to wait for the company’s promised follow-up. Charter Hall has indicated that an update on the CIO appointment will be provided “in due course”.

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Frequently Asked Questions

Who is replacing Sean McMahon as Charter Hall's Chief Investment Officer?

No permanent replacement has been named yet. Charter Hall CEO David Harrison and other EXCO members are covering CIO responsibilities on an interim basis while a formal appointment process is underway, with an update promised 'in due course'.

Does the Charter Hall CIO departure affect FY26 earnings guidance?

Charter Hall has confirmed there is no change to the Group's strategy, operations or outlook. Its FY26 earnings guidance of 103.0 cents per security, representing a 26.5% increase on FY25, remains in place.

What does the Charter Hall CIO leadership transition mean for Charter Hall Social Infrastructure REIT (CQE) investors?

Sean McMahon has stepped down as a director of the responsible entity for Charter Hall Social Infrastructure REIT (ASX: CQE), with David Harrison appointed in his place — a governance change investors in that vehicle should note.

How long was Sean McMahon at Charter Hall before departing?

Sean McMahon served at Charter Hall for 10 years before departing in August 2026 to pursue other opportunities.

What is the role of a Chief Investment Officer at a property funds manager like Charter Hall?

At a diversified property funds manager like Charter Hall, the CIO oversees investment strategy and capital allocation across the group's portfolio, which spans Office, Industrial and Logistics, Retail and Social Infrastructure sectors, and manages a funds under management platform of $74.7 billion.

Josua Ferreira
By Josua Ferreira
Partnership Director
Josua Ferreira holds a Bachelor of Commerce in Marketing and Advertising and brings a background in publication, business development, and ASX market storytelling. He has worked with listed companies across the resource sector and broader market, combining sharp commercial instincts with a genuine commitment to keeping investors informed.
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