Quinbrook, a specialist investment manager focused exclusively on delivering the infrastructure needed for the energy transition, has announced the appointment of Tim Horneman as regional leader, Australia, further strengthening its global leadership team.
Horneman’s appointment is the latest step in the leadership structure established following Brian Restall’s appointment as CEO in June 2025, creating a CEO-led operating model to drive the next phase of Quinbrook’s growth while retaining the strategic guidance of Quinbrook’s founders.
Horneman joins Quinbrook’s global leadership team, led by Restall, alongside regional leader North America, Giulia Siccardo and regional leader United Kingdom, Keith Gains.
Horneman began as managing director in Quinb
