
Aon has announced Maria Johannessen as UK head of investment, effective immediately.
Johannessen was previously investment client leader and investment leader for the London region, having joined Aon as a senior partner in June 2022.
She has more than 20 years’ investment experience, working in client advisory, investment banking and asset management, and has held senior roles at Mercer, PwC, BlackRock and UBS Investment Bank.
Johannessen succeeds Tim Giles, who has left Aon after 25 years to seek new challenges and opportunities.
Commenting on her appointment Johannessen said: “Taking on the leadership of Aon’s Investment practice in the UK is a tremendous opportunity. I will be working with a high-class team, possessing an immense range of talents. I am very excited at the prospect of that - and, most of all, of bringing the best of Aon to our clients.”