
Stefano Buono
Chairman
Stefano, a physicist and CERN alumnus, founded Advanced Accelerator Applications, which was sold to Novartis for $3.9 billion. He is now the Chairman of Planet.

Stefano Reganzani
Vice President (Operations) - Global Chief Executive Officer
Stefano brings 25+ years of global leadership in finance, ops & IR. Ex-CFO at Auto Export & TOFAŞ; key exec at Stellantis & FCA. Led M&A, restructurings & complex JV deals.

Domenico Storto
Vice President (Finance) - Group CFO&Procurement
Domenico has over 30 years of experience in finance, strategy, and risk management. Formerly CFO of Advanced Accelerator Applications, Italy, he holds an MA in Economic and Banking Sciences from the University of Siena.

Audrey Klein
Non-Exec. Board member
Audrey leads Planet's ESG initiatives and has 25 years of experience in real estate. She previously managed Park Hill at Blackstone and supports Great Ormond Street Hospital. Audrey holds an MBA from Kellogg and a BA from Emory.

Mikael Hagstroem
Non-Exec. Board member
Mikael brings over 30 years of experience in digital transformation, serves as Chairman of TCG Digital, and CEO of LabVantage. He leverages big data to boost businesses and serves on the Atlantic Council and USCIB boards.