[citation needed] After twenty years in coal he moved to the Pilbara region of Western Australia where he was Vice President - Port for West Australian Iron Ore (WAIO).
[citation needed] His final role was Chief Commercial Officer, which included accountability for the Jansen potash project in Canada and the response to the Samarco disaster in Brazil.
In recognition of his service with BHP the production shaft at the Jansen project was named after him.
[citation needed] After departing BHP Dalla Valle was CEO of Pacific National, a private Australian rail freight business from July 2017 to June 2021.
Dalla Valle served as the chair of the Wollongong 2022 Board that organised the September 2022 UCI Cycling Event[1] In February 2023, Dalla Valle was appointed the inaugural Chair of Hysata, an Australian electrolyser manufacturing company developing a 95% (41.5 kWh/kg) efficient electrolyser system targeting to deliver cost-competitive green hydrogen.