“A division of General Electric, GE Renewable Energy, has signed an agreement with Australia-based consortium BE Power to co-develop the 400 MW Big T pumped-hydro storage project at Cressbrook Dam, near Toowoomba, Queensland.”
https://www.pv-magazine.com/2021/01/07/general-electric-to-build-400-mw-pumped-hydro-storage-project-in-australia/