Akaysha Energy Pty Ltd, the BlackRock Inc (<a href="https://www.nasdaq.com/market-activity/stocks/blk" target="_blank">NYSE:BLK</a>)-backed Aussie battery energy developer, has reached final investment decision (FID) on its 150-MW/300-MWh Ulinda Park battery energy storage system (BESS) project in Queensland, getting ready to launch construction next month.