Blue Current, a leader in safe, high-performance silicon solid-state batteries, announced a more than $80 million Series D extension funding round. The round is anchored by Amazon.com, with participation from Koch Disruptive Technologies, Piedmont Capital, Rusheen Capital Partners, and Allen & Company. The fundraise accelerates the commercialization phase of Blue Current's silicon composite battery platform, delivering best-in-class safety and performance for the mobility and stationary storage sectors.