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US distributed energy storage updates from Base Power and Sunrun

US retail giant Walmart has made a strategic investment in home battery storage firm Base Power, while Sunrun has doubled the size of its home battery VPP in Puerto Rico.

KEY TAKEAWAYS
  • Single source so far: Energy-Storage.news.
  • Base Power: HQ US.
  • Previously: $1 billion Series D (Aug 2026).
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