AUM: $13.5 Billion
CEO: Daniel Revers
HQ: Boston, MA

What Changed: ArcLight’s portfolio shifted slightly when the firm, alongside Blackstone, sold a portfolio of power plants, including the Gavin coal plant, in 2025. ArcLight still maintains a large downstream portfolio, with 32 gas-fired power plants and two coal plants.

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ArcLight Capital Partners

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ArcLight Capital Partners

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