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52 curated VPPs, demand response programs, DER aggregators, and watchlist profiles across U.S. power markets.
Public beta: capacity, status, territory, and market claims now show separate evidence outcomes. Capacity figures carry an explicit basis and are only ranked within like-for-like groups.
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Stem PowerTrack Optimizer
Operates networked behind-the-meter battery fleets with Stem's PowerTrack Optimizer, the rebranded platform formerly known as Athena.
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Sunnova Adaptive Home
Aggregates Sunnova-installed home solar + storage systems, with program continuity requiring review after Sunnova's 2025 bankruptcy process.
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sonnen VPP
Aggregates sonnenBatterie systems across UT, CA, and HI into developer-scale and utility VPPs.
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Hawaiian Electric BYOD Plus
Hawaiian Electric's BYOD Plus program replaced Battery Bonus for new battery participants.
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Swell Energy
Former residential solar + storage VPP operator; Hawaiian Electric reported the Home Battery Rewards program was no longer supported after Swell closed.
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