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Energy Impact Partners | RoundOS

01 · Free data roomBuild, share and track important documents.

Data room analytics Document Analytics Pitch Deck Tracking Secure sharing Permissions NDA & agreements Watermarking Versions Branding

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02 · AI Fundraising CRMRun the work between investor meetings.

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See it workingOpen a live roomWalk a real RoundOS room.

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Deal rooms

Startups Venture capital M&A data room Investor relations

Beyond fundraising

Sales deals Board documents Due diligence Real estate

Fundraising

Fundraising hub Pre-seed Seed Series A

Learn

Blog Funding Customer stories Investor room template

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All alternatives Best free data rooms Best DocSend alternatives Digify alternative iDeals alternative

Free tools & templates

Calculators and fundraising tools. No signup.

SAFE, dilution, runway, pipeline coverage, investor fit.

Sign inExploreData Room AI Fundraising CRM Pricing Security Document Analytics Pitch Deck TrackingData Room featuresData room analytics Secure sharing Permissions NDA & agreements Watermarking Versions BrandingUse casesFundraising hub Startups Venture capital M&A data room Investor relations Sales deals Board documents Due diligence Real estate Pre-seed Seed Series AOperatorToday & next moves Follow-up Investor research Investor CRM Investor updates Imports & sourcesMoreCustomer stories All alternatives Best free data rooms Investor room template Free tools Blog Funding Integrations

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EI

Energy Impact Partners

Activity from announced rounds

Activity in this selection View all activity

Activity in this selectionOct 4, 2026 · Hardware · Jan 1, 2026

Rounds participated in: 2
Confirmed lead rounds: —
New companies: 2
Funding in participating rounds: $1B

By stage

Series A1

Series C+1

By primary sector

Climate tech2

By country

United States2

Rounds

2 in this selection

Aug 26

Develops aluminum-based fuel and electrochemical generator for clean firm power

$35MSeries A

Role not disclosed

Aug 3

Builds and deploys home batteries providing backup power and grid support

$1BSeries D

Role not disclosed

1–2 of 2

Most frequent co-investors

Addition1 shared Altimeter1 shared Andreessen Horowitz (a16z)1 shared CapitalG1 shared Coatue1 shared D1 Capital Partners1 shared Founders Fund1 shared John Doerr1 shared

RoundOS

A free data room for modern deals, with an AI operator that runs the fundraise.

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Data Room AI Fundraising CRM Pricing Security Document Analytics Pitch Deck Tracking

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Fundraising hub Pre-seed fundraising Seed fundraising Series A fundraising Fundraising follow-up Investor research Investor updates Integrations

04 · Use cases

Startup data room VC and LP data room M&A data room

JPMorganChase Strategic Investment Group

1 shared

Layer Global1 shared

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