Branch Energy
Distributed-energy software and battery systems that help commercial buildings lower electricity costs and maintain power during outages.
$33MSeries B
ParticipantZI
Zero Infinity Partners
zeroinfinitypartners.com ↗Activity from announced rounds
Activity in this selectionUnited States · Oct 14, 2026 · Sep 15, 2026
Zero Infinity Partners invests in technologies and businesses that improve foundational infrastructure.
Investment focus
Its stated sectors include energy, power, mobility, logistics, digital infrastructure, water, waste and biomanufacturing. The firm focuses on connecting new technologies with the operating requirements of existing physical systems.
Activity recorded by RoundOS
RoundOS records include Branch Energy’s distributed batteries, AGent Energy’s generator coordination, Halcyon’s energy-data software, Rebar’s contractor quoting tools and CloudForge’s metals sales and procurement platform. These examples span physical infrastructure and the software around it; the recorded set does not represent the firm’s entire portfolio.
Sources
- Rounds participated in
- 1
- Confirmed lead rounds
- 0 All roles disclosed
- New companies
- 1 First participation on record · 0 follow-on
- Funding in participating rounds
- $33M 1 disclosed · full round size, not this investor’s share