Rainmaker
Rainmaker develops cloud-seeding technology and atmospheric research tools to increase freshwater supply.
$100MSeries B
ParticipantLC
Lowercarbon Capital
Activity from announced rounds
Activity in this selectionOct 18, 2026 · Sep 19, 2026
Lowercarbon Capital is the investment firm whose official materials identify Antora and Emerald AI.
Recorded funding activity
Antora stores electricity as industrial heat. Emerald coordinates computing demand with grid conditions, while Rune deploys modular GPU clusters at renewable-energy sites. These companies address different links between energy supply and computing demand.
- 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
- $100M 1 disclosed · full round size, not this investor’s share