Lowercarbon Capital

Activity from announced rounds

Activity in this selectionOct 24, 2026 · Defense tech · Jan 1, 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.

Sources
Rounds participated in
2
Confirmed lead rounds
—
2 roles undisclosed
New companies
2
First participation on record · 0 follow-on
Funding in participating rounds
$115M
2 disclosed · full round size, not this investor’s share

By stage

Series B1
Series C+1

By primary sector

Climate tech1
Mobility1

By country

United States2

Rounds

2 in this selection
Senra Systems

Software-driven manufacturing company modernizing wire harness production

$65MSeries B
Role not disclosed
Arc Boat Company

Arc Boat Company builds electric recreational boats and propulsion systems for commercial vessels.

$50MSeries C
Role not disclosed