Third Sphere

Activity from announced rounds

All recorded activity
Rounds participated in
2
Confirmed lead rounds
—
2 roles undisclosed
New companies
2
First participation on record · 0 follow-on
Funding in participating rounds
$30M
2 disclosed · full round size, not this investor’s share

By stage

Seed1
Series A1

By primary sector

Climate tech1
Industrial tech1

By country

United Kingdom1
United States1

Rounds

2 in all activity
Sonic Fire Tech

Develops infrasound-based fire suppression technology inspired by aerospace research

$15MSeed
Role not disclosed
Shellworks

Develops bio-based plastic alternative materials for packaging and consumer goods

$15MSeries A
Role not disclosed