Fifth Wall

Activity from announced rounds

Activity in this selectionOct 19, 2026 · Sep 20, 2026

Fifth Wall is the venture manager whose official portfolio identifies Higgsfield and Kastle AI.

Recorded funding activity

Kastle develops agents for lending and loan-servicing work. Higgsfield creates AI images and video, while Antares builds custom AI systems for real-estate owners and operators. The Kastle software company is distinct from similarly named security-hardware businesses.

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
$19M
1 disclosed · full round size, not this investor’s share

By stage

Series B1

By primary sector

Climate tech1

By country

United States1

Rounds

1 in this selection
Mojave Energy Systems

Mojave Energy Systems makes commercial HVAC equipment that controls humidity independently from air temperature.

$19MSeries B
Participant