Guillermo Rauch

Activity from announced rounds

Activity in this selectionOct 22, 2026 · Jul 25, 2026
Rounds participated in
5
Confirmed lead rounds
0
All roles disclosed
New companies
5
First participation on record · 0 follow-on
Funding in participating rounds
$50.4M
3 disclosed · full round size, not this investor’s share

By stage

Undisclosed2
Pre-seed1
Seed1
Series B1

By primary sector

Fintech2
AI1
Consumer1
Developer tools1

By country

United States2
1
Argentina1
Poland1

Rounds

5 in this selection
Rebill

Payment infrastructure that helps businesses accept local payment methods and manage money across the Americas.

$5.4MPre-Series A
Participant
Conway Research

Conway Research develops on-device personal AI, including the Underdog assistant and Husky inference engine.

UndisclosedFirst financing
Participant
TesterArmy

AI agents that automate software testing and help teams improve application quality.

€1MPre-Seed
Participant
Ambrook

Accounting and payments software for farms, ranches, contractors and other businesses in the physical economy.

$30MSeries B
Participant