Quiet Capital

Activity from announced rounds

Activity in this selectionOct 29, 2026 · Enterprise software · Aug 1, 2026

Quiet Capital is the venture firm named by RWX and Thatch in their financing announcements.

Recorded funding activity

RWX supplies cloud environments for testing agent-developed software. Thatch manages employee-directed health benefits, while Polyphron develops micro-tissue models for drug research. The company histories preserve these distinct applications.

Sources
Rounds participated in
2
Confirmed lead rounds
0
1 roles undisclosed
New companies
2
First participation on record · 0 follow-on
Funding in participating rounds
$46M
2 disclosed · full round size, not this investor’s share

By stage

Series A2

By primary sector

Developer tools1
Enterprise software1

By country

United States2

Rounds

2 in this selection
Mach9

AI CAD software that turns laser scans and imagery into engineering drawings for infrastructure projects.

$34MSeries A
Participant
RWX

Dev cloud platform for validating and testing AI-driven software engineering

$12MSeries A
Role not disclosed