Primary Venture Partners

Activity from announced rounds

Activity in this selectionEnterprise software

Primary Venture Partners is the investment firm named by Windmill and as seed lead by Zero’s founder.

Recorded funding activity

Zero develops customer-management tools for startup revenue teams. Other activity includes Inspiren’s care-coordination systems and Etched’s inference hardware. The firm history preserves these separate company events.

Sources
Rounds participated in
7
Confirmed lead rounds
1
6 roles undisclosed
New companies
7
First participation on record · 0 follow-on
Funding in participating rounds
$458.8M
7 disclosed · full round size, not this investor’s share

By stage

Seed4
Series A2
Series C+1

By primary sector

Enterprise software3
Fintech2
Defense tech1
Developer tools1

By country

United States6
Finland1

Rounds

7 in this selection
Zero

Zero is an AI-native customer relationship platform that helps startup revenue teams find leads, manage deals and grow accounts.

$10.3MSeed
Lead
Windmill

Builds AI-native HR tools, specifically a context graph for workforce management

$12MSeed
Role not disclosed
Fuse

Develops AI-native loan origination system for lenders

$25MSeries A
Role not disclosed
Multitude Insights

Provides a secure AI-powered intelligence sharing platform for law enforcement to distribute and analyze bulletins

$10MSeries A
Role not disclosed
Vestwell

Provides infrastructure platform powering America's modern savings economy

$385MSeries E
Role not disclosed
Pelgo

AI-powered career transition agent providing job placement and reskilling services

$5.5MSeed
Role not disclosed
Haiqu

Builds software to optimise quantum hardware

$11MSeed
Role not disclosed