Greylock Partners

Activity from announced rounds

Activity in this selectionSeries C+
Rounds participated in
3
Confirmed lead rounds
0
2 roles undisclosed
New companies
3
First participation on record · 0 follow-on
Funding in participating rounds
$505M
3 disclosed · full round size, not this investor’s share

By stage

Series C+3

By primary sector

Cybersecurity2
AI1

By country

United States3

Rounds

3 in this selection
Snorkel AI

Snorkel AI helps enterprises build expert-curated training data and benchmarks for advanced AI models and agents.

$350MSeries E
Participant
Obsidian Security

Secures non-human identities and AI agents operating in third-party applications

$85MSeries D
Role not disclosed
Censys

Provides Internet intelligence and insights for security operations and exposure management

$70MSeries D
Role not disclosed