Bessemer Venture Partners

Activity from announced rounds

Activity in this selectionOct 23, 2026 · Cybersecurity · Jul 26, 2026

Bessemer Venture Partners has dedicated seed, early-stage and growth practices, investing across enterprise software, developer technology, fintech, healthcare and deep technology.

Its Roadmaps set out the investment team’s sector theses, giving founders a way to understand how Bessemer evaluates emerging markets before approaching a partner. Atlas publishes company-building research alongside those investment perspectives.

Portfolio resources include talent searches, candidate introductions and compensation benchmarks, as well as operating advisers, commercial connections and peer forums. The combination is relevant when a startup needs both a sector investor and help building its first executive or commercial organisation.

Sources
Rounds participated in
3
Confirmed lead rounds
1
2 roles undisclosed
New companies
2
First participation on record · 1 follow-on
Funding in participating rounds
$153M
2 disclosed · full round size, not this investor’s share

By stage

Series A1
Series B1
Undisclosed1

By primary sector

Cybersecurity3

By country

United States2
Israel1

Rounds

3 in this selection
Upwind Security

Upwind provides runtime-first cloud security for enterprise security teams.

~$300MFunding
Lead
Onyx Security

Secure AI control plane for the enterprise.

$113MSeries B
Role not disclosed
Act Security

Cloud security software that restricts effective access across identities, networks and AI workloads.

$40MSeries A
Role not disclosed