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Act Security

4 known investors

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Act builds a security platform that eliminates accumulated access sprawl—excessive permissions, unmanaged identities, and unintended network paths—across cloud environments and prevents it from re-emerging as those environments change. It targets security teams contending with access-based attack surfaces in the AI era, with founders whose background spans healthcare and critical infrastructure security.

Founders & leadership

IF
Ilai FallachFounder
IK
Itay KirshenbaumFounder
JL
Jonathan LangerFounder
SG
Stephan GoldbergFounder

Investors · 4

Funding

SEC filings, press & company announcements

$60M disclosed across 1 round · 2026

Source: company announcements and press reports — follow each round's link for the claim.

In the news

Frequently asked questions

What does Act Security do?
Act builds a security platform that eliminates accumulated access sprawl—excessive permissions, unmanaged identities, and unintended network paths—across cloud environments and prevents it from re-emerging as those environments change. It targets security teams contending with access-based attack surfaces in the AI era, with founders whose background spans healthcare and critical infrastructure security.
Who are Act Security's investors?
Act Security's investors include Bessemer Venture Partners, Claltech, Hetz Ventures, Notable Capital.
How much funding has Act Security raised?
Act Security has disclosed $60M raised across 1 round.