COLD START / catalog / c/irregularretrieved 2026-08-18T00:50 UTC · 16 sources read

Irregular

Irregular is a frontier AI security lab that stress-tests advanced models for cyber misuse and builds defenses before deployment.

CALL NO.CS·IRREGULAR·26

StageSeries ASeptember 2025 · led by Sequoia Capital[1][5][6]

Raised$80Mdisclosed rounds[1][2][3]

Headcount37as of Jun 2026[3]

Valuationnot publicly disclosedno source in ledger

Founded2023[2][3]

Money

Raised $80M across disclosed rounds.[1][2][3]

Series A closed September 2025, led by Sequoia Capital.[1][5][6]

post-money valuation is not publicly disclosed.

Named investors include Sequoia Capital, Redpoint Ventures, Swish Ventures, Assaf Rappaport, Ofir Ehrlich.[1][2][5]

People

Dan Lahav, Co-Founder & CEO[2][8][9]

Omer Nevo, Co-Founder & CTO[2][8][9]

Ben Yagoni, Head of Technical Customer Success and Solutions[3]

Saar Tochner, Head of Engineering[3]

Sagit Drory, Head of Operations[3]

Signals

Aug 18 2026newsAbout - Irregular company claim, not independently confirmed

Sourcestracings · 16

Aug 2026 · techcrunch.com

reported

Aug 2026 · calcalistech.com

reported

Aug 2026 · irregular.com

company

[4]org_enrichment

Aug 2026

vendor

Aug 2026 · accessnewswire.com

reported

Irregular is a frontier AI security lab that stress-tests advanced models for cyber misuse and builds defenses before deployment.

StageSeries A

Raised$80M

Headcount37

Valuationnot publicly disclosed

Founded2023

Compsnone named by a source

Loading sourced facts.