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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.

irregular.com · Tel Aviv

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[10]
Aug 7 2026newsThe Israeli startup testing the limits of OpenAI, Anthropic and Meta’s models | Ctech[15]
Sep 17 2025newsIntroducing Frontier AI Security company claim, not independently confirmed[13]
Sep 17 2025newsIrregular raises $80M to secure frontier AI models | TechCrunch[1]
Comps

No comparable company is named by any source in this ledger.

The section stays empty until one is.

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Sourcestracings · 16

Aug 2026 · irregular.com

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[4]org_enrichment

Aug 2026

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Aug 2026 · linkedin.com

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Aug 2026 · linkedin.com

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[10]About

Aug 2026 · irregular.com

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Aug 2026 · irregular.com

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Aug 2026 · irregular.com

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Aug 2026 · crunchbase.com

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Irregular

CALL NO.CS·IRREGULAR·26

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

irregular.com · Tel Aviv

StageSeries A
Raised$80M
Headcount37
Valuationnot publicly disclosed
Founded2023
Compsnone named by a source