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COLD START / catalog / c/xbowretrieved 2026-07-21T06:41 UTC · 27 sources read

XBOW

XBOW uses thousands of autonomous AI agents to continuously probe software for security vulnerabilities the way a human hacker would, replacing periodic manual penetration tests.

xbow.com · Seattle

CALL NO.CS·XBOW·26
StageSeries C extensionMay 2026 · led by Accenture Ventures[1][4][8]
Raised$272Mdisclosed rounds[2][7]
Headcount250sources disagree, see below[1][4][7]
Valuationnot publicly disclosedno source in ledger
Founded2024[1][7]
Money

Raised $272M across disclosed rounds.[2][7]

Series C extension closed May 2026, led by Accenture Ventures.[1][4][8]

post-money valuation is not publicly disclosed.

Named investors include Sequoia Capital, Nat Friedman, Altimeter Capital, DFJ Growth, Northzone, Sofina, Alkeon Capital, NFDG Ventures, Accenture Ventures, DNX Ventures, Liberty Global Tech Ventures, NVentures (NVIDIA), Samsung Ventures, SentinelOne S Ventures.[1][2][3][5][6]

People

Oege de Moor, Founder and CEO[1][5][24]

Nico Waisman, Chief Information Security Officer[1][5][9][24]

Niroshan Rajadurai, Chief Revenue Officer[1][5][9][24]

Jonaki Egenolf, Chief Marketing Officer[1][5][9][24]

Dean Breda, General Counsel[1][5][9][24]

Ramin Sayar, Board Member (DFJ Growth Venture Partner)[1][5][9][24]

Zach J., Director of Sales[1][5][9][24]

Headcount: sources disagree
250as of May 2026

XBOW, the unicorn with a Seattle mailbox, raises another $35M for its autonomous hacking platform – GeekWire · Jul 2026[1]

XBOW Raises $35M to Scale Autonomous Security | XBOW · Jul 2026[4]

XBOW · Jul 2026[7]

Signals
Jul 7 2026newsXBOW Achieves AWS Security Competency Status company claim, not independently confirmed[8]
Jun 21 2026newsXBOW Autonomous Offensive Security Platform | AI-Driven Pentesting with Real Exploit Validation company claim, not independently confirmed[7]
Jun 16 2026newsXBOW Named Winner in Fast Company's 2026 World Changing Ideas Awards company claim, not independently confirmed[8]
May 13 2026newsXBOW Joins AWS ISV Accelerate Program company claim, not independently confirmed[8]
May 6 2026fundingXBOW Secures Additional $35M Series C Extension from Strategic Investors company claim, not independently confirmed[4]
Mar 30 2026newsXBOW Public API: Automate AI-Driven Penetration Testing | XBOW company claim, not independently confirmed[27]
Comps

Pentera · pentera.io · Named as a competitor in the autonomous security testing space by TechFundingNews; same buyer (enterprise security teams) and same job to be done (automated penetration testing).[2]

Cobalt · cobalt.io · Named as a competitor in the autonomous security testing space by TechFundingNews; same buyer and same budget line for penetration testing.[2]

Risk

The customer proof is company-sourced only. No independent source in this ledger confirms it.[8]

Next question

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Sourcestracings · 27
[7]XBOW

Jul 2026 · xbow.com

company

Jul 2026 · linkedin.com

vendor

Jul 2026 · linkedin.com

vendor

Jul 2026 · linkedin.com

vendor

Jul 2026 · linkedin.com

vendor

Jul 2026 · linkedin.com

vendor

Jul 2026 · cyberflow.substack.com

reported

Jul 2026 · xbow.com

company

[24]GitHub

Jul 2026 · github.com

reported

Jul 2026 · linkedin.com

vendor

XBOW

CALL NO.CS·XBOW·26

XBOW uses thousands of autonomous AI agents to continuously probe software for security vulnerabilities the way a human hacker would, replacing periodic manual penetration tests.

xbow.com · Seattle

StageSeries C extension
Raised$272M
Headcount250
Valuationnot publicly disclosed
Founded2024
CompsPentera +1

Ask for one referenceable production customer.

Not a recommendation. The first thing this ledger cannot answer.