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Sounil Yu

Investor

Investor at Inner Loop Capital · Venture Advisor at YL Ventures · Advisor at Strategic Cyber Ventures

Virginia

Writes $5K – $50K checks · typically $25K

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Ask Marcos Osório to introduce you to Sounil

You →Marcos · together at Knostic (2025–2026) →Sounil

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You →Jamie · together at Greynoise →Sounil

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You →Sam · 4 people · together at Strategic Cyber Ventures →Sounil

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About

Strategic Advisor to Inner Loop Capital; former Chief Security Scientist at Bank of America.

Experience

  1. KnosticChief AI Officercurrent2023 — presentWashington, District of Columbia, United States
  2. The Cyber ABMember Board of Directorscurrent2026 — present
  3. Cyber Defense MatrixBook Authorcurrent2019 — presentWashington D.C. Metro Area
  4. IANSFacultycurrent2019 — present
  5. National Security Institute - George Mason University - Antonin Scalia Law SchoolFellowcurrent2019 — presentWashington D.C. Metro Area
  6. Team8Villagercurrent2022 — present
  7. YL VenturesVenture Advisorcurrent2019 — present
  8. YL VenturesCISO-in-Residence2020 — 2021
  9. Valence SecurityInvestorcurrent2021 — present
  10. RealCISO.ioAdvisorcurrent2020 — present
  11. Sublime SecurityInvestorcurrent2020 — present
  12. GreyNoise IntelligenceInvestorcurrent2020 — present
  13. Strategic Cyber VenturesAdvisorcurrent2020 — presentWashington, District of Columbia, United States
  14. Permiso SecurityAdvisorcurrent2020 — presentWashington, District of Columbia, United States
  15. Grip SecurityInvestorcurrent2021 — present
  16. enso.securityInvestor2020 — 2023
  17. JupiterOneChief Information Security Officer2021 — 2023Washington, District of Columbia, United States
  18. SCVXNon Executive Board Member2019 — 2022
  19. build.securityInvestor2020 — 2021
  20. Bank of AmericaChief Security Scientist2012 — 2019Washington D.C. Metro Area
  21. George Mason University - School of BusinessAdjunct Professor2017 — 2018Fairfax, VA
  22. Booz Allen HamiltonSenior Associate1996 — 2012
  23. KPMGNetwork and Systems Engineer1993 — 1996
  24. Duke UniversitySystem Administrator1991 — 1993Raleigh-Durham, North Carolina Area

Skills & more

Artificial Intelligence (AI)1Network Security65Security77Software Development26Penetration Testing31Automation10Information Security57Innovation Management9Computer Forensics3Program Management9Networking28Cloud Computing9
+12 moreInformation Security ManagementIT StrategyEnterprise ArchitectureCISSPAnalyticsIntegrationManagement ConsultingVulnerability AssessmentStrategyPerlPythonUnix
  • GIAC Certified Penetration Tester (GPEN) — SANS Institute
  • GIAC Certified Forensics Analyst (GCFA) — SANS Institute
  • Certified Information Systems Security Professional (CISSP) — ISC2

From Sounil's professional profile.

Investments

Per curated public sources.

Colleagues at Inner Loop Capital

Bill Karpovich
Investor at Inner Loop Capital
Bill Murphy
Venture Partner at LegalTech
Brendan O'Connor
Investor at Inner Loop Capital
Bryson Bort
Investor at Inner Loop Capital
Chris Petersen
Investor at Inner Loop Capital
Coleman Miller
General Partner at Inner Loop Capital
Dave Merkel
Investor at Inner Loop Capital
Gerhard Eschelbeck
Investor at Inner Loop Capital

Network1

Adam SchwenkerScout
Vice President at Qualcomm Ventures

Investors connected to Sounil in public investor directories — a warm-intro map.

Frequently asked questions

Who is Sounil Yu?
Strategic Advisor to Inner Loop Capital; former Chief Security Scientist at Bank of America.
Where does Sounil Yu work?
Sounil Yu is at Inner Loop Capital.
What check size does Sounil Yu write?
Sounil Yu typically writes checks of $5K – $50K.
What companies has Sounil Yu invested in?
Investments tracked here include Feroot Security.
Where did Sounil Yu go to school?
Sounil Yu studied at Duke University (B.S., Electrical Engineering); Virginia Tech (M.S., Electrical Engineering).

Same school

Shared employers

Also worked at George Mason University - School of Business1

Kevin SinghChief Strategy Officer at Unanet