Fundraising FoxManousos Investments
Venture capitalSan Francisco · 2 people tracked
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Fund manager profile
Manousos Investments is a venture fund manager based in San Francisco. SEC filings show 1 venture fund on record, most recently Manousos Investments Fund I, LP ($4.8M offering) filed November 2023.
Source: SEC EDGAR Form D filings. Firm website data not yet available.
Team · 2 people
from public directoriesWhat they invest in
from 1 of 3 portfolio companiesAI & Machine Learning ×1Cybersecurity ×1Defense Tech ×1Enterprise Software ×1SaaS ×1
HQs:United States×3
Investments · 3 tracked
founders shown can be your intro pathBy year:2026 · 12022 · 12 dated
AI-native platform for cybersecurity operations
Sacramento, US
James Patrick O'Brien(Executive Officer, Director)Bohdan Volyanyuk(Executive Officer, Director)in
Board seatElias Manousos· per SEC Form D · $6M raise · filed Apr 2026
Co-investorsMultiball CapitalShield Capital
Reality Defender develops an AI platform for detecting deepfakes and synthetic media, serving enterprise organizations to prevent fraud and impersonation.
AI & Machine LearningCybersecurityDefense TechEnterprise SoftwareSaaSNew York City, US
Ben Colman(Founder)inGaurav Bharaj(Founder)inAli Shahriyari(Founder)inLars Buttler(Founder)inMilos Fulton(Executive Officer)in
BoardAlexander Ross(Director)in
Co-investorsAmino CapitalArgon VenturesBantam GroupBooz Allen VenturesDCVC (Data Collective)Evolution VC Partners+21 more
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Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Atlas Labs, Inc.
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.
Portfolio news
latest coverage across their companies
Reality Defender · biometricupdate.com · Sep 11, 2026
Frequently asked questions
- Where is Manousos Investments located?
- Manousos Investments is headquartered in San Francisco, US.