Decibel

VC firm · Menlo Park, CA

Verified active in the last 12 monthsSEC-registered adviser

Venture firm based in Menlo Park, CA. Most recent fund on file: Decibel Partners III, LP ($317M offering), filed Apr 2026.

“Decibel is an early-stage venture capital firm. We invest in essential infrastructure software used by developers, data engineers, and cybersecurity teams.” (from the firm’s website)

Stages: Seed
Typical check (est.): $3.17M–$9.5M
Latest fund: $317M · Apr 2026
Last verified activity: Dec 2025

Focus

CybersecurityAI & MLDeveloper Tools

Funds and vehicles on SEC file

Decibel Partners III, LP
Fund · $317M offering
Apr 2026
Decibel Investments I, LP
Fund · $21M offering
Dec 2025
Decibel Partners II Affiliates, LP
Fund · $14.7M offering
Jan 2024
Decibel Partners II, LP
Fund · $283M offering
Jan 2024

Sources

SEC Form D: Decibel Partners III, LPApr 2, 2026
SEC Form D: Decibel Investments I, LPDec 5, 2025
SEC Form D: Decibel Partners II Affiliates, LPJan 3, 2024
SEC Form D: Decibel Partners II, LPJan 3, 2024
SEC adviser record: Decibel Partners, LLCMar 23, 2026
Firm websiteOct 12, 2026

Profile last verified Oct 12, 2026. Is this you? Correct or remove this profile.