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Cybersecurity

Socket Security

Socket Security Raises $40M Series B to Transform Cybersecurity

$40M Series B
Total Raised
Series
Latest Round
2021
Founded
50-100
Employees
San Francisco, CA
Updated October 4, 2025
2 min read

Quick Facts

Valuation
$400M
Latest Round Size
$40M Series B
Latest Round Date
October 2025

Socket Security Raises $40M Series B in Latest Funding Round

Socket Security has successfully closed a $40M Series B funding round, marking a significant milestone in the company's growth trajectory. The round was led by Andreessen Horowitz, with participation from Accel.

Company Overview

Founded in 2021 and headquartered in San Francisco, CA, Socket Security has established itself as a leader in the cybersecurity space. Developer security platform protecting software supply chains from malicious dependencies

With a current valuation of $400M, the company has demonstrated strong market traction and investor confidence. The organization currently employs 50-100 people and continues to scale its operations.

Investment Details

Funding Round Highlights

  • Amount Raised: $40M Series B
  • Valuation: $400M
  • Lead Investor: Andreessen Horowitz
  • Round Type: Series

Key Investors

The funding round saw participation from several notable investors:

  • Andreessen Horowitz: Leading venture capital firm backing transformative technology companies
  • Accel: Venture capital firm that has backed companies like Facebook, Spotify, and Slack

Market Context

The Cybersecurity sector continues to attract significant investor interest, with companies focusing on automation, AI integration, and operational efficiency seeing particularly strong funding activity. This investment reflects the growing demand for innovative solutions in this space.

Growth Strategy

With this latest funding, Socket Security plans to:

  • Accelerate product development and innovation
  • Expand market reach and customer acquisition
  • Scale engineering and go-to-market teams
  • Strengthen competitive positioning in the cybersecurity market

Industry Impact

Socket Security's funding round represents the continued evolution of the cybersecurity industry, where technology-driven solutions are becoming increasingly critical for business success. The company's approach to protecting organizations from evolving digital threats positions it well for future growth.

Future Outlook

As Socket Security moves forward with its expanded funding, the company is well-positioned to capitalize on market opportunities and drive innovation in the cybersecurity space. Industry experts expect continued growth and potential for additional strategic partnerships.

The investment validates the company's business model and growth potential, setting the stage for the next phase of expansion and market leadership.

Key Investors

Andreessen Horowitz
Venture Capital
Leading venture capital firm backing transformative technology companies
Accel
Venture Capital
Venture capital firm that has backed companies like Facebook, Spotify, and Slack

Topics

CA(1700)Venture Capital(911)Technology(815)Startup Funding(564)Series(545)Cybersecurity(452)Investment(403)

About the Author

Michael Torres
Michael Torres
Former startup founder turned investment analyst, focusing on early-stage technology and consumer companies.

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