Halborn Raises $90M in Series A Funding

Steven Walbroehl and Rob Behnke
Steven Walbroehl and Rob Behnke

Halborn, a Miami, FL-based cybersecurity firm serving both traditional finance and blockchain-based clients, raised $90M in Series A funding.

The round was led by Summit Partners with participation from Castle Island, Digital Currency Group, Brevan Howard, Third Prime, Sky Vision Capital, and Fenwick. Matt Hamilton, a Managing Director at Summit Partners, has joined the Halborn Board of Directors.

The company intends to use the funds to expand its global team of offensive security engineers and build its Halborn Labs division, accelerating the pipeline of SaaS security products. 

Founded in 2019 by Steven Walbroehl and Rob Behnke, Halborn provides a suite of products and services designed to identify and close vulnerabilities in Web3 applications, operating across the software development lifecycle.

The company currently serves a diverse global client base spanning Layer 1 blockchains, infrastructure providers, financial institutions, and application and game developers. Customers include Solana Foundation, Avalanche, and Figment.

Halborn is growing rapidly and today employs more than 100 team members around the world.