Frenos Raises $1.52M Seed Extension

Frenos, based in Fulton, Maryland, is an AI-native operational technology security startup that provides a simulated penetration testing platform for critical infrastructure. The company has raised $1.52 million in a seed extension round, bringing its total funding to $6.4 million.

Investors

The round was co-led by Momenta and Exposition Ventures, with participation from Riptide Ventures.

Frenos Use of Funds

The capital will be used to grow the customer success team, which supports a growing base of clients in critical infrastructure and defense, and to expand the company's AI research and development team.

About Frenos

Founded by Brian Proctor, Frenos operates the first fully simulated AI penetration testing platform. The company uses digital twin technology and an AI reasoning engine to allow OT cybersecurity teams to assess security posture and identify attack paths without impacting industrial operations.

Funding Details

Company Website: https://frenos.io

Company: Frenos
Raised: $1.52M
Round: Seed Extension
Funding Date: July 28, 2026
Lead Investor: Momenta, Exposition Ventures
Additional Investors: Riptide Ventures
Company Website: https://frenos.io/
Software Category: Cybersecurity
Source: https://www.businesswire.com/news/home/20260728993403/en/Frenos-Closes-%241.52-Million-to-Advance-OT-Securitys-First-AI-Powered-Simulated-Penetration-Testing-Platform