Portnox, an Austin, Texas-based provider of cloud-native, zero-trust access control solutions, has secured $37.5 million in Series B funding, bringing its total raised to $59.5 million.
Investors
The round was led by Updata Partners, a technology-focused growth equity firm in Washington, D.C., that invests in B2B software and technology-driven businesses. With over $1.5 billion in committed capital, Updata Partners has invested in over 75 software companies and completed over 55 exits.
Portnox Use of Funds
The company will use the funds to accelerate product innovation, expand market reach, and provide resource-constrained security teams with accessible, enterprise-grade zero-trust security solutions.
About Portnox
Led by Denny LeCompte, PPortnox is a provider of cloud-native, zero-trust access control solutions designed to enhance network security for organizations of all sizes. Its flagship platform, Portnox Cloud, unifies passwordless authentication, access control, risk monitoring, and compliance enforcement for networks, applications, and infrastructures. It enables organizations to manage user and device access across various network environments. Founded in 2007, Portnox is headquartered in Austin, Texas, and with nearly 1,000 customers globally.
Funding Details
Company: Portnox Security LLC
Raised: $37.5M
Round: Series B
Funding Date: April 2025
Lead Investor: Updata Partners
Additional Investors:
Company Website: https://www.portnox.com/
Software Category: Network Security and Identity & Access Management
Source: https://www.portnox.com/blog/press-releases/portnox-secures-37-5-million-series-b-funding-to-revolutionize-zero-trust-security-with-unified-access-control/