Fundraising Fox

Portnox

New York, US · Founded 2007 · 100 employees on LinkedIn · 2 known investors

Find your way into Portnox

516 people in our graph share verified history with the Portnox team — schools, employers, funds. One of them is your warm intro.

Alex Chachavaunlockedknows Ofer Amitai · together at YPO (overlapped)
×9knows the team · via YPO
×2knows the team · via The Open University of Israel

Portnox is a cloud-native enterprise platform that unifies zero trust access control, passwordless authentication, and policy enforcement across networks, applications, and infrastructure. The platform serves security leaders and CISOs managing complex, distributed IT environments to reduce breach risk and operational overhead.

Cloud ComputingCybersecurityEnterprise Software

Founders & leadership

Portnox was founded in 2007 by Ofer Amitai.

OAOfer Amitai
Ofer AmitaiinCo-founder & CEOOfer Amitai led Portnox from founding through acquisition as CEO, and previously held roles including Regional Director of Security at Microsoft, founder of a cybersecurity services firm, and security division manager at a leading services company. He began his career as a network engineer and established the IT security function in the Israeli Air Force.
IKIdan Kuperman
Idan KupermaninFounder
NANir Aran
Nir AraninFounder
BK
Ben Kapuler

Investors · 2

Updata Partners✓ verifiedWashington · $20M – $200M
Elsewhere Partnersreported · 2 sourcesAustin · $20M – $50M

Funding

SEC filings, press & company announcements

$37.5M disclosed across 1 of 2 rounds · 2022–2025

Source: company announcements and press reports — follow each round's link for the claim.

In the news

Portnox adds Microsoft Defender integration to police AI agent access - SiliconANGLEsiliconangle.com · Aug 2026This founder's company was breached by Iranian hackers. His new startup raised $11 million to stop it happening again.businessinsider.com · Mar 2026Portnox Raises $37.5M in Series B Funding, Transforming Zero-Trust Security with Unified Access Control - Database Trends and Applicationsdbta.com · Apr 2025Network Access Vendor Portnox Secures $37.5 Million Investment - SecurityWeeksecurityweek.com · Apr 2025Portnox Raises $37.5M in Series B Fundingfinsmes.com · Apr 2025Portnox raises $22 million to deploy cloud-native network security for mid-market organizations - Help Net Securityhelpnetsecurity.com · Jan 2022

Frequently asked questions

What does Portnox do?
Portnox is a cloud-native enterprise platform that unifies zero trust access control, passwordless authentication, and policy enforcement across networks, applications, and infrastructure. The platform serves security leaders and CISOs managing complex, distributed IT environments to reduce breach risk and operational overhead.
Who founded Portnox?
Portnox was founded by Ofer Amitai in 2007.
Who are Portnox's investors?
Portnox's investors include Updata Partners, Elsewhere Partners.
How much funding has Portnox raised?
Portnox has disclosed $37.5M raised across 1 of its 2 known rounds.
Where is Portnox headquartered?
Portnox is headquartered in New York, US.