Cloud security, San Jose

Zscaler

San Jose · Founded 2007

Quick read

Zscaler, a publicly traded cloud security company, was founded in 2007 and is headquartered in San Jose, California. It operates the world's largest cloud security platform, delivering Zero Trust network access to over 40% of Fortune 500 enterprises across more than 185 countries. The company reported ARR of $3.4B (up 25% YoY) in Q2 fiscal 2026 and has been actively expanding through acquisitions of SquareX, Red Canary, and Airgap.

Key facts

Founded
2007
Founders
Jay Chaudhry, K. Kailash
Employees
9739
Sectors
security, saas, ai
Website
zscaler.com

Mission

Zscaler's mission is to replace legacy network security appliances and VPNs with a cloud-native Zero Trust Exchange, connecting users directly to applications — not networks — to eliminate attack surfaces and reduce the blast radius of breaches.

Recent activity

  • Apr 2026press
    Zscaler won the 2026 Google Cloud Partner of the Year Award for Security in the Application Category. tracxn.com
  • Feb 2026product
    Zscaler announced the acquisition of browser security company SquareX for an undisclosed amount. en.wikipedia.org
  • Feb 2026leadership
    Vivek Ramachandran joined Zscaler, per the Cala skeleton (start date February 5, 2026). linkedin.com
  • Early 2026product
    Zscaler announced intent to acquire Airgap Networks to extend its Zero Trust SASE to LAN environments, covering IoT/OT devices and user endpoints on campus. linkedin.com
  • Early 2026leadership
    Jay Chaudhry welcomed Sunil Frida as Zscaler's new Chief Marketing Officer. linkedin.com
  • Early 2026product
    Zscaler, together with Airtel, launched the AI & Cyber Threat Research Center in India. linkedin.com
  • May 2025product
    Zscaler announced acquisition of Red Canary, a US-based Managed Detection and Response provider, for an undisclosed amount. en.wikipedia.org

Key people

Named individuals at the firm. We don't expose direct email or phone — use their LinkedIn for outreach.

  • Jay Chaudhry · CEO, Chairman & Founder
    Brief →LinkedIn
  • Eileen Naughton · Board / Senior Executive
  • Bill Welch · Employee
  • Vivek Ramachandran · Employee (joined Feb 2026)
  • Remo Canessa · CFO
  • Adam Geller · Chief Product Officer

Sources

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Frequently asked

What is Zscaler?+

Zscaler, a publicly traded cloud security company, was founded in 2007 and is headquartered in San Jose, California. It operates the world's largest cloud security platform, delivering Zero Trust network access to over 40% of Fortune 500 enterprises across more than 185 countries.

Where is Zscaler headquartered?+

Zscaler is headquartered in San Jose, United States.

When was Zscaler founded?+

Zscaler was founded in 2007 by Jay Chaudhry, K. Kailash.

What sectors does Zscaler operate in?+

Zscaler focuses on security, saas, ai. They primarily operate in these sectors.

Who is the CEO of Zscaler?+

Jay Chaudhry is the CEO of Zscaler.

How do I prepare for a meeting with Zscaler?+

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Generated by briefthecall.com from public web sources on May 27, 2026. Each claim is linked to its source above.