Zscaler

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

• Jun 2026product
  Zscaler expanded its Project AI-Guardian initiative at Zenith Live 2026 in Las Vegas to include system integrator partners Cognizant, EY, HCLTech, Infosys, TCS, and Wipro. Separately, CEO Jay Chaudhry confirmed Zscaler is one of only two pure-play cybersecurity vendors participating in both Anthropic's Project Glasswing and OpenAI's Trusted Access for Cyber vulnerability-discovery programs. investing.com
• May 2026press
  Zscaler reported Q3 FY2026 results (quarter ended April 30, 2026): revenue of $850.48M beat forecasts, EPS of $1.08 beat estimates by 6.93%, and deferred revenue grew 25% YoY to $2.48B. The company announced intent to acquire Symmetry Systems to combine its Zero Trust Exchange with Symmetry's access graph technology for governing AI agent communication. Free cash flow margin guidance was cut to 22.8–23.3% from 26.5–27%, citing higher-than-expected Q4 capex, sending shares down 21% in premarket trading. ir.zscaler.com
• May 2026investment
  Zscaler announced intent to acquire Symmetry Systems, whose access graph technology will extend the Zero Trust Exchange platform to govern AI agent communication at scale. stocktitan.net
• Apr 2026press
  Zscaler won the 2026 Google Cloud Partner of the Year Award for Security in the Application category. ir.zscaler.com
• Feb 2026product
  Zscaler and Bharti Airtel jointly launched the AI & Cyber Threat Research Center in India, based in New Delhi, to advance cyber resilience and AI security research. zscaler.com
• Feb 2026press
  Zscaler published its 2026 AI Threat Report, flagging a 91% year-over-year surge in AI activity and a growing oversight gap for enterprises. ir.zscaler.com
• 2026leadership
  Jay Chaudhry announced two senior hires on LinkedIn: Sunil Frida joined as Chief Marketing Officer, and Swamy Kocherlakota joined as Executive Vice President of Agentic AI Security. linkedin.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

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

• Zscaler - Wikipedia
• Zscaler | LinkedIn
• Jay Chaudhry - CEO, Chairman & Founder at Zscaler | LinkedIn
• Zscaler - 2026 Company Profile | Tracxn
• Bharathi Korlepara - Zscaler | LinkedIn
• https://www.investing.com/news/company-news/zscaler-expands-ai-security-initiative-with-tech-partners-93CH-4733515
• https://ir.zscaler.com/news-releases/news-release-details/zscaler-announces-strong-third-quarter-fiscal-2026-results
• https://www.stocktitan.net/news/ZS/zscaler-announces-strong-third-quarter-fiscal-2026-3kdfhah0yv3p.html
• https://www.zscaler.com/press/zscaler-together-bharti-airtel-announce-launch-ai-cyber-threat-research-center-advance-cyber
• https://ir.zscaler.com/news-events/press-releases

Other companies in United States

• OpenAI · AI lab, San Francisco·
• Anthropic · AI safety lab, San Francisco·
• Stripe · Payments infrastructure, San Francisco·
• Microsoft · Big tech, Redmond·
• NVIDIA · AI hardware, Santa Clara·
• Databricks · Data + AI platform, San Francisco

Frequently asked