Fortinet vs Palo Alto Networks: Founders, CEOs and History
Fortinet was founded in 2000 by Ken Xie, Michael Xie and is led by Ken Xie. Palo Alto Networks was founded in 2005 by Nir Zuk and is led by Nikesh Arora.
Company facts
Fortinet
- Founded
- 2000
- Headquarters
- Sunnyvale, California
- Current CEO
- Ken Xie
- Employees
- 15,109
Palo Alto Networks
- Founded
- 2005
- Headquarters
- Santa Clara, California, United States
- Current CEO
- Nikesh Arora
- Employees
- 16,068
Founders
Fortinet
Ken Xie
Ken Xie co-founded Fortinet in 2000 with his brother Michael and has led it as Chairman and CEO since. Before Fortinet he co-founded NetScreen Technologies, a hardware-accelerated firewall company that Juniper Networks acquired in 2004 for about $4 billion.
Michael Xie
Michael Xie co-founded Fortinet with his brother Ken Xie in 2000 and serves as President and Chief Technology Officer. He oversees engineering, including the FortiOS operating system and the FortiASIC processors that accelerate FortiGate firewalls.
Palo Alto Networks
Nir Zuk
Nir Zuk is the Israeli-American engineer who founded Palo Alto Networks in 2005 and has served as its chief technology officer.
CEOs and their tenures
Fortinet
- Christiane Ohlgart
Chief Financial Officer
Leads finance and accounting as CFO and principal financial and accounting officer.
Source - Ken Xie2000–present
Founder, Chairman and Chief Executive Officer
Xie is widely recognized as one of the most successful and enduring pioneers of the modern cybersecurity industry.
Source - Michael Xie2000–present
Co-Founder, President and Chief Technology Officer
Co-founded Fortinet with his brother Ken Xie in 2000 and has served as President and CTO, directing engineering and the custom silicon that differentiates FortiGate.
Source
Palo Alto Networks
- Mark McLaughlin2011–2018
Chairman and Chief Executive Officer
Became vice chairman when Nikesh Arora took over on June 6, 2018.
Source - Nikesh Arora2018–present
Chairman and Chief Executive Officer
Since 2018, Arora has led more than a dozen acquisitions, moved the revenue mix toward subscriptions, launched the 2024 platformization strategy and closed the $25 billion CyberArk deal.
Source - Dipak Golechha2021–present
Chief Financial Officer
Oversees financial guidance including the target of a 40% adjusted free cash flow margin in fiscal 2028.
Source
Timeline: Fortinet and Palo Alto Networks side by side
2000Fortinet
Fortinet Founded
Ken Xie and Michael Xie founded Fortinet to build high-performance network security products.
2002Fortinet
FortiGate Launch
The FortiGate appliance family established Fortinet's firewall-led product identity.
2005Palo Alto Networks
Palo Alto Networks Founded by Nir Zuk
Nir Zuk incorporates Palo Alto Networks in Santa Clara, California, developing application-aware network security architectures.
2007Palo Alto Networks
First Next-Generation Firewall (PA-4000 Series) Released
Palo Alto Networks ships the industry's first commercial Next-Generation Firewall, providing deep packet inspection and application identification via App-ID.
2009Fortinet
IPO
Fortinet went public, giving the company access to capital for global enterprise expansion.
2012Palo Alto Networks
Initial Public Offering on the NYSE
Palo Alto Networks lists on the NYSE under ticker PANW at $42 per share, raising about $260 million. It later moved its listing to Nasdaq in 2021.
2018Palo Alto Networks
Nikesh Arora Appointed CEO
Former Google and SoftBank executive Nikesh Arora assumes leadership as CEO, initiating an aggressive multi-billion-dollar cloud security acquisition wave.
2019Fortinet
Security Fabric Expansion
Fortinet broadened from firewalls into integrated secure networking, endpoint, cloud, and operations products.
2019Palo Alto Networks
Prisma Cloud and Cortex Suites Launched
The company unifies its cloud security and AI-driven security operations center (SOC) capabilities into Prisma Cloud and Cortex platforms alongside Strata firewalls.
2024Fortinet
Lacework and Next DLP Acquisitions
Fortinet bought cloud-security firm Lacework and data-loss-prevention vendor Next DLP.
2024Palo Alto Networks
Enterprise 'Platformization' Acceleration
In February 2024 the company cut guidance to fund platformization incentives, offering customers free periods to consolidate onto its platforms; the stock fell about 28% the next day.
2025Fortinet
Service Revenue Reaches Two-Thirds of Sales
FY2025 service revenue reached $4.5812B, or 67 percent of total revenue.
2025Palo Alto Networks
Fiscal 2025 revenue of $9.22 billion
Revenue grew 15% to $9.22 billion with GAAP net income of $1.13 billion; in July 2025 the company agreed to buy CyberArk.
2026Fortinet
Refresh-Driven Acceleration
Q2 2026 revenue rose 26% to $2.05B and 2026 revenue guidance was raised to $8.02-$8.18B.
2026Palo Alto Networks
CyberArk and Chronosphere acquisitions close
Palo Alto completed the $3.35 billion Chronosphere deal in January 2026 and the roughly $25 billion CyberArk deal in February 2026, adding observability and identity security.
2026Palo Alto Networks
Fiscal 2026 revenue of $11.48 billion
Revenue rose 24.5% to $11.48 billion and NGS ARR rose 63% to $9.10 billion for the year ended July 31, 2026.
Acquisitions
Fortinet
- Everest2025Undisclosed
- Lacework2024Undisclosed
- Next DLP2024Undisclosed
- ShieldX2021Undisclosed
- Sken.Ai2021Undisclosed
- OPAQ Networks2020Undisclosed
Palo Alto Networks
- CyberArk2026$25B
- Chronosphere2026$3.4B
- Talon Cyber Security2023$625M
- Dig Security2023$400M
- Bridgecrew2021$156M
Questions about Fortinet vs Palo Alto Networks
Who is the CEO of Fortinet, Inc. and Palo Alto Networks, Inc.?
Fortinet, Inc. is led by Ken Xie and Palo Alto Networks, Inc. is led by Nikesh Arora. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.
When was Fortinet, Inc. founded vs Palo Alto Networks, Inc.?
Fortinet, Inc. was founded in 2000 — 5 years before Palo Alto Networks, Inc., which was founded in 2005. Fortinet, Inc.'s longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger Palo Alto Networks, Inc..
How many employees does Fortinet, Inc. have compared to Palo Alto Networks, Inc.?
Fortinet, Inc. employs approximately 15,109 people, while Palo Alto Networks, Inc. employs approximately 16,068. Palo Alto Networks, Inc. has the larger workforce at 16,068 employees, compared to Fortinet, Inc.'s 15,109. A higher headcount does not necessarily imply greater efficiency — it often reflects differences in business model (e.g., manufacturing vs. software).
Where are Fortinet, Inc. and Palo Alto Networks, Inc. headquartered?
Both Fortinet, Inc. and Palo Alto Networks, Inc. are headquartered in United States, meaning they operate under the same primary regulatory and tax environment.
Who founded Fortinet, Inc. and Palo Alto Networks, Inc.?
Fortinet, Inc. was founded by Ken Xie, Michael Xie. Palo Alto Networks, Inc. was founded by Nir Zuk.
Which company has a longer operating history — Fortinet, Inc. or Palo Alto Networks, Inc.?
Fortinet, Inc. has been operating for approximately 26 years, making it the more established of the two companies. Palo Alto Networks, Inc. has been in operation for around 21 years. A longer operating history often signals greater institutional resilience and brand recognition, though it can also mean slower adaptation to new market conditions.
Figures come from each company's filings and the sources linked beside them. Amounts reported in another currency are shown in US dollars at an approximate rate and marked with ~. Back to the Fortinet vs Palo Alto Networks overview