List of Companies Using Fortinet
Prospecting companies using Fortinet? Here they are, biggest first, including ArianeGroup, Chicago Transit Authority and Noble Corporation. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
6.7K
$146M
$1B - $10B
6.7K
$2.6B
$1B - $10B
6.7K
$5.2B
$1B - $10B
6.6K
$1B - $10B
6.6K
$250M - $500M
6.6K
$561K
$50M - $100M
6.6K
$1B - $10B
6.6K
$1.4B
$1B - $10B
6.6K
$2.4B
$1B - $10B
6.6K
$50M - $100M
6.6K
$881M
$1B - $10B
6.6K
$18M
$500M - $1B
6.5K
$1.5B
$250M - $500M
6.5K
$100M - $250M
6.5K
$1B - $10B
6.5K
$1B - $10B
6.5K
$500M - $1B
6.5K
$1B - $10B
6.5K
$1B - $10B
6.5K
$1B - $10B
6.5K
$1B - $10B
6.5K
$10B+
6.5K
$2.2B
$1B - $10B
6.5K
$1B - $10B
6.5K
$2.1B
$1B - $10B
6.4K
$80M
$1B - $10B
6.4K
$382K
$100M - $250M
6.4K
$1B - $10B
6.4K
$13M
$1B - $10B
6.4K
$1B - $10B
6.4K
$1B - $10B
6.4K
$500M - $1B
6.4K
$1B - $10B
6.4K
$10M - $25M
6.4K
$1B - $10B
6.4K
$1B - $10B
6.4K
$1B - $10B
6.4K
$750M
$1B - $10B
6.4K
$50M - $100M
6.3K
$106M
$500M - $1B
6.3K
$1B - $10B
6.3K
$1B - $10B
6.3K
$250M - $500M
6.3K
$1B - $10B
6.3K
$1B - $10B
6.3K
$531M
$1B - $10B
6.3K
$1B - $10B
6.3K
$49M
$50M - $100M
6.3K
$500M - $1B
6.3K
$100M - $250M
6.3K
$1B - $10B
6.3K
$1.2B
$1B - $10B
6.3K
$6.4B
$1B - $10B
6.3K
$1.5M
$1B - $10B
6.2K
$1B - $10B
6.2K
$500M - $1B
6.2K
$1B - $10B
6.2K
$1B - $10B
6.2K
$1B - $10B
6.2K
$30M
$1B - $10B
6.2K
$1B - $10B
6.2K
$1B - $10B
6.2K
$1B - $10B
6.2K
$500M - $1B
6.2K
$1B - $10B
6.2K
$1B - $10B
6.2K
$10B+
6.2K
$1B - $10B
6.2K
$1.2B
$500M - $1B
6.2K
$25M - $50M
6.1K
$1B - $10B
6.1K
$100M - $250M
6.1K
$10B
$1B - $10B
6.1K
$1.9B
$1B - $10B
6.1K
$10M - $25M
6.1K
$1.3B
$250M - $500M
6.1K
$1B - $10B
6.1K
$100M - $250M
6.1K
$2.8B
$1B - $10B
6.1K
$10B+
6.1K
$1B - $10B
6.1K
$1B - $10B
6.1K
$427M
$250M - $500M
6.1K
$100M - $250M
6.1K
$1B - $10B
6.1K
$500M - $1B
6.1K
$32M
$25M - $50M
6.1K
$1B - $10B
6K
$601M
$500M - $1B
6K
$4.6B
$1B - $10B
6K
$500M - $1B
6K
$1B - $10B
6K
$500M - $1B
6K
$1B - $10B
6K
$10M - $25M
6K
$250M - $500M
6K
$1B - $10B
6K
$12M
$250M - $500M
6K
$1B - $10B
6K
About companies using Fortinet
Why target companies using Fortinet?
Fortinet is a Security, identity & compliance technology. Companies running these tools already spend on identity, endpoint, email and consent security, which makes them mature buyers in the category. Companies on the list include ArianeGroup, Chicago Transit Authority and Noble Corporation.
Which industries use Fortinet the most?
Among companies using Fortinet on LeadIQ, the most common industries are IT Services and IT Consulting, Software Development, Financial Services, Telecommunications, Hospitals and Health Care and Higher Education. Narrow your list to the industry you sell into from there.
Where are companies using Fortinet located?
Companies using Fortinet are most often headquartered in the United States, the United Kingdom, France, Canada, Germany and Australia.
What other Security, identity & compliance technologies do companies use?
Prospecting the wider Security, identity & compliance space? Related technologies with their own company lists include Microsoft Active Directory, Cisco, Microsoft Entra ID and CookieYes.
How do I reach decision makers at companies using Fortinet?
Open a company to see its employee directory and email format, then use LeadIQ to get verified work emails and phone numbers for the people you want to reach and push them straight to your CRM or sequencer.
Insights based on LeadIQ data refreshed in September 2026.
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Top companies by employee count
Top companies in United States by employee countTop companies in United Kingdom by employee countTop companies in Canada by employee countTop companies in Germany by employee countTop companies in France by employee countTop companies in Australia by employee countTop companies in Netherlands by employee countTop companies in India by employee countTop companies in Spain by employee countTop companies in Switzerland by employee countTop companies in Sweden by employee countTop companies in Italy by employee countTop companies in Denmark by employee countTop companies in Brazil by employee countTop companies in Ireland by employee count
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