List of Companies Using OpenAI
Prospecting companies using OpenAI? Here they are, biggest first, including Gallagher Security, ICP and Iolani School. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
418
$100M - $250M
418
$10M - $25M
418
$500M - $1B
418
$250M - $500M
418
$1B - $10B
418
$37M
$100M - $250M
418
$70M
$250M - $500M
418
$250M - $500M
418
$250M - $500M
418
$50M - $100M
418
$100M - $250M
418
$50M - $100M
418
$250M - $500M
417
$50M - $100M
417
$100M - $250M
417
$50M - $100M
417
$1B - $10B
417
$2B
$50M - $100M
417
$1B - $10B
417
$1B - $10B
417
$16M
$1B - $10B
417
$250M - $500M
417
$1B - $10B
417
$10M - $25M
417
$25M - $50M
417
$250M - $500M
417
$500M - $1B
417
$250M - $500M
417
$611M
$100M - $250M
417
$100M - $250M
417
$250M - $500M
417
$100M - $250M
417
<$1M
417
$72M
$500M - $1B
417
$151M
$250M - $500M
417
$28M
$250M - $500M
417
$25M - $50M
416
$100M - $250M
416
$68M
$25M - $50M
416
$100M - $250M
416
$50M - $100M
416
$100M - $250M
416
$250M - $500M
416
$250M - $500M
416
$574M
$100M - $250M
416
$10M - $25M
416
$100M - $250M
416
$10M - $25M
416
$159M
$100M - $250M
416
$50M - $100M
416
$66M
$10M - $25M
416
$250M - $500M
416
$345M
$25M - $50M
416
$10M - $25M
416
$250M - $500M
416
$100M - $250M
416
$10M - $25M
416
$25M - $50M
416
$50M - $100M
416
$50M - $100M
416
$250M - $500M
416
$250M - $500M
416
$1M - $10M
416
$10M - $25M
415
$50M - $100M
415
$1M
$50M - $100M
415
$179M
$1B - $10B
415
$10M - $25M
415
$100M - $250M
415
$50M - $100M
415
$25M - $50M
415
$100M - $250M
415
$25M - $50M
415
$25M - $50M
415
$50M - $100M
415
$100M - $250M
415
$73M
$50M - $100M
415
$500M - $1B
415
$4.9M
$1M - $10M
415
$10M - $25M
415
$250M - $500M
415
$1M - $10M
415
$250M - $500M
415
$500M - $1B
414
$250M - $500M
414
$50M - $100M
414
$1M - $10M
414
$102M
$250M - $500M
414
$500M - $1B
414
$100M - $250M
414
$25M - $50M
414
$25M - $50M
414
$100M - $250M
414
$100M - $250M
414
$25M - $50M
414
$182M
$500M - $1B
414
$175M
$500M - $1B
414
$222M
$1M - $10M
414
$10M - $25M
414
About companies using OpenAI
Why target companies using OpenAI?
OpenAI is a AI technology. Companies running these tools are already adopting AI assistants and machine learning platforms, the early adopters for AI products and services. Companies on the list include Gallagher Security, ICP and Iolani School.
Which industries use OpenAI the most?
Among companies using OpenAI on LeadIQ, the most common industries are Software Development, IT Services and IT Consulting, Financial Services, Advertising Services, Higher Education and Technology, Information and Internet. Narrow your list to the industry you sell into from there.
Where are companies using OpenAI located?
Companies using OpenAI are most often headquartered in the United States, the United Kingdom, Canada, Germany, France and Australia.
What other AI technologies do companies use?
Prospecting the wider AI space? Related technologies with their own company lists include Claude by Anthropic, GitHub Copilot, Microsoft 365 Copilot and Amazon SageMaker.
How do I reach decision makers at companies using OpenAI?
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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