List of Companies Using OpenAI
Prospecting companies using OpenAI? Here they are, biggest first, including San Francisco Public Library, Southern Illinois University School of Medicine and Transas. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$1M - $10M
565
$10M - $25M
565
$1B - $10B
565
$1B - $10B
565
$31M
$100M - $250M
565
$1.3M
$25M - $50M
564
$216M
$250M - $500M
564
$50M - $100M
564
$250M - $500M
564
$100M - $250M
564
$250M - $500M
564
$1B - $10B
564
$50M - $100M
564
$10M - $25M
564
$100M - $250M
564
$10M - $25M
564
$265M
$250M - $500M
564
$1M - $10M
564
$44M
$100M - $250M
564
$1B - $10B
564
$50M - $100M
564
$100M - $250M
564
$1B - $10B
563
$250M - $500M
563
$500M - $1B
563
$250M - $500M
563
$25M - $50M
563
$25M - $50M
563
$25M - $50M
563
$500M - $1B
563
$10M - $25M
563
$25M - $50M
563
$10M - $25M
563
$500M - $1B
563
$25M - $50M
563
$250M - $500M
562
$250M - $500M
562
$250M - $500M
562
$500M - $1B
562
$500M - $1B
562
$40M
$50M - $100M
562
$25M - $50M
562
$250M - $500M
562
$25M - $50M
562
$100M - $250M
562
$250M - $500M
562
$500M - $1B
562
$50M - $100M
562
$457M
$250M - $500M
562
$92M
$50M - $100M
562
$100M - $250M
561
$59M
$100M - $250M
561
$250M - $500M
561
$250M - $500M
561
$500M - $1B
561
$250M - $500M
561
$100M - $250M
561
$100M
$1B - $10B
561
$100M - $250M
561
$50M - $100M
561
$25M - $50M
561
$250M - $500M
561
$139M
$50M - $100M
561
$52M
$250M - $500M
560
$50M - $100M
560
$100M - $250M
560
$100M - $250M
560
$10M - $25M
560
<$1M
560
$10M - $25M
560
$50M - $100M
560
$25M - $50M
560
$43M
$10M - $25M
560
$1B - $10B
560
$25M - $50M
560
$500M - $1B
560
$250M - $500M
560
$100M - $250M
560
$10M
$500M - $1B
560
$49M
$250M - $500M
560
$1.6B
$500M - $1B
560
$250M - $500M
560
$15M
$100M - $250M
560
$100M - $250M
560
$50M - $100M
560
$1M - $10M
560
$100M
$100M - $250M
560
$7M
$250M - $500M
560
$411M
$500M - $1B
560
$13M
$100M - $250M
559
$61M
$100M - $250M
559
$250M - $500M
559
$500M - $1B
559
$25M - $50M
559
$194M
$100M - $250M
559
$500M - $1B
559
$730M
$500M - $1B
559
$100M - $250M
559
$1M - $10M
558
$10B+
558
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 San Francisco Public Library, Southern Illinois University School of Medicine and Transas.
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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