List of Companies Using OpenAI
Prospecting companies using OpenAI? Here they are, biggest first, including TennCare, Yale School of Public Health and medac group. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
858
$25M - $50M
858
$1B - $10B
858
$250M - $500M
857
$500M - $1B
857
$100M - $250M
857
$250M - $500M
857
$36M
$500M - $1B
857
$100M - $250M
857
$10M - $25M
857
$100M - $250M
857
$324M
$1B - $10B
857
$939M
$100M - $250M
856
$1B - $10B
856
$100M - $250M
856
$460M
$250M - $500M
856
$25M - $50M
856
$1B - $10B
856
$68M
$1M - $10M
856
$500M - $1B
856
$1.9B
$250M - $500M
856
$300M
$100M - $250M
855
$10B+
855
$1B - $10B
855
$500M - $1B
855
$500M - $1B
855
$500M - $1B
855
$174M
$25M - $50M
855
$100M - $250M
854
$1B - $10B
854
$1B - $10B
854
$50M - $100M
854
$250M - $500M
854
$25M - $50M
854
$100M - $250M
853
$250M - $500M
853
$73M
$250M - $500M
853
$500M - $1B
853
$500M - $1B
853
$100M - $250M
853
$250M - $500M
853
$102M
$100M - $250M
853
$250M - $500M
852
$100M - $250M
852
$41M
$100M - $250M
852
$10M - $25M
852
$100M - $250M
852
$537M
$100M - $250M
852
$100M - $250M
852
$1B - $10B
852
$63M
$1B - $10B
852
$50M - $100M
851
$250M - $500M
851
$50M - $100M
851
$529M
$25M - $50M
851
$159M
$100M - $250M
851
$500M - $1B
851
$250M - $500M
851
$250M - $500M
850
$1B - $10B
850
$1B - $10B
850
$50M - $100M
850
$25M - $50M
850
$1M - $10M
850
$100M - $250M
850
$399M
$100M - $250M
850
$428M
$250M - $500M
849
$1.3M
$100M - $250M
849
$50M - $100M
849
$250M - $500M
849
$1M - $10M
849
$1B - $10B
848
$50M - $100M
848
$250M - $500M
848
$278K
$25M - $50M
848
$100M - $250M
848
$500M - $1B
848
$1B - $10B
848
$928M
$1B - $10B
847
$50M - $100M
847
$500M - $1B
847
$1M - $10M
847
$10M
$500M - $1B
847
$975M
$500M - $1B
847
$25M - $50M
846
$100M - $250M
846
$321M
$500M - $1B
846
$98M
$25M - $50M
846
$250M - $500M
846
$50M - $100M
845
$25M - $50M
845
$136M
$100M - $250M
845
$100M - $250M
845
$100M - $250M
845
$500M - $1B
845
$1B - $10B
845
$250M - $500M
844
$1B - $10B
844
$25M
$25M - $50M
844
$50M - $100M
844
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 TennCare, Yale School of Public Health and medac group.
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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