List of Companies Using OpenAI
Prospecting companies using OpenAI? Here they are, biggest first, including TSYS Managed Services EMEA, Toronto Rehabilitation Institute and Consilium Safety Group. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$25M - $50M
647
$25M - $50M
647
$25M - $50M
646
$10M - $25M
646
$8M
$25M - $50M
646
$50M - $100M
646
$100M - $250M
646
$1.1B
$500M - $1B
646
$255M
$250M - $500M
646
$10M - $25M
646
$250M - $500M
646
$250M - $500M
646
$10M - $25M
646
$25M - $50M
645
$532M
$250M - $500M
645
$100M - $250M
645
$100M - $250M
645
$250M - $500M
645
$646M
$500M - $1B
645
$250M - $500M
645
$100M - $250M
645
$50M - $100M
645
$100M - $250M
645
$1.9B
$100M - $250M
645
$250M - $500M
645
$500M - $1B
644
$62M
$250M - $500M
644
$500M - $1B
644
$50M - $100M
644
$100M - $250M
644
$50M - $100M
644
$500M - $1B
644
$1B - $10B
644
$1B - $10B
644
$250M - $500M
644
$10B+
644
$1M - $10M
644
$500M - $1B
643
$500M - $1B
643
$100M - $250M
643
$100M - $250M
643
$25M - $50M
643
$509M
$50M - $100M
643
$250M - $500M
643
$652M
$250M - $500M
643
$1.3B
$250M - $500M
643
$507M
$250M - $500M
643
$500M - $1B
643
$25M - $50M
643
$250M - $500M
643
$250M - $500M
643
$100M - $250M
643
$100M - $250M
643
$48M
$100M - $250M
642
$10B+
642
$1M - $10M
642
$500M - $1B
642
$100M - $250M
642
$250M - $500M
642
$2B
$250M - $500M
642
$250M - $500M
642
$250M - $500M
642
$500M - $1B
642
$250M - $500M
642
$10M - $25M
642
$1B - $10B
642
$100M - $250M
642
$40K
$500M - $1B
642
$500M - $1B
641
$100M - $250M
641
$250M - $500M
641
$1M - $10M
641
$1B - $10B
641
$27M
$50M - $100M
641
$250M - $500M
641
$10M - $25M
641
$25M - $50M
641
$10M - $25M
641
$100M - $250M
641
$50M - $100M
641
$250M - $500M
641
$223M
$500M - $1B
641
$500M - $1B
641
$150K
$500M - $1B
641
$25M - $50M
640
$102M
$500M - $1B
640
$500M - $1B
640
$500M - $1B
640
$250M - $500M
640
$744M
$250M - $500M
640
$500M - $1B
640
$250M - $500M
639
$100M - $250M
639
$245M
$100M - $250M
639
$10M - $25M
639
$1.6B
$10B+
639
$100M - $250M
639
$250M - $500M
639
$10M - $25M
639
$2M
$1B - $10B
639
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 TSYS Managed Services EMEA, Toronto Rehabilitation Institute and Consilium Safety 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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