List of Companies Using OpenAI
Prospecting companies using OpenAI? Here they are, biggest first, including AEM Corporation, Armstrong's and Astir IT Solutions, Inc.. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
251
$10M - $25M
251
$100M - $250M
251
$50M - $100M
251
$10M - $25M
251
$100M - $250M
251
$100M - $250M
251
$50M - $100M
251
$51M
$500M - $1B
251
$250M - $500M
251
$25M - $50M
251
$500M - $1B
251
$50M - $100M
251
$1M - $10M
251
$25M
$50M - $100M
251
$1M - $10M
251
$250K
<$1M
251
$160M
$50M - $100M
251
$49M
$100M - $250M
251
$100M - $250M
251
$59M
$100M - $250M
251
$25M - $50M
251
$44M
$100M - $250M
251
$10M - $25M
251
$10M - $25M
251
$50M - $100M
251
$50M - $100M
251
$250M - $500M
251
$25M - $50M
251
$100M - $250M
251
$100M - $250M
251
$176M
$100M - $250M
251
$100M - $250M
251
$50M - $100M
251
$370M
$100M - $250M
251
$500M - $1B
250
$50M - $100M
250
$25M - $50M
250
$100M - $250M
250
$100M - $250M
250
$100M - $250M
250
$1M - $10M
250
$25M - $50M
250
$1.8M
$25M - $50M
250
$100M - $250M
250
$10M - $25M
250
$250M - $500M
250
$1B - $10B
250
$1M - $10M
250
$140M
$25M - $50M
250
$100M - $250M
250
$12M
$100M - $250M
250
$1M - $10M
250
$10M - $25M
250
$100M - $250M
250
$46M
$50M - $100M
250
$438M
$10M - $25M
250
$130M
$100M - $250M
250
$1B - $10B
250
$25M - $50M
250
$5.2M
$10M - $25M
250
$100M - $250M
250
$1B - $10B
250
$35M
$100M - $250M
250
$25M - $50M
250
$50M - $100M
250
$145K
$1B - $10B
250
$16M
<$1M
250
$1M - $10M
250
$927M
$100M - $250M
250
$50M - $100M
250
$9.4M
$50M - $100M
250
$250M - $500M
250
$156M
$250M - $500M
250
$124K
$1M - $10M
250
$250M - $500M
250
$1M
$50M - $100M
250
$10M - $25M
250
$50M - $100M
250
$25M - $50M
250
$1M - $10M
250
$20M
$25M - $50M
250
$1M - $10M
250
$10M - $25M
250
$1M
$10M - $25M
250
$10M - $25M
250
$32M
$500M - $1B
250
$100M - $250M
250
$100M - $250M
250
$41M
$1M - $10M
250
$55M
$250M - $500M
250
$10M - $25M
250
$250M - $500M
250
$1M - $10M
249
$250M - $500M
249
$250K
$1M - $10M
249
$50M - $100M
249
$500M - $1B
249
$50M - $100M
249
$1M - $10M
249
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 AEM Corporation, Armstrong's and Astir IT Solutions, Inc..
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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Top companies by employee count
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