List of Companies Using OpenAI
Prospecting companies using OpenAI? Here they are, biggest first, including HostBooks Limited, Integrated Data Services and JR286. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$18M
$10M - $25M
263
$100M - $250M
263
$25M - $50M
263
$50M - $100M
263
$17M
$100M - $250M
263
$72M
$50M - $100M
263
$50M - $100M
263
$100M - $250M
263
$32M
$1M - $10M
263
$250M - $500M
263
$199M
$250M - $500M
263
$1.6M
$10M - $25M
263
$1.1M
$10M - $25M
263
$38M
$10M - $25M
263
$500M - $1B
263
$250M - $500M
263
$107M
$100M - $250M
263
$1M - $10M
263
$417K
$1M - $10M
263
$250M - $500M
263
$100M - $250M
263
$100M - $250M
263
$50M - $100M
263
$10M - $25M
263
$75M
$100M - $250M
263
$50M - $100M
263
$100M - $250M
263
$100M - $250M
263
$100M - $250M
263
$10M - $25M
262
$1M - $10M
262
$10M - $25M
262
<$1M
262
$10M - $25M
262
$1B - $10B
262
$25M - $50M
262
$250M - $500M
262
$100M - $250M
262
$220M
$250M - $500M
262
$50M - $100M
262
$1M - $10M
262
$50M - $100M
262
$100M - $250M
262
$10M - $25M
262
$100M - $250M
262
$50M - $100M
262
$471K
$100M - $250M
262
$102M
$50M - $100M
262
$25M - $50M
262
$100M - $250M
262
$250M - $500M
262
$250M - $500M
262
$1M - $10M
262
$500M - $1B
262
$100M - $250M
262
$100M - $250M
262
$25M - $50M
262
$9.5M
$1M - $10M
262
$26M
$50M - $100M
262
$10M - $25M
262
$88M
$25M - $50M
262
$10M - $25M
262
$25M - $50M
262
$10M - $25M
262
$50M - $100M
262
$3.1M
$1M - $10M
261
$152M
$50M - $100M
261
$10B
$10M - $25M
261
$100M - $250M
261
$100M - $250M
261
$1M - $10M
261
$25M - $50M
261
$56M
$100M - $250M
261
$10M - $25M
261
$100K
$100M - $250M
261
$137M
$50M - $100M
261
$100M - $250M
261
$9.5M
$100M - $250M
261
$250M - $500M
261
$25M - $50M
261
$19M
$10M - $25M
261
$50M - $100M
261
$100M - $250M
261
$50M - $100M
261
$250M - $500M
261
$532M
$100M - $250M
261
$50M - $100M
261
$100M - $250M
261
$250M - $500M
261
$500M - $1B
261
$100M - $250M
261
$262M
$50M - $100M
261
$100M - $250M
261
$250M - $500M
261
$12M
$100M - $250M
261
$951K
$10M - $25M
261
$100M - $250M
261
$50M - $100M
261
$10M - $25M
261
$250M - $500M
261
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 HostBooks Limited, Integrated Data Services and JR286.
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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