List of Companies Using OpenAI
Prospecting companies using OpenAI? Here they are, biggest first, including Los Alamitos Medical Center, MarketWatch and OPTEL Group. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
522
$1B - $10B
522
$27M
$100M - $250M
522
$50M - $100M
522
$1.5B
$50M - $100M
522
$1B - $10B
522
$250M - $500M
522
$1B - $10B
521
$100M - $250M
521
$250M - $500M
521
$7.5M
$500M - $1B
521
$500M - $1B
521
$17M
$500M - $1B
521
$102M
$100M - $250M
521
$100M - $250M
521
$250M - $500M
521
$1.4M
$500M - $1B
521
$7M
$500M - $1B
521
$250M - $500M
521
$121M
$10M - $25M
521
$1B - $10B
520
$100M - $250M
520
$1.1B
<$1M
520
$301M
$250M - $500M
520
$21M
$250M - $500M
520
$500M - $1B
520
$875M
$25M - $50M
520
$100M - $250M
520
$1B - $10B
520
$250M - $500M
520
$1B - $10B
520
$100M - $250M
519
$169M
$100M - $250M
519
$500M - $1B
519
$100M - $250M
519
$500M - $1B
519
$250M - $500M
519
$1B - $10B
519
$1M - $10M
519
$10M - $25M
519
$250M - $500M
519
$1B - $10B
519
$3.4M
$500M - $1B
519
$100M - $250M
519
$250M - $500M
519
$500M - $1B
518
$491M
$250M - $500M
518
$25M - $50M
518
$25M - $50M
518
$100M - $250M
518
$250M - $500M
518
$10M - $25M
518
$250M - $500M
518
$50M - $100M
518
$100M - $250M
518
$102M
$50M - $100M
518
$100M - $250M
518
$813M
$100M - $250M
518
$193M
$10B+
518
$1B - $10B
518
$9.3M
$100M - $250M
518
$100M - $250M
518
$265M
$50M - $100M
518
$10M - $25M
518
$100M - $250M
518
$15M
$100M - $250M
518
$1B - $10B
517
$10M - $25M
517
$100M - $250M
517
$127M
$100M - $250M
517
$10M - $25M
517
$12M
$50M - $100M
517
$50M - $100M
517
$250M - $500M
517
$250M - $500M
517
$10M - $25M
517
$92M
$100M - $250M
517
$10M - $25M
517
$78M
$50M - $100M
517
$100M - $250M
517
$10M - $25M
517
$50M - $100M
517
$25M - $50M
517
$100M - $250M
516
$25M - $50M
516
$100M - $250M
516
$1B - $10B
516
$50M - $100M
516
$25M - $50M
516
$25M - $50M
516
$148M
$1B - $10B
516
$250M - $500M
516
$250M - $500M
516
$25M - $50M
516
$25M - $50M
516
$782M
$50M - $100M
516
$1B - $10B
516
$25M - $50M
516
$25M - $50M
516
$50M - $100M
516
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 Los Alamitos Medical Center, MarketWatch and OPTEL 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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