List of Companies Using OpenAI
Prospecting companies using OpenAI? Here they are, biggest first, including Fred Smith Company, MCG Health and Quark Software Inc.. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
561
$250M - $500M
561
$100M - $250M
561
$100M - $250M
561
$100M - $250M
561
$250M - $500M
561
$100M - $250M
561
$92M
$50M - $100M
561
$25M - $50M
560
$52M
$250M - $500M
560
$61M
$100M - $250M
560
$10M - $25M
560
$10M - $25M
560
$204M
$1B - $10B
560
$500M - $1B
560
$50M - $100M
560
$500M - $1B
560
$100M
$100M - $250M
560
$25M - $50M
560
$135M
$50M - $100M
560
$457M
$250M - $500M
560
$25M - $50M
560
$250M - $500M
559
$500M - $1B
559
$25M - $50M
559
$1B - $10B
559
$500M - $1B
559
$250M - $500M
559
$1B - $10B
559
$25M - $50M
559
$100M - $250M
559
$1M - $10M
559
$95M
$100M - $250M
559
$100M - $250M
559
$160M
$50M - $100M
559
$100M - $250M
559
$250M - $500M
559
$50M - $100M
559
$1B - $10B
558
$250M - $500M
558
$10M - $25M
558
$10B+
558
$250M - $500M
558
$10B
$50M - $100M
558
$50M - $100M
558
$100M - $250M
558
$1B - $10B
558
$250M - $500M
558
$100M - $250M
558
$100M - $250M
558
$250M - $500M
558
$49M
$250M - $500M
558
$1B - $10B
558
$100M - $250M
558
$3.8B
$250M - $500M
557
$100M - $250M
557
$100M - $250M
557
$551M
$50M - $100M
557
$250M - $500M
557
$100M - $250M
557
$96M
$100M - $250M
557
$43M
$50M - $100M
557
$40M
$50M - $100M
557
$100M
$1B - $10B
557
$250M - $500M
557
$250M - $500M
557
$100M - $250M
557
$25M - $50M
557
$1B - $10B
557
$26M
$100M - $250M
557
$100M - $250M
556
$1B - $10B
556
$496M
$250M - $500M
556
$500M - $1B
556
$134M
$500M - $1B
556
$25M - $50M
556
$25M - $50M
556
$194M
$100M - $250M
556
$10M - $25M
556
$155M
$100M - $250M
556
$264M
$250M - $500M
556
$144M
$50M - $100M
555
$100M - $250M
555
$10M - $25M
555
$250M - $500M
555
$10M - $25M
555
$1B - $10B
555
$250M - $500M
555
$50M - $100M
555
$1M - $10M
555
$500M - $1B
555
$43M
$10M - $25M
555
$250M - $500M
555
$154M
$25M - $50M
555
$500M - $1B
555
$25M - $50M
555
$1B - $10B
555
$102M
$100M - $250M
555
$100M - $250M
555
$500M - $1B
555
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 Fred Smith Company, MCG Health and Quark Software 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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