List of Companies Using Claude by Anthropic
Prospecting companies using Claude by Anthropic? Here they are, biggest first, including Fourth, Holidu and Montrose Environmental Group. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$500M - $1B
829
$252M
$50M - $100M
829
$500M - $1B
829
$174M
$25M - $50M
829
$25M - $50M
828
$358M
$100M - $250M
828
$39M
$25M - $50M
828
$1B - $10B
828
$500M - $1B
828
$1M - $10M
828
$28M
$25M - $50M
828
$50M - $100M
825
$50M - $100M
825
$50M - $100M
825
$500M - $1B
824
$500M - $1B
824
$100M - $250M
824
$500M - $1B
824
$25M - $50M
824
$250M - $500M
823
$1B - $10B
823
$100M - $250M
823
$250M - $500M
823
$500M - $1B
823
$500M - $1B
823
$100M - $250M
822
$250M - $500M
822
$250M - $500M
822
$25M - $50M
821
$250M - $500M
821
$500M - $1B
820
$8.8M
$500M - $1B
820
$100M - $250M
820
$315M
$500M - $1B
819
$419M
$500M - $1B
819
$411M
$100M - $250M
819
$500M - $1B
819
$5M
$1B - $10B
819
$50M - $100M
819
$25M - $50M
819
$50M - $100M
819
$500M - $1B
818
$100M - $250M
818
$185M
$500M - $1B
818
$383M
$1B - $10B
818
$100M - $250M
818
$100M - $250M
817
$250M - $500M
817
$500M - $1B
817
$250M - $500M
817
$500M - $1B
816
$276M
$250M - $500M
816
$1.5M
$25M - $50M
816
$250M - $500M
816
$340M
$250M - $500M
816
$10M - $25M
816
$163M
$1B - $10B
815
$250M - $500M
815
$250M - $500M
815
$250M - $500M
815
$250M - $500M
814
$100M - $250M
814
$250M - $500M
814
$250M - $500M
814
$250M - $500M
814
$500M - $1B
814
$55M
$100M - $250M
814
$250M - $500M
814
$182M
$500M - $1B
814
$100M - $250M
813
$48M
$1B - $10B
812
$500M - $1B
812
$445M
$250M - $500M
812
$36M
$250M - $500M
812
$100M - $250M
812
$1B - $10B
812
$50M - $100M
812
$50M - $100M
811
$420M
$100M - $250M
811
$412M
$500M - $1B
810
$2M
$10M - $25M
810
$500M - $1B
810
$130M
$250M - $500M
810
$511M
$500M - $1B
810
$943M
$250M - $500M
810
$310M
$500M - $1B
809
$100M - $250M
809
$500M - $1B
809
$100M - $250M
809
$414M
$500M - $1B
809
$10M - $25M
808
$50M - $100M
808
$250M - $500M
808
$100M - $250M
808
$5M
$100M - $250M
808
$100M - $250M
808
$167M
$25M - $50M
807
$138M
$250M - $500M
807
$25M - $50M
807
$100M - $250M
807
About companies using Claude by Anthropic
Why target companies using Claude by Anthropic?
Claude by Anthropic 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 Fourth, Holidu and Montrose Environmental Group.
Which industries use Claude by Anthropic the most?
Among companies using Claude by Anthropic on LeadIQ, the most common industries are Software Development, IT Services and IT Consulting, Financial Services, Technology, Information and Internet, Higher Education and Advertising Services. Narrow your list to the industry you sell into from there.
Where are companies using Claude by Anthropic located?
Companies using Claude by Anthropic are most often headquartered in the United States, the United Kingdom, Canada, Germany, France and India.
What other AI technologies do companies use?
Prospecting the wider AI space? Related technologies with their own company lists include OpenAI, GitHub Copilot, Microsoft 365 Copilot and Amazon SageMaker.
How do I reach decision makers at companies using Claude by Anthropic?
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.
Search by Industry
ConstructionIT Services and IT ConsultingSoftware DevelopmentFinancial ServicesReal EstateHospitals and Health CareAdvertising ServicesNon-profit OrganizationsInsuranceLaw PracticeRetailWellness and Fitness ServicesBusiness Consulting and ServicesEducation Administration ProgramsMotor Vehicle ManufacturingTechnology, Information and InternetFood and Beverage ServicesStaffing and RecruitingAccountingOil and GasHospitalityAppliances, Electrical, and Electronics ManufacturingManufacturingArchitecture and PlanningMachinery Manufacturing
Search by Country
United StatesUnited KingdomCanadaGermanyAustraliaFranceNetherlandsIndiaSpainSwitzerlandItalySwedenBrazilBelgiumSingaporeIrelandUnited Arab EmiratesDenmarkSouth AfricaIsraelNew ZealandNorwayFinland
Search by Technology
OpenAIGitHub CopilotMicrosoft 365 CopilotAmazon SageMakerHugging FaceVertex AIAzure AI ServicesCursor Code EditorMicrosoft 365WordPressAmazon Web ServicesGoogle CloudGoogle WorkspaceShopifyHubSpotiCIMSPiwik PROAdobe Creative CloudLinkedIn AdsMicrosoft AdvertisingMicrosoft AzureGoogle AdsSalesforceHotjarWP Engine
Top companies by employee count
Top companies in United States by employee countTop companies in United Kingdom by employee countTop companies in Canada by employee countTop companies in Germany by employee countTop companies in France by employee countTop companies in Australia by employee countTop companies in Netherlands by employee countTop companies in India by employee countTop companies in Spain by employee countTop companies in Switzerland by employee countTop companies in Sweden by employee countTop companies in Italy by employee countTop companies in Denmark by employee countTop companies in Brazil by employee countTop companies in Ireland by employee count
1-888-653-2347 
support@leadiq.com © LeadIQ, Inc. All rights reserved.
