List of Companies Using CircleCI
Prospecting companies using CircleCI? Here they are, biggest first, including AA Insurance NZ, Ironclad and Iterable. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
878
$337M
$500M - $1B
878
$342M
$500M - $1B
878
$500M - $1B
877
$881M
$100M - $250M
877
$500M - $1B
876
$100M - $250M
876
$1B - $10B
875
$191M
$100M - $250M
875
$92M
$250M - $500M
874
$41M
$100M - $250M
874
$4.9B
$50M - $100M
872
$1.5M
$250M - $500M
872
$537M
$100M - $250M
872
$500M - $1B
871
$303M
$500M - $1B
870
$570M
$250M - $500M
870
$250M - $500M
870
$10M - $25M
868
$1B - $10B
868
$100M - $250M
868
$100M - $250M
868
$1.1B
$500M - $1B
867
$50M
$1B - $10B
867
$70M
$50M - $100M
866
$1M - $10M
865
$460M
$250M - $500M
863
$250M - $500M
863
$100M - $250M
862
$115M
$100M - $250M
862
$500M - $1B
862
$360M
$250M - $500M
861
$164M
$250M - $500M
861
$50M - $100M
860
$10M
$100M - $250M
860
$940M
$1B - $10B
859
$100M - $250M
858
$1.3B
$1B - $10B
858
$500M - $1B
858
$100M - $250M
857
$500M - $1B
857
$185M
$500M - $1B
857
$136M
$100M - $250M
852
$250M - $500M
852
$50M - $100M
851
$500M - $1B
850
$50M - $100M
849
$25M - $50M
849
$1B - $10B
849
$1M - $10M
849
$500M - $1B
848
$100M - $250M
848
$500M - $1B
847
$570M
$250M - $500M
846
$290M
$10B+
846
$1M - $10M
845
$100M - $250M
845
$198M
$250M - $500M
845
$321M
$500M - $1B
844
$100M - $250M
844
$428M
$250M - $500M
843
$278K
$25M - $50M
843
$1B - $10B
842
$97M
$1M - $10M
842
$50M - $100M
841
$10M - $25M
841
$662M
$100M - $250M
841
$200K
$500M - $1B
840
$100M - $250M
840
$500M
$100M - $250M
839
$500M - $1B
838
$100M - $250M
837
$100M - $250M
837
$250M - $500M
836
$1.1M
$50M - $100M
833
$376M
$1B - $10B
833
$450M
$250M - $500M
832
$164M
$50M - $100M
831
$1B - $10B
831
$53M
$1B - $10B
831
$25M - $50M
830
$500M - $1B
830
$169M
$250M - $500M
828
$500M - $1B
828
$100M - $250M
827
$1M - $10M
826
$50M - $100M
825
$500M - $1B
824
$100M - $250M
823
$250M - $500M
823
$165M
$250M - $500M
823
$1B - $10B
822
$250M - $500M
822
$250M - $500M
821
$100M - $250M
821
$1.4M
$250M - $500M
820
$419M
$500M - $1B
819
$411M
$100M - $250M
819
$50M - $100M
819
$25M - $50M
819
About companies using CircleCI
Why target companies using CircleCI?
CircleCI is a DevOps & observability technology. These are the tools engineering teams build, ship and monitor with, and their users are buyers of developer tools, infrastructure and services. Companies on the list include AA Insurance NZ, Ironclad and Iterable.
Which industries use CircleCI the most?
Among companies using CircleCI on LeadIQ, the most common industries are Software Development, IT Services and IT Consulting, Financial Services, Technology, Information and Internet, Insurance and Hospitals and Health Care. Narrow your list to the industry you sell into from there.
Where are companies using CircleCI located?
Companies using CircleCI are most often headquartered in the United States, the United Kingdom, Canada, France, India and Germany.
What other DevOps & observability technologies do companies use?
Prospecting the wider DevOps & observability space? Related technologies with their own company lists include GitHub, New Relic, Docker and Kubernetes.
How do I reach decision makers at companies using CircleCI?
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
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
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