List of Companies Using CircleCI
Prospecting companies using CircleCI? Here they are, biggest first, including Xoxoday, International Financial Data Services (IFDS) and Mindtickle. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$150M
$50M - $100M
688
$500M - $1B
687
$281M
$100M - $250M
687
$1B
$50M - $100M
686
$1B - $10B
685
$174M
$250M - $500M
685
$500M - $1B
684
$1B - $10B
683
$5.3B
$250M - $500M
682
$250M - $500M
682
$454M
$100M - $250M
682
$250M - $500M
682
$1B - $10B
681
$500M - $1B
680
$336M
$100M - $250M
680
$50M - $100M
680
$100M - $250M
679
$10M - $25M
679
$29M
$10M - $25M
678
$217M
$100M - $250M
678
$250M - $500M
678
$460M
$100M - $250M
677
$624M
$500M - $1B
677
$75M
$50M - $100M
675
$10M - $25M
673
$50M - $100M
673
$250M - $500M
673
$25M - $50M
673
$40M
$100M - $250M
673
$557M
$250M - $500M
672
$257M
$500M - $1B
672
$100M - $250M
672
$57M
$500M - $1B
672
$50M - $100M
671
$2.8B
$250M - $500M
671
$500M - $1B
671
$500M - $1B
670
$95M
$500M - $1B
670
$24M
$1M - $10M
670
$438M
$500M - $1B
669
$81M
$250M - $500M
669
$435M
$500M - $1B
668
$112M
$250M - $500M
667
$25M - $50M
666
$250M - $500M
666
$100M - $250M
666
$50M - $100M
664
$100M - $250M
664
$161M
$250M - $500M
663
$25M - $50M
663
$271M
$250M - $500M
662
$100M - $250M
662
$325M
$100M - $250M
662
$250M - $500M
661
$10B+
660
$1B - $10B
659
$100M - $250M
659
$10M - $25M
658
$100M - $250M
657
$250M - $500M
657
$1B - $10B
657
$202M
$1B - $10B
656
$100M - $250M
656
$1M - $10M
656
$1M - $10M
655
$330M
$500M - $1B
655
$250M - $500M
654
$100M - $250M
654
$105M
$25M - $50M
654
$250M - $500M
654
$250M - $500M
654
$46M
$50M - $100M
654
$100M - $250M
654
$100M - $250M
654
$182M
$50M - $100M
652
$48M
$25M - $50M
652
$50M - $100M
652
$100M - $250M
651
$100M - $250M
651
$1M - $10M
650
$500M - $1B
650
$10M - $25M
650
$120M
$100M - $250M
649
$10M - $25M
649
$161M
$50M - $100M
649
$100M - $250M
648
$250M - $500M
647
$482M
$250M - $500M
647
$392M
$500M - $1B
646
$100M - $250M
646
$500M - $1B
645
$10M - $25M
644
$864M
$250M - $500M
644
$3.5M
$100M - $250M
643
$1.6B
$100M - $250M
643
$50M - $100M
643
$100M - $250M
642
$48M
$100M - $250M
641
$25M - $50M
641
$7M
$250M - $500M
641
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 Xoxoday, International Financial Data Services (IFDS) and Mindtickle.
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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