List of Companies Using CircleCI
Prospecting companies using CircleCI? Here they are, biggest first, including University of Wisconsin-Extension, Aspire and Cradlepoint, part of Ericsson. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$150K
$500M - $1B
640
$27M
$50M - $100M
639
$163M
$250M - $500M
639
$66M
$1M - $10M
638
$315M
$100M - $250M
637
$25M - $50M
636
$100M - $250M
635
$100M - $250M
635
$100M - $250M
635
$646M
$250M - $500M
634
$268M
$250M - $500M
634
$196M
$100M - $250M
633
$50M - $100M
633
$88M
$25M - $50M
632
$250M - $500M
632
$10M
$100M - $250M
631
$343M
$100M - $250M
630
$1M - $10M
630
$50M - $100M
630
$100M - $250M
630
$50M - $100M
630
$1M - $10M
629
$25M - $50M
629
$1B - $10B
629
$250M - $500M
628
$2.1B
$500M - $1B
628
$100M - $250M
627
$1B - $10B
627
$250M - $500M
627
$10M - $25M
627
$30M
$250M - $500M
626
$9.7M
$50M - $100M
625
$310M
$1B - $10B
625
$500M - $1B
625
$100M
$250M - $500M
624
$10M - $25M
624
$500M - $1B
624
$250M - $500M
623
$770M
$500M - $1B
623
$1.3B
$1B - $10B
622
$15M
$250M - $500M
622
$744M
$250M - $500M
620
$250M - $500M
619
$535M
$500M - $1B
619
$50M - $100M
618
$50M - $100M
616
$250M - $500M
615
$250M - $500M
614
$25M - $50M
614
$75M
$100M - $250M
613
$50M - $100M
610
$100M - $250M
610
$250M - $500M
610
$250M - $500M
608
$5.6M
$100M - $250M
608
$21M
$10M - $25M
608
$25M - $50M
608
$50M - $100M
607
$10M - $25M
606
$403M
$250M - $500M
606
$507M
$250M - $500M
606
$100M - $250M
606
$250M - $500M
605
$250M - $500M
605
$1B - $10B
605
$250M - $500M
605
$7.5M
$100M - $250M
604
$332M
$250M - $500M
604
$1B - $10B
603
$1M
$250M - $500M
603
$1B - $10B
603
$1B - $10B
603
$50M - $100M
603
$1B - $10B
602
$6.7M
$100M - $250M
602
$2.4M
$500M - $1B
602
$425M
$250M - $500M
601
$500M - $1B
601
$92M
$100M - $250M
601
$30M
$25M - $50M
601
$50M - $100M
601
$10M - $25M
600
$50M - $100M
599
$17M
$50M - $100M
599
$10M - $25M
598
$250M - $500M
598
$100M - $250M
598
$250M - $500M
597
$37M
$250M - $500M
596
$100M - $250M
596
$10M
$50M - $100M
596
$25M - $50M
596
$50M - $100M
596
$250M - $500M
595
$250M - $500M
594
$1M - $10M
594
$21K
$1M - $10M
594
$1B - $10B
593
$50M - $100M
593
$10M - $25M
592
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 University of Wisconsin-Extension, Aspire and Cradlepoint, part of Ericsson.
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
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