List of Companies Using CircleCI
Prospecting companies using CircleCI? Here they are, biggest first, including Databricks Mosaic Research, Equal Opportunity Schools and First Look Media. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$37M
$100M - $250M
53
$25M - $50M
53
$25M - $50M
53
$1M - $10M
53
$37M
<$1M
53
$10M - $25M
53
$28M
$10M - $25M
53
$20M
$25M - $50M
53
$4.6M
$1M - $10M
53
$10M - $25M
53
$1B+
53
$25M - $50M
53
$35M
$25M - $50M
53
$50M - $100M
53
$86M
$50M - $100M
53
$86M
$25M - $50M
53
$100M - $250M
53
$52M
$25M - $50M
53
$100M - $250M
53
$50M - $100M
53
$13M
$25M - $50M
53
$10M - $25M
53
<$1M
53
$50M - $100M
53
$20M
$25M - $50M
53
$1M
$1M - $10M
53
$10M - $25M
53
$25M - $50M
53
$1M - $10M
53
$10M - $25M
53
$25M - $50M
53
$10M - $25M
52
$10M - $25M
52
$10M - $25M
52
$50M - $100M
52
$1M - $10M
52
$1M - $10M
52
$5.3M
$1M - $10M
52
$20M
$25M - $50M
52
$12M
$25M - $50M
52
$10M - $25M
52
$50M - $100M
52
$25M - $50M
52
$25M - $50M
52
$10M - $25M
52
$2.4M
$50M - $100M
52
$7.6M
$1M - $10M
52
$25M
$25M - $50M
52
$1M - $10M
52
$50M - $100M
52
$27M
$50M - $100M
52
$1M - $10M
52
$25M - $50M
52
$10M - $25M
52
$68M
$500M - $1B
52
$1M - $10M
52
$89M
$25M - $50M
52
$100M - $250M
52
$14M
$1M - $10M
52
$3.5M
$25M - $50M
52
$34M
$10M - $25M
52
$1M
$1M - $10M
52
$10M - $25M
52
$1M - $10M
52
$1M - $10M
52
$1M - $10M
51
<$1M
51
$10M - $25M
51
$25M - $50M
51
$140M
$50M - $100M
51
$1M - $10M
51
$579K
<$1M
51
$13M
$10M - $25M
51
$10M - $25M
51
$1M - $10M
51
$10M - $25M
51
$1M - $10M
51
$16M
$1M - $10M
51
<$1M
51
<$1M
51
$1M - $10M
51
<$1M
51
$500M - $1B
51
$25M - $50M
51
$16M
$1M - $10M
51
<$1M
51
$25M - $50M
51
$50M - $100M
51
<$1M
51
$1M - $10M
51
$1M - $10M
51
$57M
$10M - $25M
51
$1M - $10M
51
$250M - $500M
51
$68M
$25M - $50M
51
$1M - $10M
51
$1M - $10M
51
$10M - $25M
51
$1M - $10M
51
$1M - $10M
51
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 Databricks Mosaic Research, Equal Opportunity Schools and First Look Media.
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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