List of Companies Using CircleCI
Prospecting companies using CircleCI? Here they are, biggest first, including Teckro, USC Leonard Davis School of Gerontology and Venafi, a CyberArk Company. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$66M
$10M - $25M
159
$1M - $10M
159
$170M
$250M - $500M
159
$25M - $50M
159
$77M
$50M - $100M
158
$25M - $50M
158
$10M - $25M
158
$50M - $100M
158
$100M - $250M
158
$12M
$1M - $10M
158
$173M
$100M - $250M
158
$100M - $250M
158
$500M - $1B
158
$273M
$250M - $500M
158
$50M - $100M
158
$1M - $10M
157
$111M
$25M - $50M
157
$50M - $100M
157
$95M
$1M - $10M
157
$50M - $100M
157
$10M - $25M
157
$159M
$1M - $10M
156
$1M - $10M
156
$595M
$250M - $500M
156
$50M - $100M
156
$77M
$50M - $100M
156
$100M - $250M
156
$50M - $100M
156
$10B+
156
$110M
$50M - $100M
156
$100M - $250M
156
$100M - $250M
156
$13M
$1M - $10M
156
$1M - $10M
156
$1M - $10M
156
$25M - $50M
155
$25M - $50M
155
$81M
$100M - $250M
155
$10M - $25M
155
$4.3M
$100M - $250M
155
$10M - $25M
155
$5.3M
$1B - $10B
155
$500M - $1B
155
$10M - $25M
155
$10M - $25M
155
$25M - $50M
155
$1M - $10M
155
$41M
$25M - $50M
154
$10B+
154
$58M
$25M - $50M
154
$62M
$50M - $100M
154
$727K
$1M - $10M
154
$500M - $1B
154
$1B - $10B
154
$10M - $25M
154
$17M
$1M - $10M
153
$50M - $100M
153
$25M - $50M
153
$66M
$25M - $50M
153
$50M - $100M
153
$4M
$250M - $500M
153
$18M
$10M - $25M
153
$25M - $50M
153
$1M - $10M
153
$30M
$50M - $100M
153
$120M
$100M - $250M
153
$13M
$500M - $1B
153
$25M - $50M
152
$172M
$100M - $250M
152
$25M - $50M
152
$22M
$250M - $500M
152
$100M - $250M
152
$19M
$250M - $500M
152
$100M - $250M
152
$16M
$100M - $250M
152
$74M
$50M - $100M
152
$693M
$100M - $250M
152
$51M
$10M - $25M
152
$198M
$10M - $25M
151
$50M - $100M
151
$10M - $25M
151
$16M
$500M - $1B
151
$1M - $10M
151
$50M - $100M
151
$1B - $10B
151
$79M
$1M - $10M
151
$500M - $1B
151
$100M - $250M
151
$12M
$1M - $10M
151
$305M
$50M - $100M
151
$159M
$100M - $250M
151
$1M - $10M
151
$1.1M
$100M - $250M
151
$58M
$100M - $250M
151
$25M - $50M
150
$10M - $25M
150
$50M - $100M
150
$25M - $50M
150
$50M - $100M
150
$82M
$10M - $25M
150
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 Teckro, USC Leonard Davis School of Gerontology and Venafi, a CyberArk Company.
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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