List of Companies Using CircleCI
Prospecting companies using CircleCI? Here they are, biggest first, including Odell Studner, Tactical Engineering and Analysis, Inc. and what3words. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
168
$100M - $250M
168
$82M
$500M - $1B
168
$142M
$25M - $50M
167
$1M - $10M
167
$100M - $250M
167
$1M - $10M
167
$10M - $25M
167
$201M
$100M - $250M
167
$100M - $250M
167
$50M - $100M
167
$100M - $250M
166
$214M
$100M - $250M
166
$63M
$25M - $50M
166
$62M
$25M - $50M
166
$1M - $10M
166
$10M - $25M
166
$1M - $10M
166
$10M - $25M
166
$10M - $25M
166
$1M - $10M
165
$124M
$10M - $25M
165
$10M - $25M
165
$100M - $250M
165
$50M - $100M
165
$143M
$250M - $500M
165
$250M - $500M
165
$119M
$500M - $1B
165
$49M
$25M - $50M
165
$50M - $100M
164
$100M - $250M
164
$100M - $250M
164
$5.6M
$50M - $100M
164
$250M - $500M
164
$50M - $100M
164
$100M - $250M
164
$50M - $100M
164
$74M
$50M - $100M
164
$1M - $10M
164
$100M - $250M
164
$1M - $10M
164
$500M - $1B
164
$18M
$1M - $10M
164
$50M - $100M
164
$51M
$25M - $50M
164
$250M - $500M
163
$65M
$10M - $25M
163
$50M - $100M
163
$65M
$100M - $250M
163
$74M
$25M - $50M
163
$50M - $100M
163
$72M
$25M - $50M
163
$33M
$50M - $100M
163
$1M - $10M
163
$10M - $25M
163
$38M
$100M - $250M
163
$10M
$100M - $250M
162
$10M - $25M
162
$157M
$100M - $250M
162
$50M - $100M
162
$50M - $100M
162
$116M
$500M - $1B
162
$100M - $250M
162
$25M - $50M
162
$10M - $25M
162
$135M
$50M - $100M
162
$10M - $25M
162
$25M - $50M
162
$25M - $50M
162
$1M - $10M
162
$25M - $50M
161
$100M - $250M
161
$10M - $25M
161
$100M - $250M
161
$50M - $100M
161
$100M - $250M
161
$10M - $25M
161
$50M - $100M
161
$58K
$25M - $50M
160
$5.8M
$10M - $25M
160
$100M - $250M
160
$5.6M
$1M - $10M
160
$50M - $100M
160
$100M - $250M
160
$9M
$10M - $25M
160
$100M - $250M
160
$10M - $25M
160
$250M - $500M
160
$1M - $10M
160
$1M - $10M
160
$100M - $250M
159
$50M - $100M
159
$250M - $500M
159
$2.5M
$50M - $100M
159
$100M - $250M
159
$250M - $500M
159
$31M
$25M - $50M
159
$100M - $250M
159
$25M - $50M
159
$42M
$25M - $50M
159
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 Odell Studner, Tactical Engineering and Analysis, Inc. and what3words.
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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