List of Companies Using CircleCI
Prospecting companies using CircleCI? Here they are, biggest first, including National Defense Industrial Association - (NDIA), Panasonic Connect North America and Weights & Biases. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$10M - $25M
301
$100M - $250M
301
$250M
$100M - $250M
301
$163M
$50M - $100M
300
$8.3M
$10M - $25M
300
$50M - $100M
300
$3.2M
$1M - $10M
300
$300K
$100M - $250M
300
$1M - $10M
300
$10M
$250M - $500M
300
$50M - $100M
300
$154M
$100M - $250M
299
$1.3M
$50M - $100M
299
$216M
$100M - $250M
299
$50M - $100M
299
$25M - $50M
298
$25M - $50M
298
$28M
$50M - $100M
298
$10M - $25M
298
$55M
$100M - $250M
298
$50M - $100M
297
$50M - $100M
297
$250M - $500M
297
$10M - $25M
297
$100M - $250M
297
$112M
$100M - $250M
297
$50M - $100M
297
$50M - $100M
297
$500M - $1B
297
$48M
$25M - $50M
296
$10M - $25M
296
$204M
$50M - $100M
296
$25M - $50M
296
$25M - $50M
296
$135M
$100M - $250M
296
$25M - $50M
295
$1B - $10B
295
$1M - $10M
295
$371M
$500M - $1B
295
$500M - $1B
295
$25M - $50M
294
$214M
$100M - $250M
294
$50M - $100M
294
$1B - $10B
294
$10M - $25M
293
$1B
$250M - $500M
293
<$1M
293
$67M
$250M - $500M
293
$1M - $10M
293
$1M - $10M
293
$110M
$250M - $500M
292
$100M - $250M
292
$25M - $50M
292
$500M - $1B
292
$50M - $100M
292
$127M
$250M - $500M
292
$12M
$100M - $250M
292
$53M
$10M - $25M
292
$181M
$1M - $10M
292
$322M
$100M - $250M
292
$35M
$100M - $250M
292
$25M - $50M
291
$1M - $10M
291
$500M - $1B
291
$10M - $25M
291
$128M
$10M - $25M
290
$50M - $100M
290
$100M - $250M
290
$126M
$100M - $250M
290
$1B - $10B
290
$1M - $10M
290
$163M
$100M - $250M
289
$50M - $100M
289
$488M
$1M - $10M
289
$250M - $500M
289
$50M - $100M
289
$12M
$100M - $250M
288
$1M - $10M
288
$10M - $25M
288
$988K
$1M - $10M
287
$164M
$500M - $1B
287
$250M - $500M
287
$64M
$100M - $250M
287
$10M - $25M
287
$50M - $100M
286
$100M - $250M
286
$255M
$100M - $250M
286
$250M - $500M
286
$500M - $1B
286
$50M - $100M
286
$72M
$250M - $500M
286
$100M - $250M
286
$96M
$100M - $250M
285
$500M - $1B
285
$500M - $1B
285
$250M - $500M
285
$50M - $100M
285
$50M - $100M
285
$10M - $25M
285
$50M - $100M
284
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 National Defense Industrial Association - (NDIA), Panasonic Connect North America and Weights & Biases.
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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