List of Companies Using CircleCI
Prospecting companies using CircleCI? Here they are, biggest first, including Bear Robotics, DSFederal and FireMon. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$176M
$500M - $1B
268
$250M - $500M
268
$40M
$250M - $500M
267
$142M
$250M - $500M
267
$50M - $100M
267
$500M - $1B
267
$10M - $25M
267
$25M - $50M
267
$42M
$50M - $100M
267
$203M
$100M - $250M
267
$100M - $250M
267
$250M - $500M
267
$50M - $100M
267
$1M - $10M
267
$100M - $250M
266
$52M
$25M - $50M
266
$2.9M
$25M - $50M
266
$20M
$1M - $10M
266
$67M
$50M - $100M
266
$25M - $50M
266
$100M - $250M
266
$100M - $250M
265
$50M - $100M
265
$500M - $1B
265
$13M
$10M - $25M
265
$50M - $100M
265
$107M
$100M - $250M
265
$50M - $100M
265
$25M - $50M
265
$17M
$10M - $25M
265
$100M - $250M
265
$100M - $250M
264
$106M
$100M - $250M
264
<$1M
264
$25M - $50M
264
$50M - $100M
264
$100M - $250M
264
$29M
$10M - $25M
264
$100M - $250M
264
$25M - $50M
264
$250M - $500M
264
$30M
$100M - $250M
264
$10M - $25M
264
$344M
$50M - $100M
264
$66M
$250M - $500M
264
$175M
$250M - $500M
263
$72M
$50M - $100M
263
$32M
$1M - $10M
263
$199M
$250M - $500M
263
$141M
$250M - $500M
263
$10M - $25M
263
$1B - $10B
262
$10M - $25M
262
$224M
$100M - $250M
262
$220M
$250M - $500M
262
$763M
$50M - $100M
262
$25M - $50M
262
$152M
$50M - $100M
261
$100M - $250M
261
$500M - $1B
261
$262M
$50M - $100M
261
$12M
$100M - $250M
261
$951K
$10M - $25M
261
$100M - $250M
261
$10M - $25M
261
$23M
$500M - $1B
260
$50M - $100M
260
$100M
$25M - $50M
260
$100M - $250M
260
$12M
$10M - $25M
260
$100M - $250M
259
$50M - $100M
259
$1M - $10M
259
$89M
$1B - $10B
259
$341M
$100M - $250M
259
$10B+
259
$222M
$1M - $10M
259
$25M - $50M
259
$500M - $1B
259
$50M - $100M
259
$3.7M
$100M - $250M
259
$10M - $25M
259
$23M
$50M - $100M
259
$500M - $1B
258
$100M - $250M
258
$163M
$100M - $250M
258
$25M - $50M
258
$250M - $500M
258
$25M - $50M
258
$25M - $50M
257
$10M - $25M
257
$6.3M
$10M - $25M
257
$157M
$10M - $25M
257
$64M
$50M - $100M
257
$10M - $25M
257
$19M
$10M - $25M
257
$57M
$10M - $25M
257
$1M - $10M
257
$11M
$100M - $250M
256
$100M - $250M
256
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 Bear Robotics, DSFederal and FireMon.
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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