List of Companies Using Nagios
Prospecting companies using Nagios? Here they are, biggest first, including SmarTek21, TaxAct and IBM Accelalpha. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$50M - $100M
400
$85M
$250M - $500M
400
$250M - $500M
399
$33M
$25M - $50M
399
$25M - $50M
399
$140M
$250M - $500M
399
$3.3M
$1M - $10M
398
$100M - $250M
398
$250M - $500M
398
$250M - $500M
398
$361M
$250M - $500M
398
$250M - $500M
398
$50M - $100M
398
$250M - $500M
397
$500M - $1B
397
$1M - $10M
397
$250M - $500M
397
$100M - $250M
397
$100M - $250M
397
$50M - $100M
396
$337M
$500M - $1B
396
$40M
$10M - $25M
396
$30M
$1B - $10B
396
$50M - $100M
396
$10M - $25M
396
$100M - $250M
396
$1M - $10M
395
$100M - $250M
395
$815M
$250M - $500M
394
$50M - $100M
394
$100M - $250M
394
$450M
$500M - $1B
394
$767M
$100M - $250M
394
$201M
$250M - $500M
394
$25M - $50M
393
$1M - $10M
393
$10M - $25M
393
$152M
$100M - $250M
393
$10M - $25M
393
$17M
$100M - $250M
393
$50M - $100M
393
$92M
$50M - $100M
392
$250M - $500M
392
$500M - $1B
392
$50M - $100M
392
$10M
$50M - $100M
392
$10M - $25M
392
$10M - $25M
392
$25M - $50M
392
$1M - $10M
392
$1B
$250M - $500M
391
$100M - $250M
391
$500M - $1B
391
$50M - $100M
391
$100M - $250M
390
<$1M
390
$1M - $10M
390
$3.5M
$25M - $50M
390
$10M - $25M
389
$100M - $250M
389
$250M - $500M
389
$50M - $100M
389
$250M - $500M
389
$10M - $25M
389
$25M - $50M
388
$10M - $25M
388
$255M
$250M - $500M
388
$1B - $10B
388
$50M - $100M
388
$500M - $1B
387
$50M - $100M
387
$358M
$500M - $1B
387
$500M - $1B
387
$272M
$1B - $10B
387
$10M - $25M
387
$1M - $10M
387
$25M - $50M
387
$50M - $100M
386
$457M
$100M - $250M
386
$25M - $50M
386
$85M
$1M - $10M
386
$500M - $1B
386
$10M - $25M
386
$35M
$250M - $500M
386
$50M - $100M
385
$250M - $500M
385
$1M - $10M
385
$25M - $50M
385
$1B - $10B
384
$1M - $10M
384
$1M
$100M - $250M
383
$1M - $10M
383
$1M - $10M
383
$68M
$1M - $10M
383
$10M - $25M
382
$1M - $10M
382
$250M - $500M
381
$10M - $25M
381
$253M
$250M - $500M
381
$10M - $25M
380
About companies using Nagios
Why target companies using Nagios?
Nagios 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 SmarTek21, TaxAct and IBM Accelalpha.
Which industries use Nagios the most?
Among companies using Nagios on LeadIQ, the most common industries are IT Services and IT Consulting, Software Development, Financial Services, Higher Education, Telecommunications and Hospitals and Health Care. Narrow your list to the industry you sell into from there.
Where are companies using Nagios located?
Companies using Nagios are most often headquartered in the United States, the United Kingdom, France, Canada, Germany and India.
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 Nagios?
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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