List of Companies Using Mailgun
Prospecting companies using Mailgun? Here they are, biggest first, including C2C Resources, CI Web Group and Codesphere. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
87
$50M - $100M
87
$39M
$1M - $10M
87
$10M - $25M
87
$10M - $25M
87
$100M - $250M
87
$1M - $10M
87
$24K
$1M - $10M
87
<$1M
87
$100M - $250M
87
$25M - $50M
87
$18M
$50M - $100M
87
$50M - $100M
87
$1M
$10M - $25M
87
$50M - $100M
87
$1M - $10M
87
$25M - $50M
87
$25M - $50M
87
$10M - $25M
87
$25M - $50M
87
$50M - $100M
87
$1M - $10M
87
$50M - $100M
87
$400K
$250M - $500M
87
$3.9M
$1M - $10M
87
$26M
$50M - $100M
87
$50M - $100M
87
$50M - $100M
87
$25M - $50M
87
$25M - $50M
87
$50M
$50M - $100M
87
$50M - $100M
87
$50M - $100M
87
$500M - $1B
87
$1M - $10M
87
$1M - $10M
87
$1M - $10M
87
$50M - $100M
87
$44M
$50M - $100M
87
$50M - $100M
87
$62M
$50M - $100M
87
$1M - $10M
87
$25M - $50M
87
$25M - $50M
87
$6.9M
$25M - $50M
87
$50M - $100M
87
$22M
$10M - $25M
87
$46M
$50M - $100M
87
$10M - $25M
87
$1M - $10M
87
$1M - $10M
87
$10M - $25M
87
$100M - $250M
87
$1M - $10M
87
$100M - $250M
87
<$1M
87
$10M - $25M
87
$1M - $10M
87
$50M - $100M
87
$100M - $250M
87
$1M - $10M
87
$25M - $50M
87
$25M - $50M
87
$25M - $50M
87
$2.7M
<$1M
87
$25M - $50M
87
$50M - $100M
87
$50M - $100M
87
$68M
$50M - $100M
87
$50M - $100M
87
$10M - $25M
87
$10M - $25M
87
$6.6M
<$1M
87
$10M - $25M
87
$46M
$100M - $250M
87
$40M
$500M - $1B
86
$10M - $25M
86
$1M - $10M
86
$10M - $25M
86
$100M - $250M
86
$500M - $1B
86
$1.3M
$25M - $50M
86
$50M - $100M
86
$50M - $100M
86
$10M - $25M
86
$1M - $10M
86
$100M - $250M
86
$38M
$25M - $50M
86
$9.2M
$25M - $50M
86
$100M - $250M
86
$23M
$1M - $10M
86
$25M - $50M
86
$25M - $50M
86
$1M - $10M
86
$1M - $10M
86
$100M - $250M
86
$25M
$25M - $50M
86
$25M - $50M
86
$1B - $10B
86
$50M - $100M
86
About companies using Mailgun
Why target companies using Mailgun?
Mailgun is a Marketing automation & email technology. Companies running these platforms are active buyers of martech, data, agencies and content. Companies on the list include C2C Resources, CI Web Group and Codesphere.
Which industries use Mailgun the most?
Among companies using Mailgun on LeadIQ, the most common industries are IT Services and IT Consulting, Software Development, Financial Services, Insurance, Real Estate and Retail. Narrow your list to the industry you sell into from there.
Where are companies using Mailgun located?
Companies using Mailgun are most often headquartered in the United States, the United Kingdom, Canada, Australia, France and Germany.
What other Marketing automation & email technologies do companies use?
Prospecting the wider Marketing automation & email space? Related technologies with their own company lists include Mailchimp, Vimeo, Pardot and Amazon Simple Email Service.
How do I reach decision makers at companies using Mailgun?
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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