List of Companies Using Mailgun
Prospecting companies using Mailgun? Here they are, biggest first, including Kansas City Zoo & Aquarium, MasonMac and OTJ Architects. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
283
$250M - $500M
283
$100M - $250M
283
$5M
$100M - $250M
283
$25M - $50M
283
$355M
$100M - $250M
283
$100M - $250M
283
$1M - $10M
283
$1M - $10M
283
$50M - $100M
283
$22M
$10M - $25M
283
$1M - $10M
283
$10M - $25M
283
<$1M
283
$100M - $250M
282
$100M - $250M
282
$1.5M
$10M - $25M
282
<$1M
282
$50M - $100M
282
$250M - $500M
282
$100M - $250M
282
$173M
$50M - $100M
282
$100M - $250M
282
$25M
$250M - $500M
281
$10M - $25M
281
$500M - $1B
281
$10M - $25M
281
$50M - $100M
281
$50M - $100M
281
$1M - $10M
281
$25M - $50M
281
$50M - $100M
281
$2.5M
$250M - $500M
281
$10M - $25M
281
$100M - $250M
281
$100M - $250M
281
$100M - $250M
281
$25M - $50M
281
$1M - $10M
280
$100M - $250M
280
$10M - $25M
280
$11M
$500M - $1B
280
$25M - $50M
280
$100M - $250M
280
$50M - $100M
280
$180M
$100M - $250M
279
$250M - $500M
279
$221M
$250M - $500M
279
$50M - $100M
279
$250M - $500M
279
$50M - $100M
279
$500M - $1B
279
$50M - $100M
279
$25M - $50M
279
$10M - $25M
279
$100M - $250M
279
$14M
$10M - $25M
279
$100M - $250M
278
$200M
$100M - $250M
278
$10M - $25M
278
$1M - $10M
278
$250M - $500M
278
$25M - $50M
278
$100M - $250M
278
$1B - $10B
278
$50M - $100M
278
$100M - $250M
278
$250M - $500M
278
$100M - $250M
278
$1M - $10M
278
$500M - $1B
277
$50M - $100M
277
$100M - $250M
277
$100M - $250M
277
$10M - $25M
277
$151M
$1M - $10M
277
$25M - $50M
277
$25M - $50M
277
$50M - $100M
277
$100M - $250M
277
$50M - $100M
276
$100M - $250M
276
$1M - $10M
276
$584M
$25M - $50M
276
$50M - $100M
276
$500M - $1B
276
$50M - $100M
276
$1M - $10M
276
$100M - $250M
276
$40M
$100M - $250M
276
$100M - $250M
276
$220K
$100M - $250M
275
$10M - $25M
275
$250M - $500M
275
$10M - $25M
275
$250M - $500M
275
$100M - $250M
275
$100M - $250M
275
$25M - $50M
275
$10M - $25M
275
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 Kansas City Zoo & Aquarium, MasonMac and OTJ Architects.
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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