{"listing":{"listing_type":"company","name":"Mailgun","slug":"mailgun","tagline":"Email API service.","description":"Mailgun is a developer-focused email delivery platform that empowers companies to send, receive, and track transactional and marketing emails through an API.  \n\nFounded in 2010, Mailgun became a Y-Combinator success story later acquired by Rackspace. In February 2017, Mailgun spun back out as a standalone business focused on building best-in-class email deliverability solutions. We are headquartered in San Antonio with remote teams in San Francisco and Austin. Customers like Slack, Lyft, Github, and Reddit rely on Mailgun to deliver email to their customers.\n\nMailgun is a Y Combinator company (Winter 2011). YC-listed status: Acquired.","url":"https://www.mailgun.com/","is_stealth":false,"normalized_domain":"mailgun.com","normalized_url_key":"mailgun.com","parent_slug":null,"parent":null,"type_data":{},"logo":null,"links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/mailgun","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://www.mailgun.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://www.mailgun.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Engineering, Product and Design","API","Email"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T05:35:29.166Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2011","API","Email"],"one_liner_for_search":"Mailgun — Email API service. (Y Combinator Winter 2011)","canonical_facts":["Y Combinator batch: Winter 2011","YC company status: Acquired","Team size (per YC directory): 51","YC industry: B2B","YC subindustry: B2B / Engineering, Product and Design","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T05:35:29.166Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"api","name":"API","note":null,"profile_url":"/industries/api"},{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"email","name":"Email","note":null,"profile_url":"/industries/email"},{"kind":"industry","slug":"engineering-product-and-design","name":"Engineering, Product and Design","note":null,"profile_url":"/industries/engineering-product-and-design"}]}}