Mailgun is a developer-focused email delivery platform that empowers companies to send, receive, and track transactional and marketing emails through an API. Founded 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. Mailgun enables developers to tightly integrate email into their apps, i.e. give real email mailboxes to their users, their web pages or any objects in their apps. Customers like Slack, Lyft, Github, and Reddit rely on Mailgun to deliver email to their customers.
SendGrid has developed a cloud based service that solves the challenge of email delivery by delivering emails on behalf of companies. SendGrid eliminates the complexity of sending email, saving time and money, while providing reliable delivery to the inbox. With over a decade of thought-leadership backed by a stellar record of delivering email, SendGrid is climbing to new heights.
Valimail provides the first and only truly automated email authentication solution for brand protection and anti-fraud defense. Valimail's patented, standards-compliant technology provides an unrivaled one-click solution for DMARC enforcement to stop phishing attacks, increase deliverability, and protect organizations’ reputations. Valimail authenticates billions of messages a month for some of the world's biggest companies in finance, government, transportation, health care, manufacturing, media, technology, and more.