Twilio SendGrid is a leader in customer communications. Our trusted, cloud-based email delivery platform helps marketers and developers send with confidence. We are trusted by over 80,000 global customers, big and small, to drive engagement and growth through their email program. In addition to our award-winning API, SendGrid’s Marketing Campaigns offers powerful, one-to-many sending, straightforward segmentation, flexible and frustration-free campaign editing and actionable analytics.