Stannp - Stannp helps to create and send postal Direct Mail campaigns: letters or postcards.
Sendoso - Sendoso’s B2B engagement platform helps companies accelerate sales and retain customers with gifts and rewards.
Lob - A simple API to integrate print & mail solutions into your applications.
Alyce - Send a perfectly matched corporate gift to anyone 🎁 🤖
Docsmit Mail - Send USPS Certified, Priority and First Class mail from Windows, Word or Web. API too.
Printfection - Printfection provides online marketing tools that let businesses buy, manage, and send promotional products.