CalPrint - CalPrint uses your existing reminders and calendar entries on your iPad or iPhone (Exchange, iCal and Google Calendars etc.
Printix - Printix is a cloud-based print management platform.
Air Sharing - Air Sharing lets you bring your documents with you — without bringing your computer.
PrinterLogic - PrinterLogic is an enterprise print management software.
Print - Developers of application solutions for the iPad & iPhone. 'Printing on the iPhone: “There's an App for that” - Print & Share' as featured in Apple's “Office” iPhone commercial
directprint.io - Printer management for Chromebooks & Windows.