Tripcatcher - Tripcatcher is a mileage app to keep track of travel expenses.
Concur - Automated travel and expense management - your employees, travel managers and finance, too.
Certify - Travel and Expense Report Management Software
NexTravel - NexTravel helps companies save time and money on travel. Book travel, manage employees and track expenses.
Egencia - Egencia is a corporate travel management system.
Traxo - Traxo is a online travel tool that helps users automatically create and keep travel itinerary up-to-date.