AmTrav - AmTrav is a travel management solution that offers expense management integration, online booking tools to help booking process, travel consultant service, and more.
Expensify - Import expenses directly from a credit card to create free expense reports quickly. Approve reports online and reimburse directly to a checking account with one click.
Concur - Automated travel and expense management - your employees, travel managers and finance, too.
Notilus - Notilus offers business travel expense management solution.
Abacus - Expenses without the 'expense report'
Egencia - Egencia is a corporate travel management system.