Check this sites product index:
http://www.wagner.com/site/sitemap.html

Maybe somestuff there. Make a list of your requirements, Leasing, amortization, and etc., then start shopping. Asking others in your industry what they use, or industry specific journals, are also good places to start!

This news group has some of the best people in the business. If you and your technical people want to put something together in house, UT is a great resource.

HTH
T