Add On for Member Registration In Savings Credit Co-operative?

[raycom]

There is a new emerging trends for small scale Micro financial institutions commonly called SACCO. One thing about them is the fact that i happen to be in that field and have been looking for a better add on that can simulate seamlessly the ability of a member registration form that can be used to gather member data fields and uploading of documents that can be previewed and easily integrated with Joomla. I would like to hear your opinion on the same