SQL Server mode Session State mamnagement

Question

Hi Frds,
I am very new to Sessions
My application is Financial based....It is developed in ASP.net 3.5 using vb.net coding

This application in stateless nature...I want to updated this application with sql server mode using sessions

This application will inherit all the pages from Base page in which the credentials including company name and locarion name
comes from login screen

I want to maintain sessions fro this variables in order to work in mutilple user environment

Any help is appreciated..

Thanks,

Kishore.j