What does "large" mean? Presumably you mean a lot of data versus a lot of users.
Using .Net should eliminate the problem of them not having MS Access. MS Access is the GUI part with some other additionally functionality, but is not required to actually access the data. However testing is always a good idea.
Member 8385949 wrote:
If all these other firms don't have Access, what other type of database should I
Alternatives really depend on exactly what the application is doing and what "large" means.