If you happened to be lucky enough to have a Box account, which can be considered an Enterprise Level DropBox, here’s how to connect to it in Finder.
Open Finder and press <command>-k to bring up the Connect to Server window.
Enter the URL https://box.net/dav and click on the Connect button.

After a few seconds, you will be prompted to enter you username & password. Use you existing Box userid and password.

When successfully connected, you should see box.net entry in you Shared section of Finder, if depending on your settings, a little remote drive icon called dav.

If you right click on it and choose Get Info, you should see something like the following image, with the format being WebDAV (Secure)
