>Are you referring to the initial VS startup or the time taken to load a solution ?

Initial VS startup.

>IAC, there are a few suggestions here (for VS2013) but they might help with VS2015 :
>
>http://stackoverflow.com/questions/18360453/why-does-it-take-sooo-long-to-load-my-solution-in-visual-studio
>http://stackoverflow.com/questions/19617670/why-vs-2013-is-very-slow

I removed all extensions but the ASP.NET ones and this did not help.

When reading your message, I tried "Tools->Options->Source Control->Plug-in Selection->None" and that seems to help.

Thanks