Depending on a variety of factors including whether there are spouses involved who would like to work and whether multiple founders and/or employees will need work authorization, the options are the O-1 and the L-1. (The E-1 and E-2 are unavailable to Indian citizens.) There's also hope that the Biden Administration will revive Obama's International Entrepreneur Rule (or IER). This likely would be the best option for many founders but we'll have to see.