3 ms·I'm from Spain. My F1 visa allows to me work for my own business for 29 months.by eduardo_f 16y agoI'm from Spain. My F1 visa allows to me work for my own business for 29 months.pmjordan 16y agoThat's great if you happen to be studying in the US, but I suspect it's not going to work for those of us who would like to work on our startups full time.eduardo_f 16y agoYou can work on your startup full-time on an F1 visa after you complete your studies in the US.