“There are very few services in the U.S. that allow non-U.S. citizens to open accounts without a Social Security number, so our focus is not only giving them the best cross-border digital banking service, but one that is also very tightly integrated into a credit platform. Anyone opening a bank account with us is eligible for a whole bunch of credit products,” Mittal told TechCrunch.

https://techcrunch.com/2020/05/07/stilt-which-provides-financial-services-for-immigrants-raises-7-5-million-seed-round/