As Susan noted, startups sometimes run into problems proving they have the funds to operate a viable business. This include being able to pay market rate (prevailing) wages to the H-1B worker, plus other standard business expenses. It can be still be difficult to prove for startups that successfully close rounds of funding. This USCIStitled – “How Do I Sponsor an Employee for U.S. Permanent Resident Status” may be helpful.
We help startups deal with their visas / green cards needs all the time at. Our platform has immigration attorneys that offer flat-fee pricing and price quotes for the green card process. Good luck w/ everything.