Don't take advice from the internet. Talk to a lawyer who has experience with business start-ups and is willing to consult with an immigration attorney if that ends up mattering.
In general, having a Green Card making you the same as a citizen when it comes to taxes, liability, etc. So it's actually more a business-specific and personal finance specific question as a founder.
You probably want to establish a corporation regardless. California is pricey for LLCs but other states like NY are actually dirt cheap to establish. You can do more complex incorporation but only an attorney can really tell you what makes sense.
In general, having a Green Card making you the same as a citizen when it comes to taxes, liability, etc. So it's actually more a business-specific and personal finance specific question as a founder.
You probably want to establish a corporation regardless. California is pricey for LLCs but other states like NY are actually dirt cheap to establish. You can do more complex incorporation but only an attorney can really tell you what makes sense.