You would have to set up the business in the U.S. according to the laws of the state in which you will operate the business (registration, incorporation, tax identification, etc.). It will also have to comply with EB-5 regulations in regard to your investment and infrastructure. Retaining EB-5 counsel who coordinates with other professionals (corporate attorneys, in your case) would be very beneficial.
You may invest the $500,000 towards the creation of a new commercial enterprise so long as its located within a TEA and creates a minimum of 10 qualified full-time jobs. It is unclear whether the employees you might be bringing with you fit within the qualified job description. You have presented a complex question. More information is needed to provide you with a more specific answer. Please consult an EB-5 attorney.
You can accomplish your goals with the assistance of an EB-5 experienced attorney. You can invest your personal $500,000.00 funds into a new commercial enterprise in the US and if the required number of 10 full time jobs will be created you will first obtain the Conditional Permanent Residency status.