Dependents can be your spouse and children under 21 years of age only. She would need her own process (her source of funds can be her own or a gift). Construction and real estate can work, but job creation will be an important consideration that we would need to work on with the assistance of EB-5 economists that we have strong relationships with.
Real estate residential and commercial construction and operations can be the basis for the required jobs being created. If you are the investor you cannot petition for your child who is already 21 years of age.