About Us TransNational Legal Service , P.C. is a law firm with unmatched resources to provide immigration services to USA by highly qualified and experienced immigration attorneys, who have been providing unique immigration services and Citizenship and Naturalization services in USA immigration to clients since the firm started operations in 1994. We have served our clients, multinational corporations to individuals, on thousands of USA immigration petitions including but not limited to temporary work visas USA Citizenship and Naturalization and family and employment based usa Green Cards. Our team of attorneys and highly skilled legal USA immigrationassistants specialize on all aspects of United States and Canadian immigration, along with experience in obtaining temporary foreign work visas in a variety of countries.