Filius corporation is a minority-owned, woman-owned small business that provides a wide range of services to the u. s.Federal government, particularly the department of defense and civilian agencies.Filius, llc offers innovative solutions and services to meet diverse business needs.Find filius (noun) in the latin online dictionary with english meanings, all fabulous forms & inflections and a conjugation table:Filius, filii, filio, filium, filii, filiorumFilius advisory and assistance services (a&as) for the department of defense and civilian agencies encompass a range of support services designed to assist military and civilian personnel in various …