HOCHTIEF AKTIENGESELLSCHAFT VORM GEBR. HELFMANN is a Hong Kong company now renamed as HOCHTIEF AKTIENGESELLSCHAFT. This page displays the Chinese name, English name, registration number, business registration number, company status, change history, establishment date, name change date of HOCHTIEF AKTIENGESELLSCHAFT VORM GEBR. HELFMANN. It has been operating for 29 year 11 month 9 days.