beneficial owner
natural person or persons who ultimately owns or controls an interest in a legal entity or arrangement
en-US/ˌbɛnəˈfɪʃəl ˈoʊnɚ/
en-GB/ˌbɛnɪˈfɪʃl ˈəʊnə/
natural person or persons who ultimately owns or controls an interest in a legal entity or arrangement