The TOKEN_OWNER structure contains the default owner SID that will be applied to newly created objects.
typedef struct _TOKEN_OWNER { // to 
    PSID Owner; 
} TOKEN_OWNER; 
 
GetTokenInformation, SetTokenInformation, SID, TOKEN_CONTROL, TOKEN_DEFAULT_DACL, TOKEN_GROUPS, TOKEN_INFORMATION_CLASS, TOKEN_PRIMARY_GROUP, TOKEN_PRIVILEGES, TOKEN_SOURCE, TOKEN_STATISTICS, TOKEN_TYPE, TOKEN_USER