Deloitte refers to a number of of Deloitte Touche Tohmatsu Confined, a United kingdom non-public organization confined by assurance ("DTTL"), its network of member firms, as well as their associated entities. DTTL and each of its member firms are legally separate and impartial entities. DTTL (also often called "Deloitte International") https://digirence.org/rtx-4000-vs-5000/