UBC
From superman.nu: Supermanica
The television network that is the main ratings rival of WGBS.
Samuel Tanner is the president of the United Broadcasting Company. (Act No. 458/1, Apr 1976: "Make me a Super-Hero!"; and others).
At various times, UBC has also employed Lola Barnett, Les Vegas, Dr. Peter Silverstone, and even Superman.