Question: Which British entertainment company did this English reality television judge and producer, entrepreneur, and philanthropist whose British TV talent competition series spawned the Portuguese version with the hosts Bárbara Guimarães, João Manzarra, Carolina Torres and Tiago Silva found?
Sentence (from "Factor X (Portuguese TV series)"): The first episode premiered on October 6, 2013 hosted by Bárbara Guimarães, João Manzarra, Carolina Torres and Tiago Silva.
Relevant evidence: Yes