Companies and other businesses are an important part of the Person of Interest universe, and some have made multiple appearances. This directory is a collection of fictional company and brand names that exist in the Person of Interest universe. Some of the domains mentioned in the show are registered by Warner Bros. In Person of Interest there are several companies that have been established as reliable in-universe brands: : Top - 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z