It pretty much wants to take over the San Fernando Valley with respect to both the residential and commercial real estate markets, and the cornerstone of that effort is a re-branding with Century 21, the global real estate giant, and the acquisition of other players in the area. The transformation began in September, when the Warner Center-based company became franchisees of Century 21 and changed the name of its units to Century 21 Peak and Century 21 Peak Commercial.