DWLS, broadcasting as Barangay LS 97.1, is a radio station owned and operated by GMA Network. It serves as the flagship station of Barangay FM. The station's studio is located at the 3rd floor of GMA Network Studio Annex, EDSA corner GMA Network Drive, Diliman, Quezon City, and its transmitter is located at GMA Tower of Power, Brgy. Culiat, Tandang Sora, Quezon City.

GMA Network Inc., commonly known as GMA, is a Philippine media company based in Diliman, Quezon City, Philippines. It is primarily involved in radio and television broadcasting, with subsidiaries dealing in various media related businesses. The majority of its profits are derived from publicity and marketing incomes associated to television distribution.