Angel Sy was first discovered through TV commercials like Lucky Me, Purefoods Hotdog, Nestle Mineral Water, Vaseline and Lemon Square. She was also seen in TV series like "Calla Lily" as Bing-bing, "Star Magic Presents: Family Pictures" as Butchay, "Da Adventures of Pedro Penduko" as Kerubin, "Pangarap na Bituin" as Young Emerald, "Princess Sarah" as Eidelweiss, "Komiks Presents: Varga" as Olga, "Kambal sa Uma" as Young Ella, "The Wedding" as Shirley and "Tanging Yaman" as Young Fina.