He was born in Tarlac, Philippines on March 20, 1938.
Bienvenido graduated from The University of The East and received a bachelor's degree in accounting.
He married Celia Celestino Salas on December 30, 1961.
Bienvenido worked in accounting for ABC. He was a member of Lion's Club International and had a passion for golf, boxing, and dancing.
He is survived by his wife of 64 years Celia Celestino Salas, his sister Anita, his children; Joselito (Rowena) Salas, Bienvenido (Sandra) Salas Jr., Maria Antonietta (Ronaldo) Geronimo, and Maria Cynthia Salas. His grandchildren; Brandon (Haven) Geronimo, Olivia Salas, Nicholas (Amber) Geronimo, Matthew Geronimo, Emily Salas, Antonio Salas, Emilio Salas, and Brianna Geronimo. His great grandchildren; Juliette Geldmaker Salas, Kai Bien Geronimo, and Lola Celeste Fernandez Salas.
Bienvenido was preceded in death by his siblings; Francisco, Lourdes, Elisa, Leonardo, and Eduardo.
A visitation will be held at Woodlawn Memorial Park & Funeral Home, 400 Woodlawn Cemetery Road, Gotha, FL 34734, US, on October 21, 2026, from 4:00 pm to 9:00 pm.
The Funeral Service will take place at Holy Family Catholic Church, 5125 S Apopka Vineland Rd, Orlando, FL 32819, US, on October 22, 2026, from 11:00 am to 12:00 pm.
The Committal Service will be held at Woodlawn Memorial Park & Cremation Gardens, 400 Woodlawn Cemetery Road, Gotha, FL 34734, US, on October 22, 2026, from 1:00 pm to 1:30 pm.