He was a son of John and Sarah Chubb of St Pancras, Soper Lane, London.
[1] In 1882 Chubb and his son, Percy, opened a marine underwriting business in the seaport district of New York City.
They collected $1,000 each from 100 prominent merchants to start their venture, initially focusing on insuring ships and cargoes.
[3] His eldest son, Sidney, was also a partner until retiring in 1921 and moving to California, then Paris.
[14] In 1924, his son Hendon created the Victoria Foundation, named in honor of his late mother.