[3] In 1857, aged 16, he went to work as a clerk at Peter Wright and Sons, a Quaker shipping firm in Philadelphia.
[4] In 1888 he was promoted to president of the International Navigation Co.[5] Griscom was "without question, the key figure in American transatlantic shipping" by 1900.
[8] He remained as chairman, but was succeeded as president by J Bruce Ismay, who immediately removed headquarters to New York and reduced staffing levels.
In 1914 his widow erected a fountain in his memory in the Watch Hill section of Westerly, Rhode Island.
[10][11] Griscom married Frances Canby Biddle (1840-1923), from a prominent Philadelphia Quaker family, in 1862, and they had six children: