His elder brother was Archibald Morris Pell (who married Catherine Elizabeth Rutgers).
Robinson served as president of Mutual Life until his death in May 1849 after which he was succeeded by Joseph B.
In 1848, he became the New York agent of the Liverpool, London and Globe Insurance Company which had been founded in 1836.
[12][13] He continued to serve in that capacity, and as United States manager of the firm until his death in 1869.
[14][1] On April 9, 1829, Pell married Elizabeth Cruger (1809–1846), a descendant of the Schuyler family.