Lehman led investment bank Lehman Brothers from 1925 until his death in 1969.

He helped finance the growth of companies including Pan American World Airways, and arranged the 1928 deal that led to the creation of film studio RKO.

• He served as chairman of the board of the Metropolitan Museum of Art.

• After his death, nearly 3,000 works from his art collection were donated to the Metropolitan Museum of Art, where they are housed in the Robert Lehman Wing, opened in 1975.