During World War I, Jules Bache donated money to the American Field Service in France, and his wife was the honorary treasurer of the "War Babies' Cradle," a charity that provided aid for mothers and children in distress in war-torn Northern France and Belgium to provide them with food, clothing, heating fuel, and medical care.

His equity in these companies was held by his Bahamas-based corporation, which allowed him to legally avoid some of the high personal U.S. surtaxes, a fact for which he would be publicly criticized as a result of the Federal investigations during the 1930s into the causes of the 1929 Wall Street Crash.

A major shareholder in Dome Mines Limited, Bache served as company president from 1919 until 1942 and was Chairman of the Board at the time of his passing.

A supporter of American theatre and Broadway, Jules Bache helped found the New York branch of the Escholier Club in 1941.Bache married Florence R. Scheftel on May 23, 1892, and they had two daughters.

[8][9] His granddaughter, Muriel Bache Richards, married Francis Warren Pershing, the son of General John J.

In addition to his high profile in the business world, Jules Bache would also become well known for his art collecting, which received much press attention in 1929 when he purchased the portrait of "Giuliano de Medici," then attributed to Raphael.