Harold Pinter | Harold Wilson | Harold Macmillan | Harold Bloom | Harold Godwinson | Ed Koch | Harold Lloyd | Harold Stassen | Harold Prince | Robert Koch | J. Harold Ellens | Harold Holt | Sir Harold Hillier Gardens | Harold Washington | Harold Hitz Burton | Harold Alexander, 1st Earl Alexander of Tunis | Harold Peto | Harold & Kumar Go to White Castle | Harold Arlen | Harold | Heckler & Koch MP5 | Harold Budd | Harold Eugene Edgerton | Harold Bauer | Howard W. Koch | Harold von Schmidt | Harold Robbins | Harold Laski | Harold Gould | Harold Gillies |
His only son Harold Koch took over from his dad as head of the firm and established the companies ties to Major League Baseball beginning in the 1950s.