Peter Weinberg
…a janitor at the firm in 1907 and rose to be a senior partner for over 30 years. He is known to be “the father of the Modern Goldman Sachs.” His uncle John L. Weinberg was a senior partner of the firm from 1984 to 1990. His father, Sidney J. Weinberg, Jr. was a senior partner and his cousin, John S. Weinberg was also…