Platt was a key supporter of and fundraiser for Cedars-Sinai Medical Center, the Jewish Federation of Los Angeles, the Jewish Home for the Aging, the City of Hope National Medical Center and the UCLA Foundation.
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Herman Platt was chief executive of the multi-million dollar national retail chain, Platt Music Corporation, started in 1905 by Platt's father, Benjamin Platt, until 1984 when he became chairman of the executive committee.
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The Benjamin Platt Papers (Collection 929) is located in the Department of Special Collections, Charles E. Young Research Library, University of California, Los Angeles.
Platt Music Corporation, where Herman Platt, (1909–2005), son of Benjamin Platt served as president and CEO from 1956 until 1984, was a private company that leased space in department stores such as The May Department Stores Company, otherwise known as Robinsons-May, and sold consumer electronic products.
Herman Melville | Woody Herman | Herman's Hermits | Herman Wouk | Herman Hollerith | Edward S. Herman | Herman Daly | Herman Van Rompuy | Herman Dune | Herman Brood | Charles A. Platt | Platt Brothers | Michael Platt | Herman Willem Daendels | Herman Gorter | Herman Finck | Herman Boerhaave | Herman | Herman Wirth | Herman Rarebell | Herman Kahn | Herman Brusselmans | Tony Platt | Platt Amendment | Pee-Wee Herman | Oliver Platt | Michael Platt (rugby league) | Herman Wallace | Herman van Veen | Herman Talmadge |