Herman Platt was an American business executive and philanthropist. He and his wife endowed the Marjorie and Herman Platt Gallery. Platt was also the president of Sinai Temple (Los Angeles, California)

Sinai Temple (Los Angeles, California)

Sinai Temple in the Westwood district of Los Angeles, California is the oldest and largest Conservative congregation in the greater Los Angeles area. Architect Sidney Eisenshtat designed the current synagogue building, constructed in 1956 and expanded in 1998...

 for two years. Platt was the president of Vista del Mar Charities and was one of the men responsible for creating Mount Sinai Memorial Park Cemetery

Mount Sinai Memorial Park Cemetery

Mount Sinai Memorial Parks and Mortuaries refers to two Jewish cemeteries in the Los Angeles, California metropolitan area. The original cemetery is located at 5950 Forest Lawn Drive in the Hollywood Hills of Los Angeles. The cemetery was originally established in 1953 by the neighboring Forest...

. In 2005, Mount Sinai named its chapel and administrative buildings after Platt. Platt was a key supporter of and fundraiser for Cedars-Sinai Medical Center

Cedars-Sinai Medical Center

Originally established as Kaspare Cohn Hospital in 1902, Cedars-Sinai Medical Center is a non-profit, tertiary 958-bed hospital and multi-specialty academic health science centre located in Los Angeles, California, US. Part of the Cedars-Sinai Health System, the hospital employs a staff of over...

, the Jewish Federation of Los Angeles, the Jewish Home for the Aging, the City of Hope National Medical Center

City of Hope National Medical Center

City of Hope National Medical Center, is a private, not-for-profit clinical research center, hospital and graduate medical school located in Duarte, California, United States...

 and the UCLA Foundation. The Platt family has an archive at the UCLA library. The Benjamin Platt Papers (Collection 929) is located in the Department of Special Collections, Charles E. Young Research Library

Charles E. Young Research Library

The Charles E. Young Research Library is one of the largest libraries at UCLA. It is named after the university's former chancellor of 29 years. Unlike the College Library which is geared towards undergraduates, this library is meant mainly for faculty and graduate students who wish to conduct...

, University of California, Los Angeles.

Members of the Platt family have been residents in Los Angeles since the 19th century. Herman Platt was chief executive of the multi-million dollar national retail chain, Platt Music

Platt Music

The Platt Music Corporation, founded by Benjamin Platt in 1905, was a national retailer specializing in selling consumer electronics goods through leased operations in 135 department stores including Marshall Field's, Bloomingdale's, The May Department Stores Company and Emporium-Capwell.Platt...

 Corporation, started in 1905 by Platt's father, Benjamin Platt

Benjamin Platt

Benjamin Platt was a philanthropist and founder of the Platt Music Corporation, which he started in 1905. Platt Music Corporation was a private company that leased space in department stores and sold consumer electric products...

, until 1984 when he became chairman of the executive committee.

Platt and his wife Margie had two daughters, attorney Cynthia Platt Flagg, and producer Nancy Platt Jacoby, as well as ten grandchildren.