Frank Gustave Zarb (born February 17, 1935)[1] is an American businessman and former Republican politician.

As a teenager in Flatbush, Brooklyn, he graduated from a vocational high school with a mechanic's certification.

[2] Leaving that post in 1962, he became a general partner at Goodbody & Co..[2] In 1969 he became the executive vice president of CBWL-Hayden Stone.

In 1971, Zarb went into public service, serving first as Assistant Secretary of Labor (1971–1972), then as Associate Director of the Office of Management and Budget (OMB) (1973–74).

Shortly after crafting the Long Island Power Authority (LIPA) purchase of Long Island Lighting Company (LILCO) in 1998 (as the Chairman of LIPA), Zarb became the Chairman and CEO of the National Association of Securities Dealers (NASD) from 1997 to 2001, and head of the NASD's stock exchange, the NASDAQ.