Leonard Bosack is an American businessman who has a net worth of $200 million. Born in Pennsylvania in 1952, he attended the University of Pennsylvania as well as Stanford University where he received his Master's degree in Computer Science and is the co-founder of Cisco Systems. He was married to Sandra Lerner, who is also a co-founder of the multinational corporation. In 2009, he received the Computer Entrepreneur Award and played a key role in commercializing of local area network, also known as LAN. He is currently the CEO of XKL after resigning from Cisco in 1990. He created a charitable trust fund with seventy percent of the share received from the sale of Cisco.
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