Brook Lenfest is a veteran of the cable and broadband industry. He is the chairman of NetCarrier, Inc., a leading integrated communications service provider based in Lansdale, Pennsylvania, and a general partner with Mariner Commercial Properties, Inc. Brook J. Lenfest balances a growing career with a conviction to giving back to the community by focusing on its education resources. Brook co-founded a Philadelphia based charter school system, Mastery Charter Schools, that now operates four high-performing middle/high schools. In 2000, Brook (a former Penn State student) and his wife, Dawn, created a charitable foundation, The Brook J. Lenfest Foundation, which helps disadvantaged students in the greater Philadelphia Region. The grants enable recipients to pursue their dreams through educational opportunities.