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Mr. Grubman formed Magee Group, LLC in 2003, and began business operations in 2004, providing strategic consulting for telecom and technology companies, especially focusing on those companies developing enabling applications/technologies in the IP, wireless, broadband and next generation network areas. Magee Group provides advisory services on business development, technology focus and product planning, and strategic positioning for early stage companies developing products for the carrier and enterprise-end markets.

Mr. Grubman worked on Wall Street from 1985-2002. He joined PaineWebber in 1985, as a telecommunications equity analyst and then joined Salomon Brothers in 1994, as their telecommunications equity analyst, with Salomon becoming Salomon Smith Barney in 1998 and eventually becoming part of Citigroup. He was a Managing Director at both PaineWebber and Salomon/SSB and was Head of Global Telecommunications Research at SSB.

Jack Grubman received a BA in Mathematics from Boston University in 1975 and an MS in Mathematical Statistics from Columbia University in 1977. He worked at AT&T from 1977 to 1985, first in AT&T Long Lines ('77-'82) doing econometric modeling for demand analysis and network construction projects as well as engineering and cost analysis for regulatory filings. From 1982 through 1985, Mr. Grubman worked at AT&T Corporate, first working on divestiture planning then on business and strategic planning for the post-divestiture AT&T.