William A. DeMartini is Senior Vice President of Consulting Services at TSG. Mr. DeMartini is responsible for strategic and advanced information technology planning, design, assessment, and project management for global LAN/WAN deployments in the Professional Services practice area.

Mr. DeMartini is also responsible for the creation of intellectual property at the forefront of information and communication technologies at TSG. He spearheads TSG's standards of service in project management, network lifecycles, configuration management, and engineering services through deployment of best practices, methodology, and tools. William DeMartini is also Subject Matter Expert on internetworking technologies and systems design and analysis.

Prior to joining The Signature Group, William DeMartini was a Vice President of Citicorp. He also held senior management positions and network engineering positions with Booz-Allen & Hamilton and several international law firms in the Washington, D.C., area. Mr. DeMartini's network architecture and design experience has involved over 500 projects spanning twenty-five countries. William DeMartini has been published internationally for his technology designs.