David has over 15 years of experience in IT industry in designing and implementing Microsoft Solutions ranging from small to enterprise customer. He also has experience in designing and developing Microsoft Unified Communications, Collaboration and Office 365 solutions with focus on Exchange, Lync & SharePoint as well as strategic migration planning in complex business environments. He is specializing in architecture and design of Lync Voice deployments. He has been actively involved in various speaking engagements, the recent being the sessions on Lync On-Premise and Office Interoperability in September 2011 and Office 365 Introduction in November 2011. In recognition of his high-quality real-world technical excellence with the community and with Microsoft, David received the prestigious Microsoft Most Valuable Professional (MVP) Award in April 2011.