Sourcefire Inc.

Todd Headley joined Sourcefire in April of 2003 and serves as its Chief Financial Officer. He is responsible for financial, legal, personnel, IT and administrative matters for the company. Prior to joining Sourcefire, Todd held similar positions at privately held companies in the Washington, D.C. area. He was CFO for BNX, a network access management company; CFO of Riverbed Technologies, an enterprise wireless applications company, VP & Controller at Roadshow International, a supply chain execution company and Controller at POMS Corporation, a manufacturing supply chain execution company. Additionally, Mr. Headley served as CFO for FBR Technology Venture Partners, a Virginia-based venture capital firm. Mr. Headley has helped build and guide companies from their early stages through significant growth periods, including their eventual sale to publicly traded companies. Todd has extensive international operations experience and began his career at Arthur Andersen in 1985 as an auditor in their Enterprise Group. Todd is a CPA and holds a bachelor's degree from Virginia Tech. ^ top

Before joining Sierra Ventures, Tim was the Vice Chairman and Executive Vice President with Epiphany; the chairman, CEO and co-founder of Octane Software; Vice President of Field Operations, Product Marketing with Scopus Technology; and was part of the information technology team with LSI Logic. Tim holds a Bachelor of Science degree in Electrical Engineering from Punjab Engineering College, India, and a Master's degree in Engineering and Operational Research from Virginia Tech.

Vispi Daver is a Partner at Sierra Ventures, a private venture capital firm located in Menlo Park, California. The firm invests in Information Technology companies based in the United States, Canada, China and India. Vispi focuses on the firm's investments across software sectors and is responsible for the firm's cross-border investment strategy in India. His other investments at Sierra include Razorsight, MakeMyTrip.com, Approva, Code Green Networks, Greenplum and ClearApp. Prior to Sierra Ventures, Vispi was in the Corporate Development group at Network Associates (McAfee, Inc.), a large-cap public company in infrastructure software. His responsibilities included implementing corporate M&A objectives on both strategic acquisitions and divestitures of non-core product lines. He was also responsible for managing the company's portfolio of strategic investments. Prior to McAfee he ran product management for myCIO.com, a company that pioneered the delivery of desktop software online through the Internet. myCIO