SUNNYVALE, Calif., Feb. 2, 2004 – Fortinet – the only provider of ASIC-powered, network-based antivirus firewall systems for real-time network protection – will be presenting at the Thomas Weisel Partners Tech 2004 Conference in San Francisco on February 4 at the Fairmont Hotel. President and chief executive officer Ken Xie will address key institutional investors and analysts at 10:20 a.m. PST on the company's leading security technology, rapid market acceptance, and key plans for 2004 and beyond. Of the more than 140 companies scheduled to present at the conference, Fortinet is one of only a small number of privately held companies participating in the by-invitation-only event.

Thomas Weisel Partners is a merchant bank providing investment banking, institutional brokerage, private client services, private equity investing and asset management exclusively focused on the growth sectors of the economy. The Firm's distinctive competence is combining deep domain expertise with bulge bracket execution capability. The team at Thomas Weisel Partners has approximately 500 employees, including 64 partners, and is headquartered in San Francisco with additional offices in New York, Boston and Menlo Park.