Captus Networks Appoints Joseph R. Williams CFO and Vice President, Finance.

Business Editors/High-Tech Writers

WOODLAND, Calif.--(BUSINESS WIRE)--Aug. 9, 2001

Captus Networks, the leader in protecting networks from Denial of Service (DoS) attacks, today announced it has appointed Joseph R. Williams as chief financial officer and vice president, finance. In his new positions, Williams is responsible for overseeing all of Captus Networks' financial operations, including administration, venture funding, mergers and acquisitions, and initial public offering activities.

Williams brings to Captus more than 25 years of financial management experience from software, laser, semiconductor, and other high-technology companies. Most recently, he was CFO at Blue Fox, Inc., a start-up semiconductor manufacturer, where he completed a $3.4 million bridge financing and $18 million Series A venture-financing round. Prior to that, he held progressively senior financial management positions at Coherent, Inc., the world's leading laser manufacturer, culminating in a five-year tenure as vice president, finance. His achievements at Coherent included successful completion of numerous mergers with domestic and international companies, enabling Coherent to grow to a billion-dollar valuation.

"Joe Williams' tenure in this evolving market space is directly relevant to taking Captus Networks to its next stage of development," said Richard G. Helgeson, Captus' president and CEO, to whom Williams reports. "He has a solid record of achievement in every area of the financial operations of high-technology companies, and in ensuring sustainable, profitable growth. Joe will be a tremendous asset in moving our company forward."

"Captus Networks is fast establishing a solid position in the network security business, and I'm proud to join its seasoned executive team," Williams said. "I believe that my extensive hands-on experience in financial operations, significant portfolio of completed mergers and acquisitions, and intensive work in the areas of venture funding and technology IPOs will enable me to make a strong contribution to Captus' profitable growth."

Williams is a Certified Public Accountant and has pursued executive MBA studies at Dartmouth University. He holds a bachelor's degree in accounting from Southwest Texas State University.

Captus Networks

Captus Networks Corp. is an innovative, privately held company that designs, manufactures and markets integrated security hardware devices. In June 2001, Captus Networks closed a second round of financing, receiving $17.6 million from GMS Capital Partners, LP, St. Paul Venture Capital, Celerity Partners, H.I.G. Ventures, and several individual investors. In its initial round of funding in May 2000, the company raised $3.5 million in venture capital from GMS Capital Partners. Captus Networks' vision is to be the preeminent supplier of high performance, integrated network security devices and services for the e-business marketplace. The company's executive offices are located in Woodland, Calif., near Sacramento. Captus Networks can be contacted on the World Wide Web at www.captusnetworks.com or by calling 877/9-CAPTUS.

Note to Editors: CaptIO is a trademark of Captus Networks. All other company and product names may be trademarks of the company with which they are associated.