FOR IMMEDIATE RELEASE
Contact:
Sean Manne
Vanson HaloSource
(425) 881-6464
smanne@vanson.com

Mark Firmani
(206) 443-9357
Firmani & Associates
mark@firmani.com

Vanson HaloSource Expands Leadership Ranks
New CFO, heads of biomed, home and personal
products join bioscience company

October 21, 2002
(Redmond, Washington) — Vanson HaloSource today announced three senior officers have joined the company to direct financial activities and lead the company's growth in the biomedical and home and personal care markets. Michael K. Anderson is the company's new chief financial officer; T. Loran Van Noy takes on the role of general manager and vice president of the biomedical division; and Ken Jacobs is the new general manager and vice president of home and personal products.

As the former CFO of MedManage Systems, Inc., a pharmaceutical information services provider, and the Americas division of Getty Images, Anderson has significant experience directing strategic financial activities, venture financing, and product launches for leading Northwest companies. Van Noy is a veteran chief executive and president of medical technology, clinical information and other health-related companies. Prior to joining Vanson HaloSource, he served as a consultant providing healthcare market analysis to venture capital firms. Jacobs, an experienced finance and marketing professional, most recently led successful efforts to increase market share and streamline production facilities as general manager for the Northwest baking division of Bestfoods.

"Mike, Loran and Ken bring a wealth of expertise and insight in their respective fields," said Jerry Wetherbee, CEO of Vanson HaloSource. "With the addition of these professionals to the Vanson HaloSource team, we are well on our way to becoming one of the leading bioscience companies in the Northwest."

About Vanson HaloSource
Vanson HaloSource is a bioscience company that employs chitin/chitosan- and N-halamine-based technologies to create innovative solutions for a wide range of customer applications. With facilities in Redmond and Raymond, Wash., the company combines expertise from chemists, biochemists and microbiologists to manufacture products and ingredients to serve the water treatment, biomedical, home and personal care markets. It leverages cutting-edge processes to refine chitin and chitosan for water-clarification and various consumer products. With N-halamine technology, the company is developing antimicrobial and antiviral filters, coatings and textiles to purify water and improve sanitation in homes, healthcare settings and a multitude of environments. The company investors include Alexander Hutton Venture Partners, Buerk Craig Victor LLC, and Britannia Holdings as well as other institutional and private investors. More information is available at www.vanson.com.