Sipex CEO to Speak at the Piper Jaffray Ninth Annual Semiconductor and Communications Conference

MILPITAS, Calif., May 4 /PRNewswire-FirstCall/ -- Sipex Corporation today announced that Ralph Schmitt, CEO of Sipex Corporation, will speak at 2:30 p.m. on Thursday, May 10, 2007 at the Ninth Annual Semiconductor and Communications Conference. The conference takes place at The New York Palace Hotel in New York, New York. Mr. Schmitt will cover the company's performance and strategy for future growth.

About Sipex Corporation

Sipex Corporation is an analog semiconductor company that addresses standard linear and application specific standard products (ASSP) for customer systems that are primarily targeted at the consumer, networking and industrial markets. The products are categorized into three synergistic areas of power management, interface and optical storage. Sipex is a global company with operations in Asia, Europe and North America. It is the mission of the company to create innovative analog products that enable customers to produce differentiated products. For more information about Sipex, visit http://www.sipex.com/.

For additional information, contact: Ralph Schmitt, Chief Executive Officer Phone: [phone] Fax: [phone] Email: [e-mail]