Press Release

June 4, 2008 

RIM SEMICONDUCTOR COMPANY RECEIVES $1 MILLION PURCHASE ORDER 

(Business Wire) – June 4, 2008 -- Rim Semiconductor Company (OTCBB: RSMI), a company that develops technology for telecommunications service providers, is pleased to announce that it has received a purchase order for $1,050,000. The customer is a manufacturer of equipment that is used in the telecom and data industry.

The order is for the Cupria™ transport processor, which is capable of higher data speeds, over longer distances, than competing transport processors. Rim Semi believes that this customer will order more products in the future.

“We are pleased to have been selected for an important data networking product that will be sold around the world”, stated Brad Ketch, president and chief executive officer of Rim Semiconductor Company.


About Rim Semiconductor Company
Rim Semiconductor Company (OTCBB: RSMI) develops technology for telecommunications companies to deliver demanding new video and data services with lower network costs. The company’s products allow data to be transmitted at greater speed and across extended distances over existing copper wire—all with the highest quality of service—for a better end-user experience. For more information, visit www.rimsemi.com.

Forward-Looking Statements
With the exception of historical information contained in this press release, this press release may include "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. These statements involve risks and uncertainties that could cause actual results to differ materially from those in the forward-looking statements, including but not limited to the following: product development difficulties; market demand and acceptance of products; the impact of changing economic conditions; business conditions in the Internet and telecommunications industries; reliance on third parties, including potential suppliers, licensors, and licensees; the impact of competitors and their products; risks concerning future technology; and other factors detailed in this press release and in the company's Securities and Exchange Commission filings. Rim Semi is currently seeking additional financing necessary to enable it to fulfill this order. It will not recognize revenues from the order until it obtains such financing and builds and ships the ordered products. Rim Semiconductor is under no obligation and does not assume any obligation to revise or update any forward looking statement in this press release in order to reflect events or circumstances that may arise in the future.

Contact: Brad Ketch
503-257-6700
info@rimsemi.com