Sierra Wireless to present at Lehman Brothers Worldwide Wireless and Wireline Conference

Vancouver, Canada-May 19, 2006

Sierra Wireless (NASDAQ: SWIR - TSX: SW) today announced the company’s upcoming participation in the Lehman Brothers Worldwide Wireless and Wireline Conference, to be held May 22-23 in New York City.

Jason Cohenour, President and Chief Executive Officer, and David McLennan, Chief Financial Officer for Sierra Wireless, will be presenting on Tuesday, May 23, 2006 at 9:30 AM Eastern time.

The presentation will be available live by webcast over the Internet at customer.talkpoint.com/LEHM002/052206a_cs/default.asp?entity=Sierra. For those unable to listen live, the archived webcast will remain available at the above link for three months following the presentation.

About Sierra Wireless
Sierra Wireless (NASDAQ: SWIR – TSX: SW) develops and markets reliable, high quality wireless communications products that provide mobile professionals with data and voice access to wide area wireless networks. The Sierra Wireless product portfolio includes the award-winning AirCard® line of wireless PC cards, embedded modules for original equipment manufacturers (OEMs), and the MP line of rugged, vehicle-mounted wireless modems. Sierra Wireless also offers professional services to OEM customers during product development, leveraging the company’s expertise in wireless design and integration to provide built-in wireless connectivity for notebook computers and other portable computing devices. Sierra Wireless is headquartered in Richmond, British Columbia, Canada, with additional offices in Carlsbad, California, London, and Hong Kong. For more information about Sierra Wireless, please visit www.sierrawireless.com.

"AirCard" is a registered trademark of Sierra Wireless. Other product or service names mentioned herein may be the trademarks of their respective owners.