Sierra Wireless to present at Piper Jaffray 8th Annual Hardware and Communications Conference

Vancouver, Canada-May 08, 2006

Sierra Wireless (NASDAQ: SWIR - TSX: SW) today announced the company’s upcoming participation in the Piper Jaffray 8th Annual Hardware and Communications Conference, to be held May 10 and 11 in New York.

David McLennan, Chief Financial Officer for Sierra Wireless, will be presenting on Thursday, May 11, 2006 at 1:20 PM Eastern time.

The presentation will be available live by webcast over the Internet at www.corporate-ir.net/ireye/confLobby.zhtml?ticker=SWIR&item_id=1302801. The archived webcast will be available approximately one hour after the live presentation and will remain available at the above link for 90 days 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. 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.

Forward Looking Statements
This press release contains forward-looking statements that are not promises or guarantees but are only predictions that relate to future events or our future performance or state other forward-looking information and are subject to substantial risks and uncertainties that could cause our actual results, performance or achievements to differ materially from those expressed, anticipated or implied by the forward-looking statements.  These forward-looking statements relate to, among other things, our revenue, earnings, and other financial guidance for the first quarter of fiscal 2006, plans, objectives and timing for the introduction or enhancement of our services and products, statements concerning strategies, developments, statements about future market conditions, supply conditions, channel and end customer demand conditions, projected or future revenues, gross margins, operating expenses, profits and other statements of expectations, intentions, objectives and plans that are not statements of historical facts.  When used in this press release, the words “may”, “plan”, “expect”, “believe”, “intends”, “anticipates”, “estimates”, “predicts” and similar expressions generally identify forward-looking statements.  Forward-looking statements reflect our current expectations.  The risks and uncertainties that may affect our actual results, performance or achievements are many and include, among others, our ability to develop, manufacture, supply and market new products that we do not produce today and that may not gain commercial acceptance, our reliance on the deployment of next generation networks by major wireless operators, and increased competition.  These risk factors and others are discussed in our Annual Information Form which may be found on SEDAR at www.sedar.com and in our other regulatory filings with the Securities and Exchange Commission in the United States and the Provincial Securities Commissions in Canada.  These factors should be reviewed carefully and you should not place undue reliance on any forward-looking statements.  Unless otherwise required by applicable securities laws, Sierra Wireless disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.