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Echelon Corporation to Announce Results for the 2009 First Quarter on May 6, 2009

(San Jose, CA - April 24, 2009) - Echelon Corporation (NASDAQ: ELON) will announce results for its first quarter ended March 31, 2009, on Wednesday, May 6, 2009. The company will hold a conference call for investors and analysts on Wednesday, May 6, 2009, at 2:00 p.m. Pacific Time (4:00 p.m. Central Time/5:00 p.m. Eastern Time). A press release announcing the results will be scheduled to cross the wire at 4:00 p.m. Eastern Time.

Interested parties can listen to the call via live webcast at http://www.echelon.com. The live call can be accessed by dialing 866-362-5158 in North America or 617-597-5397 outside of North America, and entering participant pass code 17771990. An archived replay of the webcast can be accessed approximately two hours following the end of the call.

About Echelon Corporation
Echelon Corporation (NASDAQ: ELON) is leading the worldwide transformation of the electricity grid into a smart, communicating energy network, connecting utilities to their customers, and providing customers with energy aware homes and businesses that react to conditions on the grid.

More information about Echelon can be found at http://www.echelon.com.

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Echelon, i.LON, LonWorks and the Echelon logo are registered trademarks of Echelon Corporation registered in the United States and other countries. Other product or service names mentioned herein are the trademarks of their respective owners.

Contact Information

Investor Relations Contact:

Annie Leschin or Vanessa Lehr
Investor Relations
415-775-1788