Cyalume Technologies Holdings, Inc. (OTCBB:CYLU) ("the Company" or "Cyalume") today announced that it will issue its financial results for the first quarter ended March 31, 2012 on Monday, May 21, 2012 after the close of the stock market.

Cyalume's President & CEO, Zivi Nedivi, and CFO, Michael Bielonko will host a conference call on Tuesday, May 22, 2012 at 10:00 am ET to discuss these results as well as recent corporate developments. After opening remarks, there will be a question and answer period. Interested parties may participate in the call by dialing (201) 493-6739. Please call in 10 minutes before the conference call is scheduled to begin and ask for the Cyalume call. Questions may be asked during the live call, or alternatively, you may e-mail questions in advance to lcati@equityny.com.

The conference call will also be broadcast live over the Internet. To listen to the live call, please go to www.cyalume.com click on the Investors section, then to the Events and Presentations where the conference call is posted. Please go to the website 15 minutes early to download and install any necessary audio software. If you are unable to listen live, the conference call will be archived and can be accessed for approximately 90 days. We suggest listeners use Microsoft Explorer as their browser.

About Cyalume Technologies Holdings, Inc.

Cyalume designs and manufactures non-pyrotechnic tactical products and training solutions for the world's militaries and law enforcement agencies, as well as for certain safety markets. Cyalume is the exclusive supplier to the U.S. and NATO-country militaries for all of their chemical light needs and operates manufacturing facilities in the U.S. and France. Through its subsidiary Cyalume Specialty Products, Cyalume also manufactures specialty chemical components for various markets. The Company has strategic partnerships with Rheinmetall Waffe Munition, GmbH and Fiocchi Ammunition.

Cyalume Technologies Holdings, Inc.
Michael Bielonko, 413-858-2500
Chief Financial Officer
www.cyalume.com
or
Investor Relations Counsel:
The Equity Group Inc.
Lena Cati, 212-836-9611
Linda Latman, 212-836-9609
www.theequitygroup.com