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Energy Focus, Inc. Invites You to Participate in Its First Quarter 2014 Earnings Conference Call and Webcast

SOLON, Ohio, May 13, 2014 — Energy Focus, Inc. (OTCQB:EFOI), a global leader in energy efficient lighting technologies, will host a conference call today, May 13, 2014, at 4:30 p.m. ET (1:30 p.m. PT) to review the first quarter 2014 financial results and other corporate events, followed by a Q & A session. Dialing 888-468-2440 (US and Canada) or 719-785-1765 (International/Local) can access the call. The conference ID number is 8651530. Participants are asked to call the assigned number approximately 10 minutes before the conference call begins.

A replay of the conference call will be available shortly after the conclusion of the presentation through the investor relations section of our website at http://www.energyfocusinc.com/investors/news-and-events/events-and-presentations/ and will
remain available for three months.

About Energy Focus, Inc.
Energy Focus, Inc. is a leading provider of energy efficient LED lighting products, turnkey energy
efficient lighting solutions and a developer of energy efficient lighting technology. Our solutions
provide energy savings, aesthetics, safety and maintenance cost benefits over conventional lighting.
Our long-standing relationship with the U.S. Government continues to enable us to provide energy
efficient LED lighting products to the U.S. Navy and the Military Sealift Command fleets.
Customers include national, state and local U.S. government agencies as well as Fortune 500
companies, the U.S. Navy, and many others. Company headquarters are located in Solon, OH, with
additional offices in Nashville, TN and the United Kingdom. For more information, see our web site
at www.energyfocusinc.com.

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