Press Release

SAN JOSE, Calif., May 28, 2014 (GLOBE NEWSWIRE) -- Harmonic (Nasdaq:HLIT), the worldwide leader in video delivery infrastructure, today announced that Carolyn Aver, Harmonic's CFO, will present at the 2014 Stephens Spring Investment Conference at the New York Palace in New York on Wednesday, June 4, 2014 at approximately 10:00 a.m. EDT.

A live audio webcast of the conference presentation will be available on Harmonic's website: http://investor.harmonicinc.com. The webcast will remain posted on Harmonic's website for 90 days from the presentation date.

Further information about Harmonic and the company's products is available at www.harmonicinc.com.

About Harmonic

Harmonic (Nasdaq:HLIT) is the worldwide leader in video delivery infrastructure for emerging television and video services. The company's production-ready innovation enables content and service providers to efficiently create, prepare, and deliver differentiated services for television and new media video platforms. More information is available at www.harmonicinc.com.

EDITOR'S NOTE – Product and company names used herein are trademarks or registered trademarks of their respective owners.

CONTACT: Paulien Ruijssenaars
         Senior Director, Corporate Marketing
         Harmonic
         +1.408.490.7021
         paulien.ruijssenaars@harmonicinc.com

         Blair King
         Director, Investor Relations
         Harmonic
         +1.408.490.6172
         blair.king@harmonicinc.com