Corporate Headquarters
2590 Orchard Parkway,
San Jose, CA 95131
+1.408.542.2760

Investor Relations
David Hanover
+1.212.896.1220
harmonic@kcsa.com
Investor@harmonicinc.com

Transfer Agent
Computershare Shareowner Services LLC
Attn: Shareowner Relations Dept.
480 Washington Blvd
Jersey City, NJ 07310

Toll Free: 800-311-5582