To: All Persons or Entities who purchased Radisys Corporation (“Radisys” or the “Company”) (NASDAQGS: RSYS) stock prior to June 29, 2018. You are hereby notified that Levi & Korsinsky, LLP has commenced an investigation into the fairness of the Radisys merger. Radisys will be sold to Reliance Industries Limited for US$1.72 per share. To learn more about the RSYS merger and your rights, go to: http://www.zlk.com/mna/radisys-corporation or contact Joseph E. Levi, Esq. either via email at jlevi@levikorsinsky.com or by telephone at (212) 363-7500, toll-free: (877) 363-5972. There is no cost or obligation to you.

The Radisys merger investigation concerns whether the Board of Radisys breached their fiduciary duties to stockholders by failing to adequately shop the Company before agreeing to enter into this transaction, and whether Reliance Industries Limited is underpaying for Radisys shares, thus unlawfully harming Radisys shareholders.

Levi & Korsinsky is a national firm with offices in New York, Connecticut, California, and Washington D.C. The firm’s attorneys have extensive expertise in prosecuting securities litigation involving financial fraud, representing investors throughout the nation in securities lawsuits and have recovered hundreds of millions of dollars for aggrieved shareholders. For more information, please feel free to contact any of the attorneys listed below. Attorney advertising. Prior results do not guarantee similar outcomes.