Ribbon Appoints Louis Silver to its Board of Directors

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Ribbon (Nasdaq: RBBN) appointed Louis Silver to its Board of Directors effective April 15, 2026. Mr. Silver adds over 25 years of board and technology investment experience and currently serves as corporate advisor and managing director at Alba Capital S.A. and Wicklow Corp.

His appointment increases Ribbon's board to nine members, six of whom are independent, and he was named as a designee of Swarth Investments Ltd. pursuant to the company's First Amended and Restated Stockholders Agreement.

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PLANO, Texas, April 15, 2026 /PRNewswire/ -- Ribbon Communications Inc. (Nasdaq: RBBN), a global leader in real-time communications technology and IP optical networking solutions, today announced the appointment of Louis Silver to its Board of Directors.

"We are pleased to have Lou join the Board" said Shaul Shani, Chairman of the Board at Ribbon.  "Lou has a long history of working with technology companies and brings significant international experience in finance, corporate governance, and regulatory compliance matters.  We believe he will be a great addition for us," continued Mr. Shani.

Mr. Silver currently serves as a corporate advisor and Managing Director for Alba Capital S.A. and Wicklow Corp., private holding and investment companies. From 2005 to 2015, Mr. Silver was a Principal at RP Capital UK Ltd., a multi-asset fund focused on liquid and illiquid investments in Eastern Europe, the Middle East and Africa.  Mr. Silver has over 25 years' experience serving on boards at multiple private and public companies focused primarily on technology investment.  He currently serves on the Board of Directors of Ceva, Inc., a Nasdaq-listed company, where he is Chairman of the Audit Committee and a member of the Compensation Committee. 

Mr.  Silver's appointment brings the size of Ribbon's Board to nine members, six of whom are independent.  Mr. Silver was appointed as a designee of Swarth Investments Ltd. pursuant to the Company's First Amended and Restated Stockholders Agreement.

About Ribbon
Ribbon Communications (Nasdaq: RBBN) delivers secure cloud communications and IP and optical networking solutions to service providers, enterprises and critical infrastructure sectors globally. We engage deeply with our customers, helping them modernize their networks for improved competitive positioning and business outcomes in today's smart, always-on and data-hungry world. Our end-to-end portfolio of communications software and IP Optical networking solutions delivers superior value and innovation by leveraging cloud-native architectures, automation and analytics tools, and leading-edge security.  We maintain a keen focus on our commitments to Environmental, Social, and Governance (ESG) matters, offering an annual Sustainability Report to our stakeholders. To learn more about Ribbon, please visit rbbn.com

Important Information Regarding Forward-Looking Statements  
The information in this release contains forward-looking statements regarding future events that involve risks and uncertainties. All statements other than statements of historical facts contained in this release, including those regarding the expected benefits from use of Ribbon Communication's products, are forward-looking statements. The actual results of Ribbon Communications may differ materially from those contemplated by the forward-looking statements. For further information regarding risks and uncertainties associated with Ribbon Communications' business, please refer to the "Risk Factors" section of Ribbon Communications' most recent annual or quarterly report filed with the SEC. Any forward-looking statements represent Ribbon Communications' views only as of the date on which such statement is made and should not be relied upon as representing Ribbon Communications' views as of any subsequent date. While Ribbon Communications may elect to update forward-looking statements at some point, Ribbon Communications specifically disclaims any obligation to do so.

Investor Contact 
+1 (978) 614-8050
ir@rbbn.com      

Media Contact
Catherine Berthier
+1 (646) 741-1974
cberthier@rbbn.com

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SOURCE Ribbon Communications Inc.

FAQ

Who is Louis Silver and why was he appointed to Ribbon's (RBBN) board on April 15, 2026?

Louis Silver is a corporate advisor and managing director with 25+ years of board experience. According to the company, he brings international finance, corporate governance, and regulatory compliance expertise relevant to Ribbon's technology and investment focus.

How does Louis Silver's appointment change Ribbon's (RBBN) board composition as of April 15, 2026?

Mr. Silver's appointment brings Ribbon's board to nine members, with six independent directors. According to the company, he was appointed as a designee of Swarth Investments Ltd. under the stockholders agreement.

What relevant experience does Louis Silver bring to Ribbon (RBBN) from his prior roles?

Mr. Silver previously served as Principal at RP Capital UK Ltd. and advises Alba Capital S.A. and Wicklow Corp. According to the company, his background includes technology investment across EMEA and audit and compensation committee experience.

Was Louis Silver nominated by a shareholder for the Ribbon (RBBN) board seat?

Yes, Mr. Silver was appointed as a designee of Swarth Investments Ltd. According to the company, this appointment was made pursuant to the First Amended and Restated Stockholders Agreement.

Will Louis Silver's appointment to Ribbon's (RBBN) board affect daily operations or management roles?

The appointment is a board-level addition and does not indicate an operational management change. According to the company, Mr. Silver joins the board to provide governance and strategic oversight rather than take on executive duties.