Rick Marmurek Elevated to Chief Financial Officer of Ribbon Communications

Ribbon Communications Inc. Names Rick Marmurek As CFO

On April 28, 2026, Ribbon Communications Inc. (Nasdaq: RBBN), a recognized leader in real-time communication technologies, made a significant announcement regarding its executive leadership. Rick Marmurek, previously serving as the Deputy Chief Financial Officer and Chief Accounting Officer, has been elevated to the position of Executive Vice President and Chief Financial Officer. This new role will be effective starting May 1, 2026.

Marmurek's promotion comes as current CFO John Townsend departs the company to pursue other professional opportunities. Townsend's last day with Ribbon will be April 30, 2026.

A Well-Deserved Promotion
Bruce McClelland, the President and CEO of Ribbon Communications, expressed his enthusiasm for Marmurek's promotion, highlighting their professional bond fostered over the past six years. McClelland remarked, "Having worked closely with Rick, I am thrilled to formally welcome him to our executive leadership team. Rick has been a visible leader within the organization for more than a decade and has developed deep knowledge of our operations, the markets in which we operate, and our customers."

Marmurek brings a wealth of experience to his new position, boasting over 35 years in the finance sector, including more than 15 years with Ribbon or its predecessor companies. Since 2024, he has held the position of Senior Vice President, Deputy CFO, and Chief Accounting Officer. Before joining Ribbon, he worked at Nokia for a decade, focusing on tax-related matters, and began his career in public accounting with Coopers and Lybrand. His education credentials include an accounting degree from the University of Texas at Austin and an MBA from Southern Methodist University.

Looking Towards the Future
In his new role, Marmurek aims to leverage his extensive knowledge of the company's operations and the financial landscape to contribute to Ribbon's strategic growth and enhance its market position. He believes his unique expertise and understanding of the company's goals will allow him to help solidify Ribbon's standing in the rapidly evolving technology sector.

As Ribbon Communications continues to forge ahead in the realms of voice communications software and IP networking solutions, the leadership transition is seen as a step toward ensuring stability and expertise in guiding the company. Ribbon Communications is known for its commitment to helping businesses integrate autonomous networking and advanced AI technologies into their operations. This commitment positions them well to adapt to the industry trends and customer needs.

About Ribbon Communications
Ribbon Communications Inc. is a global provider of voice communication technologies, IP routing, and optical networking solutions designed for mobile and wireline service providers, enterprises, critical infrastructure, and defense sectors. The company focuses on delivering superior customer experiences while driving down operational costs. Through innovative approaches, including AIOps automation platforms and Agentic AI technologies, Ribbon supports its customers in achieving sustainable growth and operational efficiency. For more information, visit rbbn.com.