PR Newswire·Apr 28, 2026, 4:08 PM ET

Ribbon Communications Announces Promotion of Rick Marmurek to Chief Financial Officer

Ribbon Communications Inc. announced that Rick Marmurek will be promoted to Executive Vice President, CFO & Chief Accounting Officer effective May 1, 2026.
Marmurek currently serves as Deputy CFO & Chief Accounting Officer, succeeding John Townsend who departs on April 30, 2026 to pursue another professional opportunity.
CEO Bruce McClelland highlighted Marmurek's decade-long visible leadership & deep operational knowledge as key factors in his promotion.
Marmurek holds over 35 years of financial experience, including 15+ years at Ribbon, where he served as Senior Vice President & Chief Accounting Officer since 2018.
Prior to joining Ribbon, Marmurek spent 10 years at Nokia specializing in tax work & began his career at Coopers and Lybrand.
Marmurek holds an accounting degree from the University of Texas at Austin & an MBA from Southern Methodist University.
Ribbon Communications is a Nasdaq-listed provider of voice software, IP routing, & optical networking solutions supporting autonomous networks via AIOps & Agentic AI.