Rothenstein David M

About Rothenstein David M

David M. Rothenstein is currently Senior Vice President and Chief Strategy Officer at Ciena Corp, a U.S.-listed networking, services, and software company. In this role, he leads the company’s strategic planning process and helps translate corporate priorities into execution. His responsibilities include corporate development activities such as mergers and acquisitions, strategic partnerships, and venture capital investments, as well as the incubation of emerging solutions designed to support existing businesses or open new markets. He also oversees Ciena’s sustainability and enterprise risk management programs, the corporate real estate function, and serves as the company’s corporate secretary. Before moving into strategy, Rothenstein served for more than 14 years as Ciena’s Senior Vice President and General Counsel, where he was responsible for the company’s worldwide legal matters. In that capacity, he also led compliance and ethics and government relations. Public company materials indicate that he joined Ciena in January 2001, after practicing at Paley Rothman, where he focused on corporate law, employment and technology law, and business litigation. His career path reflects a progression from legal leadership into a broader strategic mandate, combining governance, risk oversight, compliance, and business development. That background is especially relevant in a fast-moving technology sector where execution, regulatory discipline, and strategic flexibility all matter. Ciena’s public profile also highlights his focus on mentoring and leadership development, suggesting a management style centered on talent building, accountability, and organizational continuity. Overall, Rothenstein’s profile is best understood as that of a seasoned corporate executive with deep experience in governance, legal affairs, and enterprise strategy, helping guide a global network infrastructure company through growth and change.