Gunnar Wiedenfels

Gunnar Wiedenfels serves as Chief Financial Officer (CFO) of Warner Bros. Discovery (WBD), responsible for overseeing the company’s global financial functions and strategies, including FP&A, accounting, internal audit, treasury, tax, procurement, and investor relations activities. In addition, Wiedenfels has oversight of the company’s global business services, enterprise technical, facilities, studio, tours and retail operations.

In June 2025, it was announced that Wiedenfels will serve as the CEO for the yet-to-be-named company comprising CNN, TBS, TNT, Discovery+ and more once WBD splits into two publicly traded companies, which is expected in mid-2026.

Before the Discovery-WarnerMedia merger in April 2022, Wiedenfels served as Chief Financial Officer, Discovery, Inc., where he was a key architect of Discovery’s agreement with AT&T to create a premier, standalone global entertainment company – Warner Bros. Discovery – via combining WarnerMedia’s premium entertainment assets with Discovery’s leading nonfiction, international entertainment, and sports businesses.

Prior to joining Discovery in 2017, Wiedenfels spent seven years in executive management roles at ProSiebenSat.1 Media SE in Munich, Germany. During his time as its CFO, he was responsible for the broadcaster outperforming analyst expectations and strong shareholder value creation.

Wiedenfels serves on the SAP SE Supervisory Board and as Chairman on its Nomination Committee. He studied Business Informatics in Mannheim and received his PhD from the RWTH Aachen University, both in Germany.