Our People

Our people are at the heart of our engines. Their passion for innovation and sustainability drive our success. 

WinGD's leadership team provides a broad base of experience and knowledge to our organization. With exceptional knowledge of the marine propulsion industry, environmental standards and government regulations, the team at the helm have the knowledge and skills to keep our ship on course.

Executive Board

Tao Guohua

Chief Executive Officer, Chairman of the Board of Directors

China Shipbuilding Power Engineering Institute Co., Ltd 2014-until now; CSSC Guang Zhou Diesel Engine Co., Ltd 2012-2015; Hu Dong Heavy Machinery Co., Ltd 2008-2012; Hu Dong Heavy Machinery Co., Ltd 2005-2008; Wärtsilä Swiss Company 2003-2005; Hu Dong Heavy Machinery Co., Ltd 2000-2003; Hu Dong Shipyard 1996-2000.

Rolf Stiefel

Vice President Sales & Marketing

Winterthur Gas & Diesel Ltd. since 2004; Wärtsilä Deutschland, 1997-2000; Cerestar Deutschland GmbH, 1995-1997.


Rolf Stiefel was born in 1965 in Germany. He has a Master of Industrial Engineering from Hamburg Technical University. After graduation and spent some years in the process Industry, he joined Wärtsilä as General Manager of Power Plant business unit in Germany in 1997. Since 2001, Rolf has been working in various positions as Director Sales in the Ship Power business unit in Wärtsilä Europe and Asia. Later, he was leading the global sales and application team of the low-speed engine business. In 2015 Rolf became the Vice President, Sales & Marketing in Winterthur Gas & Diesel Ltd. (WinGD), formerly Wärtsilä Switzerland Ltd. WinGD is continuing the low-speed marine engines business.


Rolf presently oversees the Sales, Marketing and Business Development activities within WinGD. He frequently travels to our global office locations to connect with our customers and employees.

Dr. Shuofan Chen

Chief Financial Officer, Member of the Board of Directors

Winterthur Gas & Diesel Ltd. since 2015; China State Shipbuilding Corporation, 2003-2013; Chinese Mission to the European Union, 1999-2003; Ministry of Foreign Affairs of China, 1996-1999.


Presently Chen oversees the Finance & Accounting functions within WinGD. This comprises the full budget, business control and the overall financial management.

Dominik Schneiter

Vice President Research & Development

Winterthur Gas & Diesel Ltd. since 2012; Qingdao Marine Diesel, 2008-2012; New Sulzer Diesel, 1992-1996; Wärtsilä Switzerland Ltd. 1997-2008.



Dominik oversees the largest team at WinGD, our Research and Development Team. The activities of the department are focused on the development of leading technologies for application on a new generation of low-speed engines. In addressing the future challenges of tightening emission regulations and requirements for alternative fuels, WinGD seeks to achieve the best possible economic and environmental performance for its customers.


Join our team

A career with WinGD is a rewarding and challenging experience. Inspired to innovate, collaborate and think beyond boundaries, we are surrounded by brilliant minds and passionate people.

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