RotoSub AB

RotoSub develops innovative solutions for noise reduction based on the RotoSub technology.

Applications of the technology range from small cooling fans for consumer electronics to large fans for ventilation and other applications.


RotoSub was founded in 2004, with the goal of commercializing the RotoSub technology. Over the years we have developed the technology to a point where it is now ready for commercial use.

Intellectual property

Our proprietary portfolio of active noise reduction technology enables our customers to build high performance fans with state-of-the-art noise performance.

Management team

Lars Stromback

Lars Strömbäck

CEO and Co-founder

Marten Oretorp

Mårten Oretorp

CTO and Co-founder

Our management team have a long experience in starting and managing successful operations and businesses, in Sweden as well as other parts of the world.


To be recognized as the number one company in the fight against fan noise.

RotoSub will have its technology present in all homes in the industrialized world by 2020. Our goals will be reached by bringing practical technology with real customer impact together with strategic partners in the fight against noise. We will always profit from work that improves quality of life.