Söll GmbH was founded in 1994 by Thomas Willuweit (graduate chemist) in Hof, a city in Bavaria, Germany, The company, which operates globally, is a specialist for ecological maintenance and treatment of water.
Söll's core business is the development and production of environmentally friendly products for garden ponds, farming ponds, aquariums, and swimming pools. The company also operates in the field of water analysis and filter technology. Under the trademark „Organix®“, Söll markets food for ornamental fish sourced from sustainable fishing carrying the MSC Eco Label.
Söll is certified according to ISO 9001:2008 and environmentally certified in accordance with ISO 14001:2009. The company employs about 80 staff and invests significantly in research and development. A large number of patents and commercial property rights protect Söll innovation.