sera AQUA GmbH

sera GmbH, based in Immenhausen near Kassel, Germany, has over 80 years of experience in precision fluid technology, operating through two divisions: liquid dosing and conveying (sera AQUA) and gas and hydrogen compression. In water and wastewater treatment, sera AQUA provides chemical dosing systems, polymer preparation and conditioning equipment, and process water treatment solutions designed for stable operation under variable loads and demanding process conditions. The company emphasizes durable materials and proven engineering to achieve high reliability and predictable service life. sera develops and manufactures its technology in-house, enabling customized system designs with clean interfaces. In hydrogen applications, sera supplies two-stage compression systems capable of reaching 500 bar for hydrogen logistics and fueling infrastructure. Notable clients across divisions include Veolia and Acciona (water treatment), Erdinger and Heineken/Kulmbacher (brewing CIP systems and caustic soda preparation), Air Liquide and Linde (industrial gases), and SWF Sauerstoffwerk Friedrichshafen (hydrogen). Sustainable operating concepts, including energy-efficient operation and low-maintenance system design, are central to sera's product philosophy. The company's brewing division provides CIP systems and caustic soda preparation equipment tailored to beverage industry requirements.