OUR MISSION: IDEA - DEVELOPMENT - PRODUCTION In selected product segments, we are one of the leading European manufacturers of filter solutions for the household as well as medical and industrial sectors. Riensch & Held was founded in 1845 as an overseas trading company between Europe and the Americas. Today our production facilities and headquarters are located in Hamburg, Germany. At our production site, we provide the technological know-how for a production quality that is DIN ISO 9001:2015 certified and meets the highest customer demands. The company's filter products can be found as OEM components (e.g. as water filters in coffee machines) and under well-known food brands. Our core competencies range from HEPA filters to HVAC filters. With our Clean Office brand, we produce and distribute fine dust filters for laser printers and our brands teeli and finum offer a wide range of accessories for tea and coffee. We are your partner. For more information visit our website riensch.de/en