Founded in a post-war German repair workshop, Oase has made and engineered water technology since 1949, beginning with agricultural pumps and expanding to systems for ponds, aquariums, fountains and water treatment. Its German-born engineering combines practical water knowledge with considered design, serving applications from home gardens to public spaces and lake restoration projects.
Kuntze InstrumentsKuntze Instruments is a third-generation, family-owned German company founded in Düsseldorf in 1945, with more than 75 years devoted to water-quality engineering. Its sensors are made, calibrated, and tested in-house at a dedicated facility in Hartha, while Kuntze USA provides local support for North American water-treatment operators. The company is known for bringing German-built measurement expertise to demanding water systems.LOWER BURRELL, PA
SEKOFounded in 1976, SEKO designs and manufactures chemical dosing pumps and systems for the water-treatment and cleaning and hygiene industries. The company combines more than 45 years of dosing expertise with a global manufacturing and support network spanning 120 countries, more than 1,300 employees and over 1.4 million pieces produced annually. SEKO’s operations are certified to ISO 9001, ISO 14001 and OHSAS 18001 standards, with every product tested before shipment.TULLYTOWN, PA
Tsurumi PumpFounded in Osaka in 1924, Tsurumi Pump makes durable pumping and water-treatment equipment for moving and managing water, from construction dewatering to municipal wastewater. Tsurumi America was established in 1979 and now supports customers across the United States through a network of dealers, distributors, and partners. The company is particularly distinctive for its submersible pump technology and process equipment such as self-aspirating aerators designed to mix and oxygenate wastewater without a separate blower.MARCELLUS, NY