ENTEK Technology Holdings (“ENTEK”) is a world leader in engineered microporous products and extrusion equipment. Headquartered in Lebanon, OR and with plants in Lebanon, OR, Henderson, NV, Newcastle, UK, and Bogor, Indonesia, ENTEK products primarily serve global producers of automotive batteries, with ENTEK separators found in batteries powering traditional internal combustion automobiles as well as hybrid and all-electric vehicles. ENTEK was originally formed in Oregon in 1988 and today is one of the largest employers in Linn County, Oregon, with over 400 local employees and more than 750 employees worldwide.

Endeavour developed a relationship with the owners and management team of ENTEK over more than 20 years. In 2019, Endeavour partnered with management to accelerate investments in capacity, product innovation, and sustainability.