STR Holdings, Inc., along with its affiliates, operates as an international... STR Holdings, Inc., along with its affiliates, operates as an international research and development firm specializing in plastic and industrial materials. With operations spanning the United States, Spain, India, and China, the company engineers and produces vital encapsulants designed to shield the embedded semiconductor circuits of solar panels. These protective materials, suitable for both crystalline silicon and thin-film solar modules, are supplied directly to solar module manufacturers. Furthermore, STR Holdings develops and manufactures multi-layered films used in a diverse array of packaging applications, covering everything from meat, fish, and cheese to yogurt, fruits, cereals, and snack foods. The company was established in 1944, is headquartered in Enfield, Connecticut, and functions as a subsidiary of Zhen Fa New Energy (U.S.) Co., Ltd.
