Gerresheimer AG manufactures and supplies of specialty glass and plastic products for the pharmaceutical and healthcare industry. It operates through the following business segments: Plastic and Devices, Primary Packaging Glass, and Life Science Research. The Plastic and Devices segment include insulin pens, inhalers and refillable syringes as well as diagnostics and medical technology products such as skin-prick aids and test systems and pharmaceutical plastic containers for liquid and solid medicines. The Primary Packaging Glass segment refers to the primary packaging made of glass of medicines and cosmetics such as pharma jars, ampoules, injection vials, cartridges, perfume flacons and cream jars, and special containers for food and drinks. The Life Science Research segment is the production of glass containers and system for special requirement in research, development and analytics and the general laboratory ware. The company was founded on November 3, 2004 and is headquartered in Duesseldorf, Germany.