Keystone Folding Box Co. Employee Directory
Packaging and Containers ManufacturingNew Jersey, United States11-50 Employees
Keystone Folding Box Co. is a packaging manufacturer serving the pharmaceutical sector, focusing on child-resistant packaging, folding cartons, and related packaging solutions. Based in Newark, New Jersey, the company has served the pharmaceutical market for decades and also develops compliance packaging designs intended to improve patient adherence to dosing regimens. Its Key-Pak blister card is designed to be secure and easy to use, balancing child resistance with senior-friendly safety for applications ranging from clinical trials to retail Rx products. The firm also promotes EcoSlide-RX, a recyclable, paperboard-based compliance package that minimizes secondary packaging while maintaining high safety ratings. In 2025 Keystone introduced Key-Pak Plus, and the Newark facility has undergone a multi-year upgrade to expand its manufacturing capabilities.