PKBS

Porta-King manufactures modular and prefabricated building systems from its headquarters in Earth City, Missouri. Since 1969, the company has designed and built in-plant offices, guard booths, modular cleanrooms classified to ISO standards, modular wall partitions, equipment enclosures, mezzanines, observation towers, and prefabricated shelters for pharmaceutical, medical device, semiconductor, precision manufacturing, and general industrial applications. Products are engineered for cost-effectiveness, easy assembly, and reconfiguration as facility needs change. Porta-King operates two production facilities totaling more than 160,000 square feet and maintains ten regional sales offices across the United States.