structural steel mezzanine fabrication

Porta-King Building Systems has manufactured modular and preassembled building systems and structures since 1969. Headquartered in Earth City, Missouri, with two production facilities in Montgomery City, Missouri, the company produces prefabricated buildings, shelters, modular enclosures, modular wall systems, structural steel mezzanines, and towers, including ballistic-rated guard booths and buildings.

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ballistic-rated constructioncustom modular enclosuresmodular constructionprefabricated constructiontower fabrication