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Porta-King Building Systems

Headquartered in Earth City, Missouri, we manufacture three different types of portable buildings, shelters , multiple wall partitions and structural steel mezzanines.

4133 Shoreline Dr., Earth City, MO 63045, United States

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Our Company

We have ten regional sales offices in the United States and two production facilities in Missouri with more than 152,000 total square feet. Our Modular Systems offer the flexibility you need to suit any application. Our portable buildings and shelters are designed for a multitude of applications, are constantly being modified to accommodate today’s environmental demands and customized to meet any architectural design. In addition, we manufacture a full line of structural steel mezzanines, catwalks and work platforms, which are all designed in compliance with the latest national code (IBC 2003).


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11 - 30

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  • Location:

    Other: 4133 Shoreline Dr., Earth City, MO 63045, United States