MEC's New Sentinel Regulator Line feature an integral dielectric inlet for NPGA 58 compliance of metallic piping installs without extra unions or connections!


We offer a full range of products that support the LPG & NH3 Bulk Plant, Transport, Delivery/Dispensing,

and Domestic applications.

Marshall Excelsior Company

Over the course of time Marshall Excelsior Company has become a name that our customers can rely on not only for high quality products and services, but as a partner in building their business. Together, with our commitment to the industries served and our eagerness to improve and expand our product-line our customers routinely find the opportunity to promote our organization. It is through this personal touch that MEC has become the organization that it is today.



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Marshall Excelsior Company

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