A Proven Leader in Construction Management

CMS is known for delivering successful construction projects around the world with an emphasis on quality, safety, timeliness, and customer satisfaction.

Building Strong Together

CMS is an award-winning general construction contractor with design-bid-build and strong self-performance capabilities in mechanical, piping, and fabrication work. Our scope of services includes new construction, renovations, fueling systems, and energy and sustainability projects for a wide range of federal and commercial clients.

Who We Are

The Latest from CMS

CMS awarded $600 million FBI GMACC, Region 2

Jun 9, 2026

Maumee, OH – CMS Corporation (CMS), in a joint venture (JV) called Semper Tek CMS JV, LLC, with its Service-Disabled Veteran Owned Small Business (SDVOSB) protégé, Semper Tek, announced today it has been awarded a $600 million FBI Global Multiple Award Construction...

Enrique Elected to National Academy of Construction

Jun 5, 2026

Maumee, OH – CMS Corporation is proud to announce that the National Academy of Construction (NAC) has elected Ernest Enrique, PE, Chairman/CEO of CMS Corporation, to its Class of 2026. Enrique is one of 45 leaders selected for this year’s class, recognizing...

CMS Recognized as Best Place to Work in Indiana

May 26, 2026

Maumee, OH – CMS Corporation announced today that Indiana-based Customized Mechanical Solutions LLC (CMS LLC), a subsidiary of CMS, was recently named for the second consecutive year as one of the “2026 Best Places to Work in Indiana”, a recognition by the Indiana...

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Award Winning Safety & Quality Performance

When it comes to safety and quality, we don’t cut corners. Our ability to deliver projects safely and with the highest degree of quality is ingrained in our corporate DNA. It is inherent in our core values, SOPs, and processes, and runs throughout our organization – with award-winning results.

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