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  • Legendary Performance. Guaranteed.
    Award winning, turnkey electrical construction, systems integration and quick response contractor.
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  • Expectations Exceeded. Guaranteed.
    Focused on client results through innovation and experience.
    Let's Grow
  • Safety First. Guaranteed.
    A safety culture bred on excellence and Zero-Risk behavior.
    Let's Build

Our Mission

To provide electrical services that exceed all of our customers requirements and expectations.

 

 

Missouri

 

 

Colorado

 

 

Illinois

 

 

California

 

Latest News

"We are grateful for GECO’s expertise in constructing and installing electrical infrastructure and systems and making sure that we have sufficient power and technology to support the Webster University’s vision of an ultra-competitive and state of the art academic interdisciplinary science building today and for the foreseeable future."

~ Craig Miller, Department of Facilities Planning & Management, Webster University

"Considering the complexity of the electrical infrastructure and its critical importance to the timely completion of the entire project, the area-specific "constructability" drawings it issued to electrical craft workers proved a tremendous boon – both in terms of efficiency and installation quality. Guarantee delivered stellar results."

~ Tim Gunn, Project Director, Alberici Constructors

"Guarantee's involvement in Missouri’s first of its kind Design Built wastewater treatment plant project was integral to the overwhelming success. From estimating conceptual designs, to design assistance, to starting up the facility ahead of schedule, they proved to be a true partner in assisting my company, Goodwin Brothers."

Doug Wachsnicht, Vice President, Goodwin Brothers Construction Co.

#ManyStrengths. #OneGuarantee.

“Leading the pack means being distinctly different and innovative. In the end, innovation means anticipating, understanding, and envisioning what success looks like.“

Corporate Office

Guarantee Electrical Company
3405 Bent Avenue
St. Louis, Missouri 63116
Phone: 314-772-5400

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