Colorado Electrical Contractors | St. Louis Electrical Construction | Electrical Engineering in Illinois

Core Services

Electrical Company in St. Louis MOMany Strengths. One Guarantee.

Guarantee Electrical Company is a national leader in the design and construction of electrical and building management systems, providing a complete spectrum of electrical contracting services.

With more than a 115 years of electrical construction experience, Guarantee Electrical Company partners and manages all types of construction projects – including design/build engineering, electrical preconstruction, budgeting, constructability analysis and lean construction.  Our team continues to support clients with exceptional service, preventive maintenance and building upgrades throughout a facility’s full life cycle. Our complete spectrum of services is available coast-to-coast, with our central headquarters in Missouri and additional offices in Illinois, Colorado and California.

As a founding member of the international Federated Electrical Contractors (FEC) peer network, our joint venture capabilities extend to 60 cities across North America. Our participation in FEC over four decades and our affiliation with more than 30 leading electrical contracting firms heightens our “best practices” expertise on every Guarantee Electrical Company project.
Photo: DaVita Corporation - Denver, CO