Electrical Contractor | St. Louis Electrician | Guarantee Electrical Company


Guarantee Electrical is playing a major role in several Missouri, Illinois and Colorado water and wastewater treatment plant (WWTP) upgrades, including a new grassroots WWTP in Cape Girardeau, Mo.

Each of a dozen projects currently under way or recently completed applies Guarantee's project management strengths and ability to provide value alternatives to deliver reliable, cost-efficient facilities for water purification and treatment. Guarantee's specialization in this work has spurred the development of a unique wastewater construction methodology that builds in constructability and quality control to control schedules and the full range of labor and material costs.


Current or recently completed projects include:

  • Cape Girardeau WWTP, Cape Girardeau, Mo.
  • Denver Metro WWTP 942, Denver, Colo.
  • Duckett Creek Sanitary District, St. Charles, Mo.
  • Hickory Trails WWTP, St. Charles County, Mo.
  • Mississippi River WWTP, St. Charles, Mo.
  • MSD Caulk's Creek Wastewater Plant, Chesterfield, Mo.
  • MSD Coldwater Creek WWTP, Florissant, Mo.
  • MSD Lemay WWTP, Lemay, Mo.
  • MSD Missouri River WWTP Expansion, Maryland Heights, Mo.
  • O'Fallon WWTP, St. Charles County, Mo.
  • Sterling Water Treatment, Sterling, Colo.
  • Stookey WWTP, Belleville, Ill.

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