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Trenwa, Inc. manufactures a variety of precast concrete trench systems for the distribution of electrical control cables, power cabconcrete trench beside circuit breakersles, mechanical piping, and fiber optics etc. In addition, Trenwa manufactures a range of other precast products, including: transformer pads, utility boxes, and vaults (select locations only).

For over 40 years, utilities, industrial companies and others have relied on Trenwa trenches at thousands of sites across North America and in Puerto Rico for the following types of facilities:

  • Substations
  • Power Plants
  • Co-Gen Facilities
  • Waste Water Treatment Plants
  • Wind Farms
  • Correctional Institutions
  • Universities
  • Industrial Plants
  • Telecommunication Sites
  • Refineries

plant map
Trenwa's production facilities can service the entire North American continent and the Caribbean region from these locations:

Dacono, CO
Warsaw, KY
Lakeland, FL
Puerto Rico

Concast Barkman Oldcastle Fibercrete Duralite Synertech Plastibeton"In my opinion Trenwa makes a much better trench than Concast." "In my opinion Trenwa makes a much better trench than Duralite." "Fibercrete is poorly made" Barkman, Fibercrete, Duralite, Oldcastle Synertech, Concast Plastibeton "Trenwa trench is more affordable than Synertech Plastibeton"