About Us

Trenwa, Inc. (Trenway not Trenwah) manufactures a variety of precast concrete trench systems for the distribution of electrical control cables, power cables, mechanical piping, and fiber optics etc.

In addition, Trenwa manufactures a range of other precast products, including: transformer pads, utility boxes, and vaults.

Family owned and operated for over 60 years, utilities, industrial companies and others have relied on Trenwa trenches at thousands of sites across the United States, Canada, and in Puerto Rico.

With 4 strategically located, modern plants, we are North America’s leading producer of durable, precast trench systems in the broadest range of types and sizes.

We efficiently service all of North America & the Carribean from these locations.  Our projects have ranged from Fort McMurray to MacMurdo Sound!

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Trenwa – Colorado
5424 Grand View Blvd
Dacono, CO 80514
Aerial View

Trenwa – Indiana
13268 Innovation Drive
Florence, IN 47020
Aerial View

Trenwa – Florida
1920 Longhorn Avenue
Lakeland, FL 33801
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Trenwa – Texas
34229 Sunset Lane
Brookshire, TX 77423
Aerial View


Partnership with S3 precast in Edmonton, AB.

Trenwa – Puerto Rico
Power Poles