Nationwide Locations & Markets We Serve

Great Southwestern provides transmission and distribution (T&D) electrical construction services to customers throughout the continental United States, and serves customers in the following markets:

Electric Power


Oil and Gas

Renewable Energy

Our Office Locations

Great Southwestern operates from offices located throughout Colorado and Texas, allowing us to combine local management controls and regional and nationwide resources to provide clients with the stability, quality and responsiveness required to successfully execute projects of all scopes and sizes.

Castle Rock, CO

Tahlequah, OK

Amelia, OH

El Paso, TX

Alvarado, TX

Norcross, GA