The Westplex

It’s the fastest growing region in the state of Missouri. Once referred to as “The Golden Triangle”, today the Westplex is made up of the communities of Cottleville, Dardenne Prairie, Lake St. Louis, O’Fallon, St. Charles, St. Peters, Weldon Spring and Wentzville.

The goal of Westplex Network is help the area grow and prosper through the promotion of Westplex businesses and their services and products.