About The Chamber

Thank you for visiting the Western St. Charles Co. Chamber of Commerce. The Western St. Charles County Chamber was formed from a merger of the Wentzville Chamber of Commerce and the Lake St. Louis Dardenne Prairie Area Chamber of Commerce. The chamber serves businesses in local our community. Today, as an organization with nearly 600 members, the chamber continues its mission of serving our member businesses and our community.

The chamber of commerce is a voluntary partnership of business and professional people working together to build a healthy economy and improve the quality of life in our community. Wentzville, Lake St. Louis, and Dardenne Prairie is experiencing a phenomenal growth and the chamber of commerce is proud to be serving its business community. We encourage each businessperson to hold a membership in our strategic organization.

We encourage you to visit our membership directory online! Our directory is a great way to discover local businesses. You will find contact information and links to their websites.

We are constantly working to make this organization the best for our members and positively impact the community through our events and activities. I encourage you to participate in our opportunities and utilize all the benefits that the chamber has to offer.


Dardenne Prairie/Lake St. Louis: Click Here                                                             Wentzville: Click Here                                                                                                        Route 364 Information: Click Here

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