TWM has established itself as one of the top engineering and land surveying firms in the greater St. Louis region over the last 74 years. When you require an experienced firm to tackle your next project in the Transportation, Government/Military/Municipal, Education, Industrial, Infrastructure, Railroad, Healthcare, or Land Development sectors, TWM will partner with you to complete the project on-time and on-budget.

Swansea, IL is the corporate headquarters and TWM has additional offices in Edwardsville, IL, Norton, IL, Waterloo, IL, St. Louis, MO, St. Charles, MO and Franklin, TN.

Categories: Engineer Firms