TWM EMPLOYEES
150+
GOVERNMENT CLIENTS
100
% REPEAT BUSINESS
95
TWM EMPLOYEES
150+
GOVERNMENT CLIENTS
100
% REPEAT BUSINESS
95
ABOUT US
TWM, Inc. is a 100% employee-owned firm providing civil and structural engineering, land surveying, and other geospatial services. For 77 years, we have served both the public and private sector. With offices centrally located in Illinois, Missouri, and Tennessee, and the ability to work remotely via virtual platforms, we are positioned to serve clients across the U.S.
We serve clients throughout the Midwest and Southeast including Illinois, Missouri, and Tennessee!
CIVIL & STRUCTURAL ENGINEERING SERVICES
Our engineers solve complex infrastructure challenges facing local, state, and federal agencies as well as private industry clients. Whether you’re seeking to revitalize an aging community to attract new businesses and residents, or your goal is to simply maintain a thriving community’s roadways, bridges, shared-use paths, sewers, water supply and/or drainage systems, TWM is a trusted partner that will collaborate with you on a comprehensive plan to achieve a long-term vision for growth.
GEOSPATIAL SERVICES
TWM operates a large and very robust Geospatial Department to quickly serve our clients. Our services go beyond the traditional. In addition to right-of-way, topographic, construction layout, and engineering survey methods, we also implement reality capture services to collect highly detailed site conditions. We own and operate high definition 3D laser scanners, mobile LiDAR units, and aerial photogrammetry/imaging to gather precision data and measurements.
TALKING TWM: OUR BLOG
Read the latest insights on industry topics authored by TWM thought leaders.
TWM Launches Newly Redesigned Website
TWM, Inc., one of the top 10 largest engineering and geospatial firms in the greater St. Louis area, is proud to announce the launch of its newly redesigned website at www.twm-inc.com [...]
TWM Acquires Medders Surveying in Athens, TN
TWM, Inc., one of the top 10 largest engineering and geospatial firms in the greater St. Louis area, is pleased to announce its successful acquisition of Medders Surveying headquarter [...]
Talking TWM: The Intersection of AI & GIS Mapping
TWM Contributor: Dan Newcomb GIS Manager Let's Talk about AI There’s a lot of discussion about “Artificial Intelligence” (AI) lately with the rise in popularity of tools like ChatGPT, [...]