Build it the
Columbia's Premier Structural Renovation Experts
Structural Renovation And Retrofit Engineering in Columbia, SC
TSEG is a full-service structural engineering company with years of experience serving clients throughout South Carolina. We take a complete approach to our projects in order to find best value solutions.
Throughout the years, TSEG has been dedicated to the highest level of ethical conduct, professionalism and service to our clients. We strive to consistently fulfill a steadfast commitment to efficiency, singularity of responsibility, economy, timeliness and quality.
Revitalize Your Spaces with Expert Structural Renovation and Retrofit Engineering
Our team specializes in delivering comprehensive structural renovation and retrofit engineering services that enhance the safety and longevity of your buildings in Columbia. By combining innovative design solutions with cutting-edge technology, we ensure that every project meets rigorous standards while preserving architectural integrity. Working with Timmerman Structural Engineering Group means you receive expert evaluation, planning, and execution tailored to your unique needs. Trust us to strengthen your infrastructure through effective retrofit engineering strategies. Contact us today to discuss how we can support your next renovation project.

Our Portfolio
Our mission is to provide and engineer effective solutions in a complex world. Our goal is to exceed our client’s expectations by delivering high quality work, innovative design, while considering constructability, cost, materials and their availability.
Your Design Team
in Columbia, SC
TSEG uses the latest structural design software and Building Information Modeling (BIM). Every project, big or small, receives senior level attention. TSEG is responsive during design AND during construction. We want to be a part of your design team!
Structural Consulting Services
The company has cultivated a reputation for developing practical yet sophisticated structural designs while also meeting schedules and budgets. We believe that most projects expect practicality before virtuosity, but where it is called for, we have the talent for functional artistry.


















