Welcome to SEC, Inc., a highly respected civil engineering and design firm providing innovative and sustainable solutions for diverse clients in Tennessee and surrounding communities. For over 40 years, our team of expert professionals has delivered exceptional services, including civil engineering, transportation engineering, land surveying, land planning, hydrologic determinations, and landscape architecture. Our customer-oriented approach ensures that every project is tailored to meet the unique needs and vision of each client. Whether it's subdivison plats, site design layouts, boundary surveys, flood elevation certificates, or more, we are committed to exceeding expectations and delivering outstanding results.