I C Thomasson Associates

I C Thomasson Associates, Inc., a Salas O'Brien Company, is an employee-owned multidisciplinary engineering consulting firm founded in 1942. We specialize in mechanical, electrical, controls, plumbing, fire protection, information technology, energy efficiency, and environmental services, serving healthcare, commercial, hospitality, recreation, education, institutional, and industrial clients across the United States and internationally. Our primary obligation is to our clients, delivering price-competitive, innovative, timely, and quality engineering solutions. With offices in Nashville, Knoxville, Tampa, Brookhaven, and San Antonio, we combine the vitality of a growing organization with the depth of experience from our team.

Our mission is to create a designed world that is smarter, healthier, and more sustainable, guided by values of integrity, honesty, and civic duty. We actively engage in community outreach through partnerships with organizations like Habitat for Humanity, the American Red Cross, and the ACE Mentor Program. Our culture balances hard work with collaboration, fostering an environment of well-being and engineering excellence. We are committed to advancing industry standards through participation in engineering societies and local policy development. Our team of professionals brings decades of expertise to every project, ensuring client satisfaction and long-term impact.