QUALITY. INNOVATION. EXPERIENCE.
SERVING MISSOURI FOR ALMOST 70 YEARS
Springfield Engineering Company (SECO) is a family owned, third generation organization that was established in 1952. SECO is a full-service mechanical contractor that focuses on delivering unmatched experience, quality, and value to our clients and customers. By empowering the best people, the latest technologies, and the most qualified craftsmen, we continue to build our reputation as the leader in our marketplace.