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. Providing a wide range of services including HVAC, plumbing, fabrication, and preconstruction services, we cater to diverse industries such as healthcare, education, data centers, industrial, commercial, and government. With a strong commitment to innovation, technology, and sustainability, we strive to exceed customer expectations.