Sandin Engineering provides Mechanical and Electrical Engineering services to the Southeast Missouri and Southern Illinois area, specializing in Mechanical and Electrical Designs and Construction documents for Commercial, Institutional, and Industrial projects. With a wide array of experience in Plumbing, HVAC, Lighting, Electrical Power & Controls, and more, we have completed numerous projects for various clients, including churches, schools, retail stores, restaurants, convenience stores, medical facilities, industrial buildings, and municipal projects.