SI Manufacturing was founded in 1952, and has since grown into a widely respected custom electronics manufacturer. Our company is built on a foundation for tackling the tough challenges of electronics, from industrial to aerospace to military. We have a dedicated staff with well over a century of combined experience in the industry at your disposal to handle any of your electronics manufacturing needs. From contract manufacturing to custom magnetics and power supplies, we are your partner in technology. Read on to learn more about our history and our facilities, as well as find any important or relevant documentation