On Demand Welding specializes in aluminum, cast iron, stainless steel, mild steel and cutting. Open Saturdays and Sundays. Emergency services available on a limited basis. Bring your project to us, or we'll come to you with our Mobile Unit. Servicing Northwest Michigan with over 40 years of experience. On Demand Welding is your source for experience. We are dedicated to meeting your needs, whether big or small, business or residential.