Custom Engineering is a fully integrated, ISO certified contract manufacturing and machining company. We specialize in large scale contract industrial fabrication and manufacturing components up to 160,000 lbs. Our facility located in Erie, PA, has over 200,000 square feet of manufacturing space and is ideally suited to produce both short and long run components. Custom is a leading supplier of heavy fabrication, machining, and assembly of large weldments to a wide variety of world-class companies across various industries.