Mac Cal is a leading manufacturing company based in San Jose, California, specializing in precision sheet metal fabrication, CNC machining, cable and wire harness assemblies, contract assemblies, powder coating, and silk screening. Established in 1964, we serve various industries including aerospace, medical, robotics, clean energy, and transportation. Operating from a 75,000 sq ft facility with a certified clean room, we are ISO, UL, and ITAR certified. We provide quick turnaround, design for m...

Mac Cal is a leading manufacturing company based in San Jose, California, specializing in precision sheet metal fabrication, CNC machining, cable and wire harness assemblies, contract assemblies, powder coating, and silk screening. Established in 1964, we serve various industries including aerospace, medical, robotics, clean energy, and transportation. Operating from a 75,000 sq ft facility with a certified clean room, we are ISO, UL, and ITAR certified. We provide quick turnaround, design for manufacturing, and inventory programs like Kanban and JIT.