Mer-mar Electronics is an ISO 9001:2015, AS 9100 Rev D Certified and ITAR Registered PCB Assembly Company in Hesperia, California, USA. We are your one-stop solution for contract PCB manufacturing services from PCB prototyping, PCB assembly, PCB fabrication, quick turn PCB assembly, cable harness assembly, SMT PCB assembly, low volume PCB assembly, high volume PCB assembly, full and partial turnkey assembly, electromechanical assembly, multilayer PCB assembly, PCBA rework, Box Build Assembly & more. We are known as one of the largest manufacturers of custom PCB assemblies and printed circuit boards for the Aerospace, and Electronics industry! We are specialized in providing customized low to a large volume of PCB prototyping services as quick as 24 hours to 1 week. All our PCB assemblies follows the highest quality standards and RoHS compliant. All Our PCB Assemblies are Made in USA.