**One Processing Services LLC** 13191 Crossroads Pkwy North, Suite 230 City of Industry, CA 91746 One Processing Services LLC is a leading payment technology and merchant services company headquartered in City of Industry, California. The company specializes in providing comprehensive payment processing solutions, advanced Point-of-Sale (POS) systems, merchant account services, and integrated business management technologies for retail, restaurant, e-commerce, hospitality, and service-based businesses throughout the United States. Through strategic partnerships with major payment processors, financial institutions, and technology providers, One Processing Services LLC delivers secure, reliable, and scalable payment solutions designed to enhance operational efficiency and improve customer transaction experiences. Services include credit and debit card processing, EMV and contactless payment solutions, mobile payment technologies, payment gateway integration, recurring billing systems,