Mutual Merchant Services, Inc. provides various financial products and services to merchants, financial institutions, and banks. It offers credit and debit card acceptance, check guarantee, check verification, check conversion, check 21, advance funding, ACH check processing, and prepaid and bill pay services. Mutual Merchant also provides point of sale software, hardware, and e-commerce products. The company, formerly known as Sage Global Solutions, Inc., is based in Thousand Oaks, California.