Microsoft
Microsoft Corporation is a worldwide leader in software, services and solutions. Microsoft engages in the development, manufacture, licensing, and support of software products for various computing devices worldwide.
www.microsoft.com

Payment System Group
Payment Systems Group, Inc. (PSG) is a leading technology provider to the electronic payments industry, developing and marketing software and Internet applications for processing consumer payments. Transactions are processed electronically via established Financial Institutions, the ACH Network and the Federal Reserve Banking System.
www.paymentsystemsgroup.com