Top Tech Companies in Oklahoma City, OK (261)

Heartland, part of Global Payments Inc. (NYSE: GPN), is one of the largest payment processors in the United States, delivering credit/debit/prepaid card processing and security technology through Heartland SecureTM and its comprehensive Heartland breach warranty. Heartland also offers point of sale, mobile commerce, e-Commerce, marketing, payroll solutions and related business solutions and services to more than 400,000 business and educational...