Merchant Services and Mobile Credit Card Processing. Vantiv is a leading provider of integrated, secure payment processing and premium technology for Financial institutions and Business alike. Whether you are looking for a secure way to mobily accept credit cards, Automated Teller ATM or Merchant solutions, The Vantiv family of Brands provide a full service solution to any financial need. Visit our website for more information or call today to schedule an appointment with a local rep. We look forward to partnering with you!