Mastercard Incorporated, a technology company, provides transaction processing and other payment-related products and services in the United States and internationally. The company offers integrated products and value-added services for account holders, merchants, financial institutions, digital partners, businesses, governments, and other organizations, such as programs that enable issuers to provide consumers with credits to defer payments; payment products and solutions that allow its customers to access funds in deposit and other accounts; prepaid programs services; and commercial credit, debit, and prepaid payment products and solutions. It also provides solutions that enable businesses or governments to make payments to businesses, including Virtual Card Number, which is generated dynamically from a physical card and leverages the credit limit of the funding account; a platform to optimize supplier payment enablement campaigns for financial institutions; and treasury intelligence platform that offers corporations with recommendations to enhance working capital performance and accelerate spend on cards. In addition, the company offers Mastercard Send, which partners with digital messaging and payment platforms to enable consumers to send money directly within applications to other consumers; and Mastercard Cross-Border Services enables a range of payment flows through a distribution network with a single point of access to send and receive money globally through various channels, including bank accounts, mobile wallets, cards, and cash payouts. Further, it provides cyber and intelligence solutions; insights and analytics, consulting, marketing, loyalty, processing, and payment gateway solutions for e-commerce merchants; and open banking and digital identity services. The company offers payment solutions and services under the MasterCard, Maestro, and Cirrus name. Mastercard Incorporated was founded in 1966 and is headquartered in Purchase, New York.

Fiserv, Inc., together with its subsidiaries, provides payments and financial services technology services in the United States, Europe, the Middle East and Africa, Latin America, the Asia-Pacific, and internationally. It operates through Merchant Acceptance, Financial Technology, and Payments and Network segments. The Merchant Acceptance segment provides merchant acquiring and digital commerce services; mobile payment services; security and fraud protection products; Clover, a cloud based POS and integrated commerce operating system for small and mid-sized businesses and independent software vendors; and Carat, an integrated operating system for large businesses. This segment distributes through various channels, including direct sales teams, strategic partnerships with agent sales forces, independent software vendors, financial institutions, and other strategic partners in the form of joint venture alliances, revenue sharing alliances, and referral agreement. The Financial Technology segment offers customer deposit and loan accounts, as well as manages an institution's general ledger and central information files. This segment also provides digital banking, financial and risk management, professional services and consulting, check processing, and other products and services. The Payments and Network segment offers card transactions, such as debit, credit, and prepaid card processing and services; funds access, debit payments, cardless ATM access, and surcharge-free ATM network; security and fraud protection products; card production; print services; and various network services, as well as non-card digital payment software and services, including bill payment, account-to-account transfers, person-to-person payments, electronic billing, and security and fraud protection products. It serves merchants, banks, credit unions, other financial institutions, and corporate clients. Fiserv, Inc. was incorporated in 1984 and is headquartered in Milwaukee, Wisconsin.

Global Payments Inc. provides payment technology and software solutions for card, check, and digital-based payments in the Americas, Europe, and the Asia-Pacific. It operates through two segments, Merchant Solutions and Issuer Solutions. The Merchant Solutions segment offers authorization, settlement and funding, customer support, chargeback resolution, terminal rental, sales and deployment, payment security, and consolidated billing and reporting services. This segment also provides an array of enterprise software solutions that streamline business operations of its customers in various vertical markets; and value-added solutions and services, such as point-of-sale software, analytics and customer engagement, payroll and reporting, and human capital management. The Issuer Solutions segment offers solutions that enable financial institutions and retailers to manage their card portfolios through a platform; and commercial payments, account payables, and electronic payment alternatives solutions for businesses and governments. It markets its products and services through direct sales force, trade associations, agent and enterprise software providers, referral arrangements with value-added resellers, and independent sales organizations. The company was founded in 1967 and is headquartered in Atlanta, Georgia.

ACI Worldwide, Inc., a software company, develops, markets, installs, and supports a range of software products and solutions for facilitating digital payments in the United States and internationally. The company operates in three segments: Banks, Merchants, and Billers. The company offers ACI Acquiring, a solution to process credit, debit, and prepaid card transactions, deliver digital innovation, and fraud prevention; ACI Issuing, a digital payment issuing solution for new payment offering; and ACI Enterprise Payments Platform that provides payment processing and orchestration capabilities for digital payments. It also provides ACI Low Value Real-Time Payments, a platform for processing real-time payments; and ACI High Value Real-Time Payments, a payments engine that offers multi-bank, multi-currency, 24x7 payment processing, and SWIFT messaging. In addition, the company offers ACI Payments Orchestration Platform for optimizing payments; omni-channel payment platform; ACI Fraud Management, a real-time approach to fraud management; and ACI Speedpay, an integrated suite of digital billing, payment, disbursement, and communication services. The company offers electronic bill presentment and payment services to consumer finance, insurance, healthcare, higher education, utility, government, telecommunications, and mortgage sectors; implementation services, include product installations and configurations, and custom software modifications; and business and technical consultancy, on-site support, product education, and testing services, as well as distributes or acts as a sales agent for software developed by third parties. It markets its products under the ACI Worldwide brand. The company was formerly known as Transaction Systems Architects, Inc. and changed its name to ACI Worldwide, Inc. in July 2007. The company was founded in 1975 and is based in Elkhorn, Nebraska.

The Western Union Company provides money movement and payment services worldwide. The company operates through Consumer Money Transfer and Consumer Services segments. The Consumer Money Transfer segment facilitates money transfers for international cross-border and intra-country transfers, primarily through a network of retail agent locations, as well as through websites and mobile devices. The Consumer Services segments offers bill payment services, which facilitate payments for consumers, businesses, and other organizations, as well as money order services, retail foreign exchange services, prepaid cards, lending partnerships, and digital wallets. The company was founded in 1851 and is headquartered in Denver, Colorado.

EVERTEC, Inc. engages in transaction processing business and financial technology in Latin America and the Caribbean. The company operates through four segments: Payment Services - Puerto Rico & Caribbean; Latin America Payments and Solutions; Merchant Acquiring; and Business Solutions. It provides merchant acquiring services, which enable point of sales and e-commerce merchants to accept and process electronic methods of payment, such as debit, credit, prepaid, and electronic benefit transfer (EBT) cards. In addition, the company offers payment processing services that enable financial institutions and other issuers to manage, support, and facilitate the processing for credit, debit, prepaid, automated teller machines, and EBT card programs; credit and debit card processing, authorization and settlement, and fraud monitoring and control services to debit or credit issuers services. Further, it provides business process management solutions comprising core bank processing, network hosting and management, IT professional, business process outsourcing, item and cash processing, and fulfillment solutions to merchant, fintech, financial institutions, and corporate and government customers. Additionally, the company owns and operates the ATH network, a personal identification number debit networks. It manages a system of electronic payment networks that process approximately six billion transactions. The company sells and distributes its services primarily through direct sales force. It serves financial institutions, merchants, corporations, and government agencies. EVERTEC, Inc. was founded in 1988 and is headquartered in San Juan, Puerto Rico.

Paysafe Limited provides end-to-end payment solutions in the United States, Germany, the United Kingdom, and internationally. Its payments platform offers a range of payment solutions comprising credit and debit card processing, digital wallet, eCash, and real-time banking solutions for entertainment verticals, such as iGaming, including online betting related to sports, e-sports, fantasy sports, poker, and other casino games, as well as travel, streaming/video gaming, retail/hospitality, and digital assets. The company operates through two segments, Merchant Solutions and Digital Wallets. The Merchant Solutions segment offers PCI-compliant payment acceptance and transaction processing solutions for merchants and integrated service providers, including merchant acquiring, transaction processing, gateway solutions, fraud and risk management tools, data and analytics, point of sale systems, and merchant financing solutions, as well as comprehensive support services under the Paysafe and Petroleum Card Services brands. The Digital Wallets segment offers digital wallet solutions under the Skrill, NETELLER, paysafecard, and Paysafecash brands; and pay-by-bank solutions under the Rapid Transfer brand. It also provides eCash solutions under the paysafecard and Paysafecash brands; paysafecard prepaid Mastercard that can be linked to a digital paysafecard account and used to make purchases; Safetypay, a platform that enables eCommerce transactions; and PagoEfectivo, an alternative payment platform. The company is based in London, the United Kingdom.

Usio, Inc., together with its subsidiaries, provides integrated electronic payment processing services to merchants and businesses in the United States. The company offers various types of automated clearing house (ACH) processing; and credit, prepaid card, and debit card-based processing services. Its ACH transaction processing services include Represented Check and Check Conversion for electronic payment facilitation. In addition, the company offers merchant account services for the processing of card-based transactions through the VISA, MasterCard, American Express, Discover, and JCB networks, including online terminal services accessed through a website or retail services accessed through a physical terminal. Further, it provides a proprietary web-based customer service application that allows companies to process one-time and recurring payments through e-checks or credit cards; and an interactive voice response telephone system to companies, which accept payments directly from consumers over the telephone using e-checks or credit cards. Additionally, the company offers prepaid and incentive card issuance services; and operates a prepaid core processing platform, as well as provides additional services, such as electronic bill presentment, document composition, document decomposition, and printing and mailing services for various industry verticals, including utilities and financial institutions. It markets and sells ACH products and services primarily through resellers; and prepaid card program directly to government entities, corporations, and to consumers through the internet. The company was formerly known as Payment Data Systems, Inc. and changed its name to Usio, Inc. in June 2019. Usio, Inc. was incorporated in 1998 and is headquartered in San Antonio, Texas.