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Usio named by Harris Computer Corporation as a "Preferred Payments service provider" September 29, 2026 09:00 ET | Source: Usio, Inc. Partnership Integrates Usio's Embedded Payment Capabilities into Harris' Utility CIS Platform Utilities Gain Access to Modern, Flexible Payment Options Across Virtually All Payment Channels SAN ANTONIO, Texas, Sept. 29, 2026 (GLOBE NEWSWIRE) - Usio, Inc. ("Usio" or the "Company") (Nasdaq: USIO), a leading FinTech company that operates a full stack of integrated, cloud-based electronic payment and embedded financial solutions, today announced a strategic partnership with Harris Computer Corporation (Harris), a globally recognized provider of advanced enterprise software solutions, including billing and customer information systems for the utility industry. Under the agreement, Harris has designated Usio as a 'Preferred Payments Services Provider' and will integrate Usio's payment technology into its utility customer information system (CIS) platform. Utilities implementing Harris's payment module will have their payment processing powered by Usio, enabling them to offer consumers a complete range of payment options, including credit and debit cards, ACH, and pinless debit. In addition, Usio will provide Harris' customers with physical check and statement printing and distribution, prepaid card escheatment services, and other payment capabilities. By embedding Usio's comprehensive suite of payment solutions into their CIS technology, utility customers can integrate billing and payments through a single technology solution. Consumers increasingly expect secure, convenient, and flexible payment options, and this partnership assures utilities meet those expectations. Harris has earned a strong global reputation for delivering solutions that help utilities improve operational efficiency, manage critical resources, and enhance customer service. By integrating Usio's payment technologies into its platform, Harris further strengthens its ability to deliver a seamless, end-to-end customer experience that enhances the value of its CIS solution. Louis Hoch, President and Chief Executive Officer of Usio, said, "We're excited to partner with Harris to bring our embedded payment capabilities to the utility industry's leading customer information platforms. Together, we're enabling utilities to deliver a modern, flexible payment experience while simplifying the way they manage payment acceptance and disbursements. Harris is a leader in helping utilities operate more efficiently, and we're honored that they've chosen our technology to continue to build on their reputation for innovative and creative solutions that meet the needs of today's consumer." Dana Lendorf-McCarthy, Group President, Utilities and Telecom, Harris, added, "We are pleased to partner with Usio to provide utility organizations with integrated payment capabilities within our software solutions. As utilities continue to navigate evolving customer expectations and operational requirements, it is important that we offer flexible options that help streamline the payment experience. This partnership supports our ongoing commitment to delivering practical solutions that help our customers operate efficiently and serve their communities effectively." This agreement establishes a foundation for continued collaboration and innovation. Usio will support Harris's implementation and go-to-market efforts, helping utility providers modernize the way they accept and manage payments. Harris serves over 70,000 utility providers across the United States, making this partnership an excellent opportunity to accelerate the adoption of integrated payment technologies throughout the industry. About Harris Computer Corporation (Harris) Harris acquires vertical market software businesses, manages them using industry best practices, and builds them for the future. Through acquisitions, Harris has grown extensively from its roots in the utilities, local government, education, and healthcare sectors to operate over 250 businesses globally across more than twenty industries. Harris is an operating group of Constellation Software Inc. (TSX: CSU), one of North America's most active acquirers of software businesses. To learn more, visit www.harrisutilities.com. About Usio, Inc. Usio, Inc. (Nasdaq: USIO), a leading, cloud-based, integrated FinTech electronic payment solutions provider, offers a wide range of payment solutions to merchants, billers, banks, service bureaus, integrated software vendors and card issuers. The Company operates credit, debit/prepaid, and ACH payment processing platforms to deliver convenient, world-class payment solutions and services to clients through its unique payment facilitation platform as a service. The Company, through its Usio Output Solutions division, offers services relating to electronic bill presentment, document composition, document decomposition and printing and mailing services. The strength of the Company lies in its ability to provide tailored solutions for card issuance, payment acceptance, and bill payments as well as its unique technology in the card issuing sector. Usio is headquartered in San Antonio, Texas, and has offices in Austin, Texas. Websites: www.usio.com and www.akimbocard.com. Find us on LinkedIn, Facebook(R) and Twitter. FORWARD-LOOKING STATEMENTS DISCLAIMER Except for the historical information contained herein, this release contains forward-looking statements that are made pursuant to the safe harbor provision of the Private Securities Litigation Reform Act of 1995. These forward-looking statements include, but are not limited to, statements regarding management's intentions, beliefs, expectations, and strategies for the future, including statements regarding the Company's operating and growth strategies. Forward-looking statements can be identified by words such as "believe," "intend," "look forward," "anticipate," "schedule," "expect," and similar expressions. These forward-looking statements are subject to risks and uncertainties inherent in the Company's business that could cause actual results to differ materially from those expressed or implied. Such risks and uncertainties include, among others, risk relating to economic conditions; the realization of anticipated benefits from the PostCredit acquisition; the Company's ability to manage growth; the loss of key resellers; relationships with the Automated Clearing House network, bank sponsors, third-party card processing providers, and merchants; the security of the Company's software, hardware, and information systems; volatility in the Company's stock price; the need for additional financing; risks associated with new tax legislation; and compliance with complex federal, state, and local laws and regulations, as well as other risks described from time to time in the Company's filings with the Securities and Exchange Commission, including its Annual Report on Form 10-K for the fiscal year ended December 31, 2025. One or more of these factors have affected, and in the future, could affect, the Company's businesses and financial results and could cause actual results to differ materially from management's plans and projections. Although the Company believes that the assumptions underlying the forward-looking statements are reasonable, undue reliance should not be placed on such statements which speak as of the date hereof. The Company undertakes no obligation to update or revise any forward-looking statements, except as required by law. Usio Investor Relations [email protected] 210-249-4055

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