List of ACI BASE24 Customers
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Since 2010, our global team of researchers has been studying ACI BASE24 customers around the world, aggregating massive amounts of data points that form the basis of our forecast assumptions and perhaps the rise and fall of certain vendors and their products on a quarterly basis.
Each quarter our research team identifies companies that have purchased ACI BASE24 for Payment Processing from public (Press Releases, Customer References, Testimonials, Case Studies and Success Stories) and proprietary sources, including the customer size, industry, location, implementation status, partner involvement, LOB Key Stakeholders and related IT decision-makers contact details.
Companies using ACI BASE24 for Payment Processing include: Mastercard, a United States based Banking and Financial Services organisation with 35300 employees and revenues of $28.17 billion, Lloyds Banking Group, a United Kingdom based Banking and Financial Services organisation with 61228 employees and revenues of $25.41 billion, FNB South Africa, a South Africa based Banking and Financial Services organisation with 29000 employees and revenues of $5.00 billion and many others.
Contact us if you need a completed and verified list of companies using ACI BASE24, including the breakdown by industry (21 Verticals), Geography (Region, Country, State, City), Company Size (Revenue, Employees, Asset) and related IT Decision Makers, Key Stakeholders, business and technology executives responsible for the software purchases.
The ACI BASE24 customer wins are being incorporated in our Enterprise Applications Buyer Insight and Technographics Customer Database which has over 100 data fields that detail company usage of software systems and their digital transformation initiatives. Apps Run The World wants to become your No. 1 technographic data source!
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| Logo | Customer | Industry | Empl. | Revenue | Country | Vendor | Application | Category | When | SI | Insight |
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FNB South Africa | Banking and Financial Services | 29000 | $5.0B | South Africa | ACI Worldwide | ACI BASE24 | Payment Processing | 1997 | n/a |
In 1997, FNB South Africa implemented ACI BASE24 to operate ATM and POS switching and merchant acquiring, deployed in Johannesburg with a logical node provisioned for Botswana, Apps Category . The implementation centered on ACI BASE24 as the core transaction switch and acquiring platform used to route and authorize ATM and POS transactions across the bank's acquiring estate.
The deployment leveraged BASE24-atm and BASE24-pos components to provide switching logic, transaction routing, settlement message handling, and terminal management functionality. The scope included merchant acquiring workflows and a dedicated risk detection capability via ACI Proactive Risk Manager, providing rule-based fraud scoring and event correlation aligned to card scheme requirements.
Integrations were oriented around point of sale and ATM network touchpoints, merchant acquiring channels, and card scheme fraud reporting processes, with operational coverage explicitly called out for Johannesburg and a logical node for Botswana. Business functions impacted included payments operations, acquiring operations, and fraud risk management, with the platform serving as the authoritative switching layer for ATM and POS traffic.
Governance included embedding ACI Proactive Risk Manager into acquiring fraud detection to meet Visa and MasterCard EMV fraud mandates and to improve acquiring scalability and reliability. The configuration emphasized switching resilience and fraud-monitoring workflows, supporting centralized transaction orchestration and scheme-compliant fraud controls.
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Lloyds Banking Group | Banking and Financial Services | 61228 | $25.4B | United Kingdom | ACI Worldwide | ACI BASE24 | Payment Processing | 2006 | n/a |
In 2006, Lloyds Banking Group implemented ACI BASE24 as an enhanced BASE24-es gateway to connect to the UK Faster Payments Service. The deployment is recorded with Apps Category: .
The implementation configured ACI BASE24 to act as a centralized payments gateway, consolidating retail payments infrastructure to support real-time payments across the UK. Architectural emphasis was placed on BASE24-es scalability and multi-platform support, enabling high-availability message switching and routing for immediate clearing and settlement flows.
Integration work focused on the UK Faster Payments Service connection and on reducing duplication across existing payment systems, consolidating transaction routing and operational processing. The program targeted operational and cost efficiencies through infrastructure consolidation and standardization of payment flows while preserving the ACI BASE24 gateway as the primary retail payments switch.
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Mastercard | Banking and Financial Services | 35300 | $28.2B | United States | ACI Worldwide | ACI BASE24 | Payment Processing | 2008 | n/a |
In 2008, Mastercard implemented ACI BASE24 as the core processing engine for its Mastercard Integrated Processing Solutions IPS to provide debit, prepaid, ATM driving, exception processing and fraud management across its network. The deployment targeted global card processing and fraud reduction outcomes, with ACI BASE24 positioned to support high-volume transaction switching and routing for Mastercard clients.
The implementation used the BASE24-eps configuration to enable transaction filtering, exception processing workflows, ATM driving logic and real-time fraud handling capabilities. Functional modules implemented included debit and prepaid authorization processing, exception queue management, transaction filtering rulesets and fraud management decisioning consistent with card processing architectures.
Operational coverage was global card processing for Mastercard clients, with the ACI BASE24 engine integrated into Mastercard Integrated Processing Solutions to centralize authorization and exception workflows. Governance focused on standardized exception handling and rule deployment for fraud screening, supporting consistent real-time decisioning across issuing and acquiring flows, and enabling transaction filtering and improved real-time fraud handling as stated in the deployment notes.
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Buyer Intent: Companies Evaluating ACI BASE24
- Mrl Life Sciences, a United Kingdom based Life Sciences organization with 35 Employees
- St. Bernard's Hospital, a United States based Healthcare company with 4250 Employees
- ACI Worldwide, a United States based Professional Services organization with 3103 Employees
Discover Software Buyers actively Evaluating Enterprise Applications
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