Modernize Your IBM i Environment Without Disrupting Critical Operations
IBM i (AS400) continues to power mission-critical operations across manufacturing, distribution, retail, and financial services. As businesses evolve, legacy applications, complex integrations, and limited in-house expertise can slow growth. Our Expert iSeries AS400 Services help organizations modernize applications, enhance RPG systems, integrate with modern technologies, and optimize platform performance ensuring long-term reliability, scalability, and business success.
Solution Area 01
IBM i Managed Support & Application Management Services
IBM i is renowned for its reliability and stability, but even the most dependable systems require ongoing monitoring, maintenance, and expert support to ensure optimal performance. Over time, deferred updates, undocumented applications, resource constraints, and the loss of key IBM i expertise can create significant operational and business risks.
SourceMash provides comprehensive IBM i Managed Support and Application Management Services (AMS) that help organizations maintain system health, improve performance, strengthen resilience, and ensure business-critical applications continue to operate efficiently. Acting as an extension of your IT team, we deliver proactive support, expert guidance, and ongoing application management tailored to your operational requirements.
Our managed support services help businesses:
- Maintain maximum IBM i system availability
- Proactively manage PTFs and operating system updates
- Improve system performance and resource utilization
- Strengthen backup, recovery, and high-availability readiness
- Support ongoing RPG, COBOL, and CL application enhancements
- Simplify user administration and security governance
Built around proven IBM i operational best practices, our services help organizations reduce risk, improve reliability, and extend the value of their IBM i investments.
Proactive monitoring of IBM i environments to identify performance issues, capacity constraints, and operational risks before they impact business operations. Maintain visibility into system health, resource utilization, availability, and critical workloads.
Manage IBM i operating system updates and PTF deployments through structured testing, validation, and controlled change management processes. Ensure environments remain secure, supported, and aligned with IBM best practices.
Identify and resolve performance bottlenecks across applications, databases, memory pools, job scheduling, and batch processes. Improve response times, operational efficiency, and overall system performance.
Design, manage, and validate IBM i backup and disaster recovery strategies. Support BRMS administration, recovery planning, offsite backup management, and high-availability solutions that reduce downtime and improve business continuity.
Provide ongoing support for RPG, COBOL, and CL applications through enhancements, maintenance, bug fixes, reporting updates, and functional improvements. Help keep business-critical applications aligned with evolving operational needs.
Core IBM i Managed Service Capabilities
24/7 Operations & Monitoring
Continuous monitoring, incident management, and proactive issue resolution for critical IBM i environments.
Platform Maintenance & Performance Management
Optimize system performance through regular maintenance, PTF governance, and infrastructure tuning.
Backup, Recovery & Business Continuity
Protect critical business operations with tested recovery processes and high-availability strategies.
Application Management & Support
Maintain and enhance IBM i applications through ongoing development, maintenance, and operational support.
Solution Area 02
RPG & IBM i Application Development
IBM i application development requires specialized expertise across RPG, DB2 for i, CL programming, and the platform-specific architecture that powers mission-critical business systems. As experienced IBM i developers become increasingly difficult to find, many organizations face growing challenges maintaining legacy applications, modernizing existing codebases, and delivering new functionality that supports evolving business needs.
SourceMash provides end-to-end IBM i development services—from RPG III maintenance and application enhancement to modern free-format RPG development, DB2 SQL engineering, automation, and legacy code modernization. Our team helps organizations preserve critical business logic while building scalable, maintainable, and future-ready IBM i applications.
Our development services help businesses:
- Extend and enhance existing IBM i applications
- Modernize RPG III and legacy codebases
- Develop maintainable ILE RPG and free-format RPG solutions
- Optimize DB2 for i performance and database design
- Automate business operations through CL programming
- Preserve institutional knowledge through documentation and analysis
Built around deep IBM i expertise, our development services help organizations maximize the value of their existing investments while preparing for future growth.
Develop modern IBM i applications using ILE RPG and free-format RPG standards. Build modular, reusable, and maintainable applications through service programs, procedures, binding directories, and modern error-handling practices.
Maintain, enhance, and extend legacy RPG III and RPG/400 applications that continue to support critical business operations. Preserve proven business logic while improving application stability and long-term maintainability.
Design and optimize DB2 for i databases using embedded SQL, stored procedures, triggers, views, and user-defined functions. Improve application performance, reporting capabilities, and data accessibility across IBM i environments.
Develop and modernize CL programs for job scheduling, batch processing, system automation, message handling, and operational workflows. Streamline IBM i administration and improve operational efficiency through automation.
Analyze and document undocumented RPG and COBOL applications to preserve business knowledge, improve maintainability, and support modernization initiatives. Create program flows, dependency mappings, and business-rule documentation.
Core IBM i Development Capabilities
Modern RPG Application Development
Build scalable and maintainable business applications using ILE RPG, free-format RPG, and modern development practices.
Legacy Application Enhancement
Safely extend and optimize RPG III, RPG/400, and long-running IBM i applications without disrupting critical operations.
DB2 Database Engineering
Deliver high-performance database solutions with SQL optimization, stored procedures, triggers, and advanced database design.
Automation & Application Modernisation
Improve operational efficiency through CL automation, code refactoring, documentation, and modernization initiatives.
Solution Area 03
IBM i Modernisation – Green-Screen to Modern UX
IBM i systems continue to power critical business operations, but outdated user interfaces and limited integration capabilities can slow productivity, increase training requirements, and restrict digital transformation initiatives. Modernization isn't about replacing IBM i—it's about enhancing accessibility, usability, and connectivity while preserving the proven business logic that organizations rely on every day.
SourceMash helps organizations modernize IBM i environments through web-based user experiences, API enablement, mobile accessibility, and progressive RPG modernization. Our incremental approach delivers measurable business value at every stage without the risk, cost, or disruption of a full-scale application rewrite.
Our modernization services help businesses:
- Transform 5250 green-screen applications into modern web interfaces
- Enable browser-based and mobile access to IBM i systems
- Connect IBM i applications with modern digital platforms
- Expose business logic through secure APIs and web services
- Modernize RPG applications for better maintainability
- Extend the lifespan and value of IBM i investments
Built around business continuity and proven modernization methodologies, our solutions help organizations evolve at a pace that matches operational and strategic objectives.
Transform traditional 5250 terminal applications into responsive browser-based interfaces using proven IBM i modernization platforms. Enhance usability, improve accessibility, and provide a modern user experience while retaining existing RPG business logic.
Expose IBM i business processes and DB2 data through secure REST and SOAP services. Enable real-time integration with CRM systems, eCommerce platforms, mobile applications, cloud services, and enterprise software ecosystems.
Extend IBM i functionality to mobile devices through API-driven applications. Support field operations, warehouse management, inventory updates, order processing, approvals, and other business workflows from anywhere.
Modernize RPG III and fixed-format RPG applications by transitioning to ILE RPG, free-format RPG, modular service programs, and maintainable development frameworks. Improve scalability, readability, and long-term application support.
Prepare IBM i environments for future growth through cloud-ready architectures, hybrid deployment models, and modern front-end integration strategies. Extend IBM i capabilities while maintaining operational stability and security.
Core IBM i Modernisation Capabilities
Modern Web User Experience
Convert green-screen applications into intuitive, browser-accessible interfaces that improve productivity and user adoption.
API & Digital Integration
Enable secure, real-time connectivity between IBM i and modern enterprise applications, cloud platforms, and digital services.
Mobile Business Enablement
Provide mobile access to IBM i data and workflows through scalable, API-powered applications.
RPG Application Modernisation
Transform legacy RPG codebases into maintainable, future-ready architectures while preserving critical business functionality.
Solution Area 04
IBM i Integration, ERP, SaaS & EDI Connectivity
IBM i systems are often the central source of truth for inventory, orders, financials, production, and operational data. As organizations adopt modern CRM, ERP, e-commerce, analytics, and cloud platforms, seamless integration becomes critical to eliminate manual processes, reduce data delays, and ensure consistent business information across systems.
SourceMash helps organizations connect IBM i environments with enterprise applications, SaaS platforms, trading partners, and modern digital ecosystems through APIs, middleware, messaging platforms, and EDI solutions. Our integration-first approach enables real-time communication while preserving existing IBM i business logic and operational stability.
Our integration services help businesses:
- Eliminate manual data entry and duplicate processes
- Connect IBM i with modern ERP and SaaS platforms
- Enable secure real-time API integrations
- Automate business transactions across systems
- Improve data accuracy and operational visibility
- Create scalable integration architectures for growth
Built around reliability, security, and maintainability, our integration solutions transform IBM i into a fully connected enterprise platform.
Connect IBM i with leading enterprise platforms including SAP, Oracle, Microsoft Dynamics 365, NetSuite, and other business applications. Synchronize customer, inventory, finance, procurement, and operational data across multiple systems while maintaining data accuracy and process consistency.
Integrate IBM i with cloud-based platforms such as Salesforce, HubSpot, Shopify, WooCommerce, and service management applications. Enable real-time data sharing between customer-facing systems and core IBM i business processes.
Expose IBM i business logic and DB2 data through secure REST and SOAP APIs. Support web applications, mobile solutions, partner integrations, customer portals, and digital transformation initiatives with scalable API-driven architectures.
Implement robust integration frameworks using IBM MQ, ActiveMQ, MuleSoft, Azure Integration Services, and enterprise middleware platforms. Enable reliable message delivery, event-driven workflows, and multi-system orchestration.
Implement complete EDI solutions supporting ANSI X12, EDIFACT, VAN providers, AS2 communication, and IBM Sterling B2B Integrator. Automate purchase orders, invoices, shipping notifications, acknowledgements, and supplier transactions with trading partners worldwide.
Core IBM i Integration Capabilities
Enterprise Application Connectivity
Connect IBM i seamlessly with ERP, CRM, finance, supply chain, and business applications.
API-Led Integration Architecture
Deliver secure, scalable, and real-time data exchange through modern web services and APIs.
EDI & B2B Commerce Integration
Automate trading partner communications using industry-standard EDI frameworks.
Middleware & Event-Driven Integration
Build reliable integration ecosystems with messaging platforms, orchestration tools, and enterprise middleware.
Solution Area 05
IBM i Migration, Re-Platform & Strategic Assessment
Every IBM i organization eventually faces a critical decision: continue investing in IBM i, modernize existing applications, move IBM i to the cloud, or migrate to a new ERP platform. Making the wrong choice can introduce significant cost, operational disruption, and business risk. SourceMash provides independent, vendor-neutral assessments that help organizations select the right path based on business objectives, technical realities, and long-term ROI.
Our team supports the full spectrum of IBM i transformation strategies—from optimization and cloud migration to ERP re-platforming and hybrid coexistence models. We help organizations evaluate, plan, and execute change while protecting the business logic, data, and processes that have powered operations for decades.
Our strategic migration services help businesses:
- Evaluate the future of IBM i with confidence
- Compare modernization, cloud, and ERP migration options
- Reduce risk during transformation initiatives
- Preserve critical business knowledge and processes
- Migrate data and applications with minimal disruption
- Create phased roadmaps aligned with business goals
Whether the outcome is staying on IBM i, moving to the cloud, or adopting a new ERP, we provide objective guidance and proven execution expertise.
Comprehensive assessment of IBM i applications, infrastructure, business processes, integrations, operational costs, and skills dependencies. We provide executive-level recommendations supported by risk analysis, modernization opportunities, and future-state architecture options.
Move IBM i workloads from on-premise environments to cloud-hosted or managed infrastructure. We support IBM Cloud, Azure-based IBM i environments, co-location providers, and hybrid deployment models while ensuring business continuity and operational stability.
Extract, transform, validate, and migrate IBM i DB2 data into modern ERP platforms such as SAP, Oracle, Dynamics 365, and NetSuite. Our approach focuses on data quality, mapping accuracy, validation, and successful adoption.
Identify and document the critical business logic embedded within RPG applications before modernization or ERP migration projects begin. Preserve decades of operational intelligence and reduce implementation risk during re-platform initiatives.
Ensure migration success through structured testing, parallel operations, reconciliation processes, and controlled cut-over planning. We help organizations validate outputs, resolve discrepancies, and minimize operational risk before go-live.
Design architectures where IBM i continues running core business functions while cloud ERP, CRM, HR, or procurement platforms operate alongside it. Enable seamless synchronization between legacy and modern systems through controlled integration frameworks.
Core IBM i Transformation Capabilities
Strategic Assessment & Roadmapping
Independent analysis of modernization, migration, cloud, and ERP transformation options.
Cloud & Infrastructure Migration
Secure migration of IBM i environments to cloud-hosted or managed platforms.
ERP Re-Platform & Data Migration
End-to-end support for data migration, business process transition, and ERP adoption.
Hybrid & Phased Transformation
Design and implementation of coexistence strategies that balance innovation with operational continuity.
Solution Area 06
IBM i Security & Compliance Hardening
IBM i is recognized for its robust security architecture, but many environments were configured years ago and have not evolved to address today's cybersecurity threats, regulatory requirements, and compliance standards. As ransomware attacks, insider threats, third-party integrations, and data privacy regulations continue to grow, organizations need a proactive approach to securing their IBM i landscape.
SourceMash helps organizations strengthen IBM i security through comprehensive assessments, hardening initiatives, compliance readiness programs, audit trail management, and ongoing security monitoring. Our approach aligns IBM i environments with industry best practices while protecting critical business applications, sensitive data, and operational continuity.
Our security services help businesses:
- Identify and remediate IBM i security vulnerabilities
- Strengthen access control and authority management
- Improve compliance with regulatory frameworks
- Enhance audit readiness and reporting capabilities
- Protect sensitive business and customer data
- Establish continuous security monitoring processes
Built around industry-recognized security standards, our services help organizations reduce risk while maintaining the reliability and performance IBM i is known for.
Comprehensive security reviews based on the CIS IBM i Security Benchmark, covering system values, user profiles, object authorities, network exposure, service interfaces, audit settings, and security-related PTF levels. Findings are prioritized by risk with detailed remediation recommendations.
Strengthen IBM i security configurations through system value optimization, authority restructuring, profile cleanup, encryption implementation, service lockdown, and exit program deployment. Improve resilience against internal and external threats while supporting compliance requirements.
Configure and optimize QAUDJRN auditing for complete visibility into security events, user activities, authority changes, and system access. Integrate IBM i audit logs with enterprise SIEM platforms for centralized monitoring and incident detection.
Support organizations handling payment card data through IBM i security controls aligned with PCI DSS requirements. Implement encryption, network segmentation, audit logging, access governance, and compliance reporting to reduce risk and improve audit preparedness.
Help organizations meet India's Digital Personal Data Protection (DPDP) requirements by identifying personal data, implementing retention policies, supporting data subject requests, and enhancing auditability of sensitive information access and usage.
Provide continuous IBM i security oversight through audit review, authority monitoring, security event analysis, PTF validation, compliance reporting, and proactive recommendations. Maintain operational security posture and support recurring audit requirements.
Core IBM i Security Capabilities
Security Assessment & Risk Management
Identify vulnerabilities, misconfigurations, and compliance gaps through structured IBM i security evaluations.
Security Hardening & Access Governance
Strengthen system security with authority controls, hardened configurations, encryption, and policy enforcement.
Audit, Compliance & Monitoring
Enable audit readiness with comprehensive logging, SIEM integration, compliance frameworks, and ongoing monitoring.
Data Protection & Regulatory Compliance
Support PCI DSS, DPDP Act, ISO 27001, SOC 2, and other governance requirements through secure IBM i controls and processes.
IBM i Transformation & Support Framework
A structured, low-risk approach for managing, modernizing, securing, and extending IBM i environments ensuring business continuity, operational stability, and long-term value from your IBM i investment.
Our IBM i Technology & Service Ecosystem
We combine deep IBM i expertise with modern development, modernization, integration, security, and support capabilities to help organizations maximize the value of their IBM i investments. From legacy RPG applications to cloud-ready architectures, our team delivers end-to-end IBM i services that keep critical business systems reliable, secure, and future-ready.
Credentials & IBM i Expertise
Trusted. Experienced. IBM i Focused.
At SourceMash, our IBM i specialists combine deep platform expertise with decades of experience supporting, developing, modernizing, securing, and integrating business-critical IBM i environments. From legacy RPG applications to cloud-ready architectures, we help organizations maximize the value of their IBM i investments while reducing operational and technology risks.
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