IBM i Migration & Replatforming

IBM i/iSeries/AS400 Migration & Replatforming Services

Safely & securely migrate applications off IBM i by extracting, documenting, and transitioning your systems and data. Preserve the value in your applications and data for reuse in newer platforms.
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Retire IBM i applications

Transition from IBM i to a new platform with confidence

Replacing older business-critical systems can be a daunting challenge, particularly when they underpin critical operations. We can help you migrate your existing IBM i applications to a new system, whilst delivering support for your IBM i application until it’s no longer required.

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Data extraction & transformation

Extract data into external SQL databases

We enable extraction, transformation, and loading of your IBM i DB2 data into SQL-compatible formats, allowing applications to access and use your data via alternative databases.

Data lakes & analytics

Long-term access to critical business data

We can create modern repositories, or ‘data lakes’ for your IBM i data, ensuring DB2 data structures are transformed into formats suitable for analytics platforms and business intelligence tools, ensuring long-term access to operational data.

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Application analysis and data mapping

Create detailed data maps of application relationships

We can generate detailed data maps, schema documentation and application schematics showing relationships between programs, database files, and fields, ensuring migration projects correctly capture business logic and data dependencies.

Archive legacy data

Secondary storage for legacy data

We can create secondary storage repositories for infrequently accessed and older data, retaining continuity of access to legacy data in case it’s required in the future.

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Application Performance Monitoring (APM)

Proactive monitoring of your IBM i applications

Our in-house developed application monitoring tool provides performance tracking and proactive error/anomaly detection. Automated alert notifications help our team get to work on issues before you even realise there’s a problem.

Use Cases

When you need to migrate applications off the IBM i

When you’ve decided to move applications and functions from your AS400/iSeries/IBM i, you might need help with the migration process and support with replatforming.

If you have a very specific use case, don’t hesitate to get in touch and we can discuss your specific requirements.

Migrating away from the IBM i can be a long and complex process. You must have the right support throughout the transition. It’s incredibly important as it ensures you don’t lose any of the crucial data or functionality that exists in your IBM i applications.

We can support you when retiring applications, extracting, archiving and transforming data into compatible formats, whilst ensuring the ‘lights are kept on’ in your IBM i application until it’s no longer required.

You might have already decided that you’re moving from the IBM i in the future. Whether that’s in 3, 5, or 10 years time, it gives you the perfect opportunity to put a migration plan in place to ensure you don’t miss any critical elements when the time comes.

Our team can help you build a comprehensive migration plan, and can then help you achieve a smooth transition, ensuring your IBM i applications remain fully operational until they’re no longer required.

Our team can assist you with the extraction and transformation of IBM i DB2 data, loading it into a modern SQL-compatible database on your new platform.

We can also build modern ‘data lakes’/repositories for less frequently accessed data, keeping it secure for the future, but optimising application performance in the present.

Why Proximity?

A team of IBM i specialists you can rely on

Proximity provides award-winning expertise for IBM i support, maintenance and development. We are ISO 27001 certified and accredited with Cyber Essentials Plus.
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Industry experience

Global manufacturing, logistics, warehousing, retail and financial services companies trust us with their core systems.

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Technical IBM i expertise

Access a team of 40 technical specialists with skills in RPG, COBOL, PHP and Java, as well as cloud solutions.

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Stable, long-term support

100% UK-based, permanent staff. We extend our team with experienced IBM i developers, graduates and trainees, and we don't use agencies or contractors.

Frequently Asked Questions

Proximity supports the full migration journey, from planning through to decommissioning. That starts with application analysis and data mapping to document the relationships between your programs, database files and fields so no business logic is lost. From there, our team extracts and transforms your IBM i DB2 data into SQL-compatible formats for your new platform, while keeping your existing IBM i applications fully supported and operational until they’re no longer needed. This “keep the lights on” approach means you can migrate at the right pace without risking disruption to day-to-day operations.

Yes. Many businesses know they’ll move off IBM i in 3, 5 or 10 years but aren’t ready to start yet. That’s exactly when a migration plan should be developed. Proximity works with you to map out a comprehensive, phased migration strategy in advance, identifying critical applications, data dependencies and potential risk areas ahead of time. That way, when the time comes to transition, the process is smoother, faster and far less likely to miss a critical element, and your IBM i systems keep running reliably in the meantime.

Proximity extracts, transforms and loads your IBM i DB2 data into modern SQL-compatible databases. We can also build data lakes for analytics and business intelligence tools so operational data stays accessible long after migration. For older or infrequently accessed data, we set up secondary archive storage, keeping it secure and retrievable without cluttering your new, live environment. The result is continuity of access to historic data with none of the legacy platform overhead.