Insurance application modernization.

Migration of 7 million lines of RPG code to 3 million lines of Java code and 700 thousand lines of model code. The model code generates 1 million lines of XHTML and 4.3 million lines of Java code resulting in about 60% of the system being generated from models significantly improving product lifecycle management and maintenance.

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The quality of the conversion results of both application and databases, together with the dynamic documentation facility (G4 Analyzer) prepares us for the next decade.

P. van Spronsen - Director IT Wehkamp

After the conversion of PL/1 to COBOL/LE the maintainability has increased because of the uniformity of standards throughout the application system.

Th. Wever - Head of Securities ING Bank

Migration of an iSeries GIS Life System from RPG to JEE and models based on Domain Specific Languages significantly improving product life cycle management and maintenance.

I2S Insurance Software Solutions

Migration of HP NonStop (Tandem) COBOL middleware application to VB.NET and Tandem File/Queue system to Microsoft SQL Server.


Renovation of the location code across a COBOL IMS mainframe business application leveraging the special Data Type Identification queries within G4 Analyzer.


The first time in my IT career that a complex project with a company wide impact is realized according to plan, quality and price.

F. de Jong - Director IT Friesland Bank

One stop shopping for several platforms to be converted and in addition uniformity of the results could only be guaranteed by two service providers world wide.

M. van Gestel - Manager Migration Services Cap Gemini

The none-freeze of our application was a real requirement and a serious problem because of volatile amendments. Cornerstone has proven that going concern can be guaranteed.

G. Smits - CEO EDS an HP Company

A fixed price, fixed date conversion project was realized according to plan and the quality of the conversion results is according to measures set.

M. Raissis - Director General ECC

Fast, repetitive and quality seem apparent contradictions. Cornerstone shows this to be possible because of their total automated conversion process.

Dr. A Tomas - Manager IT Postbank (ING)