".../... However, once on the PC, the software can be incrementally rewritten. In this way, significant savings can be realized early with small upfront costs. There have been a few efforts along this direction, most notably the works by Henault , Rossen  and Townsends . .../..."
HH & S is a human scale software consulting company composed of Engineers coming from the IBM mainframe world and a having a perfect expertise of new technologies.
This wide view of different computer worlds gives us a very strong technical expertise to develop architectures of Information Systems and assist you in your projects implementing technical and application infrastructures.
Our technical knowledge, our expertise, responsiveness, efficiency of our services and performance of our achievements, whether in the areas of consulting, development, migration, technical support, the systems and networks administration as well as teaching, have allowed us to be known and appreciated by big companies IT services.
HH & S offers its Seniors Consultants expertise in both worlds of
- Mainframe IBM --- z/OS MVS, z/VM, z/Linux ---
- and Open --- UNIX, Linux, Windows, Java, Internet ---