- SYNERGY/CM, SYNERGY/Change, SYNERGY/Distributed CM (Telelogic, formerly Continuus)
- Serena Dimensions (Serena, formlery Merant)
- ClearCase (IBM, formerly Rational)
- Ada, Assembler, Basic, C, Cobol, Fortran, html, Java, Modula-2, Pascal, Perl, PL/1
- DB2, Oracle, ODBC
- CRAY, IBM/MVS, SIEMENS/BS 2000, TANDEM/GUARDIAN, UNIX (HP-UX, Sun Solaris, DEC OSF/1, AIX, Linux), VMS, Windows
- CMMI, quality management
- Moderation method, organisational development, AdA (certified as trainer of apprentices)
- Quality Coach Brandenburg Tourism
- German, English, Spanish, Chinese