| Pro Concentus GmbH | Berlin (PLZ 12, 10, 14, 11, 13) | ||
| RENAFAN GmbH | Berlin (PLZ 12, 10, 14, 11, 13) | ||
| MEDIA CONSULTA International Holding AG | Berlin (PLZ 12, 10, 14, 11, 13) | ||
| Amadeus FiRe AG | Berlin (PLZ 12, 10, 14, 11, 13) | ||
| ETL-Personal-Kompetenzcenter Steuerberatungsgesellschaft mbH | Berlin und Erfurt (PLZ 99, 12, 10, 14, 11, 13) | ||
| AVART Personal GmbH - Finance | Berlin (PLZ 12, 10, 14, 11, 13) | ||
| ECOVIS Grieger Mallison CTG AG | Berlin (PLZ 12, 10, 14, 11, 13) | ||
| Amadeus FiRe AG | DE-10 Berlin | ||
| PERMACON GmbH Berlin | DE-10 Berlin | ||
| BeKo Käuferportal GmbH | Berlin (PLZ 12, 10, 14, 11, 13) | ||
| BeKo Käuferportal GmbH | Berlin (PLZ 12, 10, 14, 11, 13) | ||
| Amadeus FiRe AG | Berlin (PLZ 12, 10, 14, 11, 13) | ||
| Amadeus FiRe AG | DE-10 Berlin | ||
| Deloitte | Berlin, Düsseldorf, Frankfurt, Hannover, München (PLZ 80, 12, 60, 10, 14, 11, 81, 30, 13, 40, 65) | ||
| PwC | verschiedene Standorte bundesweit (PLZ 13, 21, 60, 20, 81, 51, 11, 14, 50, 10, 22, 68, 80, 65, 79, 39, 01, 04, 12, 26, 70, 90, 45) | ||
