Administration:
Assistant Director Ilza Filipova Tel: 02 8720018, 0876 454325/ Fax: 02 8720022/ Email: ibir@abv.bg/ifilipova@ibir.bas.bg
Human recourses Milena Vasileva Tel: 02 8722164/ Email: hr-ibir@abv.bg/mvasileva@ibir.bas.bg
Admin. specialist Elena Kodjamanova Tel: 02 8722164/ Email: ekodjamanova@ibir.bas.bg/office@ibir.bas.bg
Financial Department:
Chief Accountant Rayna Stoykova Tel: 02 8720046/ Email: schetovodstvo-ibir@abv.bg/accounting@ibir.
Senior Accountant Atanaska Tsenkova Tel: 02 8720026/ Email: schetovodstvo-ibir@abv.bg/accounting@ibir.
Accountant Mariyana Dimitrova Tel: 02 8720026/ Email: schetovodstvo-ibir@abv.bg/accounting@ibir.
Finance Controller Rositsa Nikolova Tel: 02 8720026/ Email: schetovodstvo-ibir@abv.bg/accounting@ibir.