Austria - head office
- Opernring 1 / R 745 – 748, 1010, Vienna, Austria
- +43 (0) 1 /301 0022 -10
- +43 (0) 1 /301 0022 -20
- office@concordeng.at
poland
- 108, Chorzowska Str., 40-101 Katowice
- +48 (32) 733 86 60
- +48 (32) 733 14 14
- office.poland@concordgroup.eu