References
Reference letter from AES Geo Energy for the completion of “St. Nikola” Wind Farm – Kavarna
Reference letter from HEITKAMP-MASS for the completion of waste water treatment plant – Stara Zagora
Reference letter from HEITKAMP-MASS for the completion of waste water treatment plant –Dimitrovgrad
Reference letter from TGO for completion of works in Maritza East 1 Power Plant – Galabovo