Тechnical liquidation and remediation
- Project for technical liquidation and remediation of mine “Sliven”
- Project for technical liquidation and remediation of mine “Narechen”
- Project for technical liquidation and remediation of mine “Sborishte”
- Project for remediation of open mine “Dionissio” – Vratza
- Project for remediation of open mine “Rudinata” – Novi Iskar
- Project for remediation of open mine “Pet Mogili – East” – Vrajdebna
- Project for remediation of open mine “Dolni Bogrov”
- Project for remediation of open mine “Koriata” – Vrajdebna
- Project for remediation of disturbed area (ex – open mine) in Vrajdebna
- Project for decontamination and partial remediation of site “Metalurg” – Buhovo
- Project for remediation of waste deposit in “Vrajdebna” (2008)
- Project for remediation of waste deposit in municipality of Tran
- Project for remediation of disturbed area (ex – basin) in Trebich
