| Ilyan Krastev | № 159-15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Iglika Nedelcheva | № 172-90/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Yordanka Dinkova | № 160-78/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Kamen Kalchev | № 161-79/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Kiril Konov | № 162-80/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Krasimir Ivanov | № 163-81/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Krasimir Ivanov | № 164-82/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Martin Mitsev | № 165-83/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Petar Slavov | № 166-84/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Petar Petrov | № 167-85/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Snezhana Malinova | № 168-86/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Stanislav Stankov | № 169-87/15.03.2013 | Vocational high school of electronics "John Atanasov"-Sofia, Bulgaria | Technician of Energy Equipment and Installations (code 522030) | Installation of Equipment for Biomass Energy Producing | Renewable Energy Sources (code 5220308) | Third degree | |
| Petar Pavlov | BGC-PV-007/29.10.2011 | Vocational Training Center at "Bulgarian Gas Center" JSC
- Sofia, Bulgaria | Mechanic of Energy Equipment and Installations (code 522040) | Installation and operation of photovoltaic systems | Renewable Energy Sources (code 5220408) | Second degree | |
| Krasimir Petrov | BGC-PV-013/06.02.2012 | Vocational Training Center at "Bulgarian Gas Center" JSC
- Sofia, Bulgaria | Mechanic of Energy Equipment and Installations (code 522040) | Installation and operation of photovoltaic systems | Renewable Energy Sources (code 5220408) | Second degree | |
| Rosen Sofroniev | BGC-PV-014/15.02.2012 | Vocational Training Center at "Bulgarian Gas Center" JSC
- Sofia, Bulgaria | Mechanic of Energy Equipment and Installations (code 522040) | Installation and operation of photovoltaic systems | Renewable Energy Sources (code 5220408) | Second degree | |
| Radoslav Radev | BGC-PV-015/15.02.2012 | Vocational Training Center at "Bulgarian Gas Center" JSC
- Sofia, Bulgaria | Mechanic of Energy Equipment and Installations (code 522040) | Installation and operation of photovoltaic systems | Renewable Energy Sources (code 5220408) | Second degree | |
| Ivo Dinov | BGC-PV-016/15.02.2012 | Vocational Training Center at "Bulgarian Gas Center" JSC
- Sofia, Bulgaria | Mechanic of Energy Equipment and Installations (code 522040) | Installation and operation of photovoltaic systems | Renewable Energy Sources (code 5220408) | Second degree | |
| Sergey Georgiev | BGC-PV-019/27.04.2012 | Vocational Training Center at "Bulgarian Gas Center" JSC
- Sofia, Bulgaria | Mechanic of Energy Equipment and Installations (code 522040) | Installation and operation of photovoltaic systems | Renewable Energy Sources (code 5220408) | Second degree | |
| Petko Nanchev | BGC-PV-020/27.04.2012 | Vocational Training Center at "Bulgarian Gas Center" JSC
- Sofia, Bulgaria | Mechanic of Energy Equipment and Installations (code 522040) | Installation and operation of photovoltaic systems | Renewable Energy Sources (code 5220408) | Second degree | |
| Stefan Georgiev | BGC-PV-030/05.09.2012 | Vocational Training Center at "Bulgarian Gas Center" JSC
- Sofia, Bulgaria | Mechanic of Energy Equipment and Installations (code 522040) | Installation and operation of photovoltaic systems | Renewable Energy Sources (code 5220408) | Second degree | |
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