1. Official representative for PANINI – Италия
2. Distributor for CLEANBURN USA Used-oil furnaces and boilers
3. Official representative for EUROHEAT - Heat exchangers
4. Machine-building plants for heavy investment machine building: Heavy machine building”-Radomir, “Kotlostroene”-Sofia.
Chemical machine -building plants”- Haskovo, Pleven, Provadia.
5. Machine building plant “Vaptsarov”- Pleven, Thermotechnics – Plovdiv, “Unimash”- Debelets, “Crane-building factory”-Sofia etc.
6. Centralized heating system Company – Sofia, APP”Kozlodui”, TEP”Plovdiv, TEP “Varna”, TEP”Sliven, TEP “Bobov dol etc.
7. Chemical plants – “Himco”- Vratza, “Neftochim”-Bourgas, “SODI”-Devnya,etc.
8. Engineering firms- “Energoproekt”-Sofia, “Atomtoploproekt”, “Atomenergoproekt”-Sofia etc
9. Foreign trade company for delivery of equipment by activity subjects
10. The firm has good contacts with leading firms in Japan, Germany and Russia.

COOPERATION

“Technical University” in Sofia

“Bulgarian Academy of Science”-BAS- Institute for chemical technologies

“Toyo Engineering” firm – Japan - designing and producing of all heating technology equipment and pressure vessels for PVC plant in Devnya

"IHI” – Japan - there are designed basic technological appliances / absorbers and tanks for water and gypsum / of installation for purifying of flue gases from sulphuric acids for TEP “Maritza-east-2” block 1 to 4 – subject of the “Mitsui” firm-Japan

"Atommash and Atomtoploproekt” - Russiq" designing and producing of appliances for APP

“Liebcher” firm - Germany, designing and producing of thechnology appliances for “Freezing plant” – Radinovo- Plovdiv area.