Thermal power Station “Sofia Iztok”
Thermal power Station “Sofia Sever”
Thermal power Station “Bobovdol”
Thermal power Station “Pleven”
Thermal power Station “Gabrovo”
Thermal power Station “Shumen”
Thermal power Station “Plovdiv sever”
Thermal power Station “Sliven”
Thermal power Station ”Kremikovtzi” Sofia
Thermal power Station “AERUBIS” Pirdop
Thermal power Station “Paper factory” Stamboliiski
Thermal power Stations in Turkey (together with S&Q Mart Turkey)
Thermal power Station Maritza East

• “Himengineering” Ltd. – “CLK” Ihtiman Bulgaria;
  “Vuzhod” Ltd. – Trudovetz Bulgaria, city distribution gas pipelines;
  “Bulgargas” AS – gas pipeline “Devetaki – Sevlievo”, Bulgaria;
  “Sevlievo Gas” AS – Sevlievo city distribution gas pipelines;
  “Kostadin Mechkov” Ltd. Plovdiv – several gas pipelines for clients as CITROEN, LIBHER etc. as well as a number of LPG and petrol filling stations.
  “Storko” AS – Pleven;
  “Sevlievo Gas” AS- Sevlievo – Gradnizza;
  “Machine Building Factory” – Pazardjik;
  “Textile mills” – Elin Pelin;
  “Lukoil”AS –LPG and petrol filling stations;
  “OMV” – LPG and petrol filling stations;
  “Beevi Brothers” Ltd. – LPG and petrol filling stations;
  “Ecopetroleum” AS – LPG and petrol filling stations;
  “UMRAN Steel Pipes” AS Turkey – automatic and manual ultrasonic testing of SAW and ERW API 5L pipes for great number of clients all over the world;
  “TUBEMEUSE Industries” AS Belgium –automatic and manual ultrasonic testing of SAW API 5L pipes for different European clients;
  “Petreco” S. a. r. l. England – x-ray crawler testing of on-shore gas pipeline “Varna – Provadia” and the off-shore part of the project together with RTD Holland
  “Bulgargas” AS – manual and automatic scanning of located corrosion (together with RTD Holland)
  “Research and Production of Oil and Gas” AS Pleven- gas pipeline
  “Bulgargas” AS – inspection of aircraft engines at the compressor stations of transition gas pipelines.
  “Blue Stream Project” - evaluation of radiographic films at the compressor station (together with S&Q Mart AS Turkey);
  “Kolos” Ltd. LPG tanks for vehicles;
  “Lloids Register of Shipping” – LPG tanks for vehicles;
  “Police Research dept.” – technical expertise for LPG appliances;
  “Ministry of Transport” Republic of Bulgaria – great number of tanks for lorry trucks according international convention ADR;
  “Transitional gas pipeline Komotini-Aleksandropolis” – Greece, NDT together with Gasstroymontaj JSC
  

 “Air Liquid” AS Pirdop – pressure vessels and pipelines;
“Karlsberg” Blagoevgrad  - pressure vessels;
“Mitsubishi Heavy Industries” Japan – erection of tank farm vertical steel cylindrical tanks at “Al Zara Power Station” Syria;
“Ecopetrolium” AS – erection of tank farm with vertical steel cylindrical tanks “Vidin” Bulgaria and inspection of vertical steel cylindrical tanks in “Vratza” and “Botevgrad”;
“ State reserve and War-Time Stocks” Bulgaria – inspection of steel cylindrical tanks at tank farm “Polikraishte” ,  “Anton” ,“Sliven” “Parvomai” Bulgaria;
“Petrol” AS – inspection of vertical steel cylindrical tanks in tank farms “Sofia” and “Plovdiv” Bulgaria;
“Thermal Power Station Plovdiv North” – inspection of vertical stainless steel cylindrical tanks;
“Lloids Register of Shipping”  - stainless steel cylindrical tanks for food processing industry;
“Tomica metal” Ltd. – stainless steel cylindrical and spherical pressure vessels;
“OMV” – supervision of erection of vertical steel tanks at tank farm “Ilientzy” Sofia;e
“OMV” – inspection vertical cylindrical tanks in tank farm “Vidin”;
“Hranmash” AS – pressure vessels for export;
“Interbrew” – pressure vessels;
“Heineken”- pressure vessels (“Ariana” Sofia and “Zagorka” Stara Zagora);
“OMV” – technical expertise of horizontal steel tank at petrol filling station in “Veliko Tarnovo” Bulgaria;
Sofia Airport - inspection of vertical steel cylindrical tanks;
“Fraport”- Varna Airport – inspection of vertical steel cylindrical tanks;
“Fraport”- Burgas Airport - inspection of vertical steel cylindrical tanks;
“Proteh” Ltd. – Provadia – testing of pressure vessels for Lukoil, ALSTOM, Melrose Resources – Egypt
HEM JSC – Pleven - testing of pressure vessels for Lukoil and other clients
PETKIM Petro Chemical Holding Ltd. – Turkey, together with S&Q Mart – Turkey
TPP “Maritza East”1 – inspection of vertical steel cylindrical storage tanks and absorbers / erection and inspection according API Standard 650/

“YTONG Bulgaria” AS Sofia
“AERUBIS” AS Pirdop;
“Hundai Trafo” AS Sofia;
“Kremikovtzi Mining” AS Sofia;
“Kremikovtzi” AS Sofia;
“MONEK IUG” AS – mining equipment;
“ALEX” Ltd. Sofia – elevators building company;
“TEHNOS” Ltd. Sofia – elevators building company;
“Electrical Transport” Sofia;
“Interbrew” _ “Kamenitza” Plovdiv; “Astika” Haskovo; “Plevensko pivo” Pleven” (beer breweries);
“Heineken” and “Ariana” Sofia (beer breweries)
“Chelopech Mining”, Chelopech;

“Mondi Packaging” Stamboliiski- paper factory – annular contract (some of the projects together with SAQ Control Sweden, “Det Norske Veritas” Sweden, “METSO” Finland)
“Maritza mines” AS – heavy duty equipment;
“Nuovo Pignone” AS Italy – castings at “Leiarmash” AS Sofia
“Lurgi Bishoff” AS Germany – extension of “sulphur acid” department at “UMICORE” AS Pirdop (together with TUV Rheinland Bulgaria)
“METACOM” AS Pleven – castings;
“UMICORE” AS Pirdop – annular contract;
“VAPTZAROV HYDRO” AS Pleven – hydro units for G. E. Norway
“Sopharma” AS Sofia – annular contract;
“Unipharm” AS Sofia – NDT of pressure equipment;
“Pharmatcia Dupnitza” AS _ NDT of pressure equipment;
Many projects for different clients as “JGC”, Japan, “Alstom Norwey”, “Projeco”Italy, “Enel” and many others at HEM - Chemical Industry Construction and repair shop,Pleven;
 Many projects for different clients as “KZU – ZLMK” – Pressures Vessels and still structure production shop, Septemvri -“VATECH HYDRO” Austria, “Risk Engineering” Bulgaria;