“Electricity distribution - Plovdiv ” SA – town of Plovdiv districts: Plovdiv , Pazardzhik, Smolyan, Kardzhali, Haskovo
“Electricity distribution – Sofia - metropolitan” SA
“Electricity distribution – Sofia - County” SA districts: Blagoevgrad
“Electricity distribution – Pleven ” SA districts: Pleven , Lovech, Vratsa , Montana , Vidin
“Electricity distribution – Stara Zagora ” SA districts: Stara Zagora , Chirpan
National Electrical Company SA – “High voltage networks” enterprise – Sofia
National Electrical Company “Water electrical plant group Rodopi”
Heating electrical plant “Maritza Iztok” I, II and III
“Amperel” LTD, Sofia
“Adi – 21” LTD, - Plovdiv
“Brilliant” SA Plovdiv
DP “SV” SPMD – Plovdiv district
“Eurocom - Plovdiv ” LTD
“Eltelcom” LTD, town of Plovdiv Sole Proprietor
“TD-El – 0,4 – Toma Kirkov” Asenovgrad
“El. construction” LTD town of Kardzhali
“Electrolux – Tabakov & sons” LTD Plovdiv
“EMSI” LTD – Plovdiv
“Esprit D.A.N” – Sofia
“El.control” LTD Stara Zagora
“Elektrostroezhi” SA town of Hskovo
“Electroexpress – K. Ganev” LTD town of Pazardzhik
“Ecostroy 55” LTD Sofia
“Zografa” LTD – Plovdiv
“Intercomplex” LTD – Plovdiv
“Insa” LTD, town of Rakovski
“ITD” Saedinenie
“Kremikovtsi” SA
“Liebher hausgerrete – Maritza
” LTD “MEGA EL.” LTD
“Real - M” LTD Pazardzhik
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