| NDNavitas d.o.o. Beograd Beograd, SerbiaEnergy, Utilities & Waste Treatment | Security, fire-fighting, police and defence equipment Rasklopna I Merna Oprema Visokog I Srednjeg Napona Energetske I Distributivne Transformatori Visokonaponske Kablove | |
| BGBREM Group Beograd, SerbiaEnergy, Utilities & Waste Treatment | Security, fire-fighting, police and defence equipment Bioremedijacija Upravljanje Otpadom Sakupljanje Otpada | |
| EEVOKS Belgrade, SerbiaEnergy, Utilities & Waste Treatment | Security, fire-fighting, police and defence equipment | |
| TSTermotim Sombor Sombor, SerbiaEnergy, Utilities & Waste Treatment | Installation services (except software) Servis Gorionika Servis Ložnih Uređaja Industrijska Termo–energetika | |
| TDTehnolink d.o.o. Generators Novi Sad Novi Sad, SerbiaEnergy, Utilities & Waste Treatment | Installation services (except software) Generatori Energetska Rešenja Prodaja | |
| TOTriton oil doo Beograd, SerbiaEnergy, Utilities & Waste Treatment | Construction structures and materials; auxiliary products to construction (except electric apparatus) Ovlašćeni Distributer Industrijska Ulja Shell | |
| RRUMEKON Ruma, SerbiaEnergy, Utilities & Waste Treatment | Construction structures and materials; auxiliary products to construction (except electric apparatus) | |
| PDPetrobart d.o.o. SerbiaEnergy, Utilities & Waste Treatment | Construction structures and materials; auxiliary products to construction (except electric apparatus) Installation services (except software) | |
| TETC Energy Pančevo, SerbiaEnergy, Utilities & Waste Treatment | Construction structures and materials; auxiliary products to construction (except electric apparatus) Installation services (except software) Energetska Oprema Industrijski Konektori Hidraulički Alati | |
| HHIP-Petrohemija Pančevo, SerbiaEnergy, Utilities & Waste Treatment | Construction structures and materials; auxiliary products to construction (except electric apparatus) Proizvodnja Petrohemijskih Proizvoda Proizvodnja Sirovina Proizvodnja Hemikalija | |