Item Engineering Ltd. is a leading company in the field of heat engineering. It offers consulting, design-build and complete engineering services.

Heating, air conditioning, ventilation, plumbing, sanitary plumbing, gas and solar installations – engineering design and building. ISO 9001:2000 certified.

Founded in 1992, Trichkov - I.D.L. Private Co. specializes in heat engineering services. Heating substations - construction and contract maintenance.

Gas and heating systems. Cast-iron and steel boilers for naphtha, gas, solid fuel. Burners, gas appliances.

Supply and installaton of air-conditioning equipment; Repairs of refrigerating and air-conditioning equipment.

Bulclima Ltd. specialises in the distribution of air-conditioning equipment. Exclusive importer and distributor in Bulgaria for GENERAL/Fudjitsu General Ltd., Japan; EXCEL; ORANGE SOLAR SYSTEM.

Energoengineering 89 Ltd. works in the field of energetics and energy technologies. Design and construction of energy projects, manufacturing of electrical steam boilers.

Solkav Bulgaria Ltd. specializes in designing, delivering and installing heating and air-conditioning systems. Solkav has more than 20 years' experience and 10 000 installations in Europe.

Trade office and service centre for delivery, installation and maintenance of the full range of air-conditioning, refrigerating and ventilating equipment for home, office, hotel and industrial uses.

Milchev Sin Ltd. offers high-quality air conditioning systems as well as construction of heating and ventilation installations, DSC security systems.

Energoconsult-SR designs and installs heating and plumbing installations, building automation systems, eco-friendly technologies using renewable energy sources.

Total Therm Ltd. offers its customers a wide range of components for heating, plumbing, air conditioning and electrical wiring installations.

Business & Contracting Commerce imports water and heat metering systems, gas meters, electric heating units, steel boilers and others.

Trade, engineering, design, supply and installation of equipment for heating, ventilation, air conditioning, plumbing and gas installations.

World New Technologies Ltd. (Svetovni Novi Tehnologii) specializes in the design, construction, installation and maintenance of gas installations.

Nora-Gas offers complete engineering services in the field of heating, ventilating, air conditioning and gas supply.

Argogroup Exact Ltd. is a modern construction company with an excellent material base, highly qualified experts and more than 490 experienced employees.

Seviliya Fines was founded in 1993. Its main activities are import of heating convector radiators ROUNDLINE and second-hand professional washing machines from Sweden.

Energy saving heating installations. Manufacture and installation of ground connected air-conditioners with thermal pump.

Energy-saving construction, based on assembly and monolithic structures of high seismic resistance. Energy-saving light-weight wall.