About us<\/p>\n<\/div><\/div><\/div><\/div>
At the heart of our operations is a commitment to delivering superior products through cutting-edge technology and innovative processes.<\/p>\n<\/div>
Full-cycle<\/strong> production process<\/p>\n<\/div><\/li><\/i><\/span>\nEstablished<\/strong> legacy<\/p>\n<\/div><\/li><\/i><\/span>\nTrusted<\/strong> technology<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/i><\/span>\nTransport<\/strong> and logistics<\/p>\n<\/div><\/li><\/i><\/span>\nReliability<\/strong> – from design to delivery<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>Subscribe to our LinkedIn page<\/span><\/i><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/i>Introduction, mission, vision<\/p>\n<\/div><\/div><\/div><\/div>To be a preferred partner in the <\/span> energy sector.<\/span><\/path><\/svg><\/span> <\/span><\/h2><\/div><\/div><\/div>Elprom Heavy Industries is a trusted manufacturer of power transformers, delivering proven energy solutions backed by over 75 years of experience. Founded in 1949, the company has built a solid reputation for reliability, engineering excellence, and long-term performance in the global energy sector.<\/p>\nWith a legacy of thousands of successful installations, Elprom Heavy Industries continues to evolve through continuous investment in advanced manufacturing technologies and infrastructure upgrades – ensuring consistent product quality, durability, and compliance with international standards.<\/p>\nWe provide customers in the energy industry worldwide with:<\/p>\n\nCustom-engineered and high-performance power transformers<\/li>\nSolutions designed for long operational life and minimal maintenance<\/li>\n<\/ul>\nElprom Heavy Industries is a trusted global provider committed to maintaining the trust of its partners by combining decades of expertise with a forward-looking approach to innovation and market needs.<\/p>\nPowering energy with legacy. Delivering reliability with every transformer.<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/i>Our history<\/p>\n<\/div><\/div><\/div><\/div>75+ years of experience<\/strong><\/h2><\/div><\/div><\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>Through the merger of several small factories producing electrical equipment, electric motors and transformers, creating high voltage factory “Vasil Kolarov”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During the period 1951-1953, altering the structure of the plant. Created three main workshops – electric devices, electric motors, transformers, and four auxiliary workshops.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During 1958-1961 creating three main directorates – Electrical appliances, transformers, electric motors. This enables a later stage of production units to be converted into individual plants.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1975 the name of the factory was changed to ELPROM-energy. In the same year the Research Institute of electric power engineering, which is the successor of the previous Research Institute introduction and development of electric power equipment.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1991 plant ELPROM-Energo is divided into five new independent companies: – ELPROM-TRAFO – Sofia – ELPROM-TRAFO – Kyustendil.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1997 the plant was privatized company Hyundai Heavy Industries Co. Korea, which became the main owner of the company shares. The name of the Bulgarian company was changed to “Hyundai Elprom Trafo” JSC.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>The name of the factory was changed to “Hyundai Heavy Industries Co. Bulgaria”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>
Established<\/strong> legacy<\/p>\n<\/div><\/li><\/i><\/span>\nTrusted<\/strong> technology<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/i><\/span>\nTransport<\/strong> and logistics<\/p>\n<\/div><\/li><\/i><\/span>\nReliability<\/strong> – from design to delivery<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>Subscribe to our LinkedIn page<\/span><\/i><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/i>Introduction, mission, vision<\/p>\n<\/div><\/div><\/div><\/div>To be a preferred partner in the <\/span> energy sector.<\/span><\/path><\/svg><\/span> <\/span><\/h2><\/div><\/div><\/div>Elprom Heavy Industries is a trusted manufacturer of power transformers, delivering proven energy solutions backed by over 75 years of experience. Founded in 1949, the company has built a solid reputation for reliability, engineering excellence, and long-term performance in the global energy sector.<\/p>\nWith a legacy of thousands of successful installations, Elprom Heavy Industries continues to evolve through continuous investment in advanced manufacturing technologies and infrastructure upgrades – ensuring consistent product quality, durability, and compliance with international standards.<\/p>\nWe provide customers in the energy industry worldwide with:<\/p>\n\nCustom-engineered and high-performance power transformers<\/li>\nSolutions designed for long operational life and minimal maintenance<\/li>\n<\/ul>\nElprom Heavy Industries is a trusted global provider committed to maintaining the trust of its partners by combining decades of expertise with a forward-looking approach to innovation and market needs.<\/p>\nPowering energy with legacy. Delivering reliability with every transformer.<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/i>Our history<\/p>\n<\/div><\/div><\/div><\/div>75+ years of experience<\/strong><\/h2><\/div><\/div><\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>Through the merger of several small factories producing electrical equipment, electric motors and transformers, creating high voltage factory “Vasil Kolarov”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During the period 1951-1953, altering the structure of the plant. Created three main workshops – electric devices, electric motors, transformers, and four auxiliary workshops.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During 1958-1961 creating three main directorates – Electrical appliances, transformers, electric motors. This enables a later stage of production units to be converted into individual plants.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1975 the name of the factory was changed to ELPROM-energy. In the same year the Research Institute of electric power engineering, which is the successor of the previous Research Institute introduction and development of electric power equipment.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1991 plant ELPROM-Energo is divided into five new independent companies: – ELPROM-TRAFO – Sofia – ELPROM-TRAFO – Kyustendil.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1997 the plant was privatized company Hyundai Heavy Industries Co. Korea, which became the main owner of the company shares. The name of the Bulgarian company was changed to “Hyundai Elprom Trafo” JSC.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>The name of the factory was changed to “Hyundai Heavy Industries Co. Bulgaria”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>
Trusted<\/strong> technology<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/i><\/span>\nTransport<\/strong> and logistics<\/p>\n<\/div><\/li><\/i><\/span>\nReliability<\/strong> – from design to delivery<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>Subscribe to our LinkedIn page<\/span><\/i><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/i>Introduction, mission, vision<\/p>\n<\/div><\/div><\/div><\/div>To be a preferred partner in the <\/span> energy sector.<\/span><\/path><\/svg><\/span> <\/span><\/h2><\/div><\/div><\/div>Elprom Heavy Industries is a trusted manufacturer of power transformers, delivering proven energy solutions backed by over 75 years of experience. Founded in 1949, the company has built a solid reputation for reliability, engineering excellence, and long-term performance in the global energy sector.<\/p>\nWith a legacy of thousands of successful installations, Elprom Heavy Industries continues to evolve through continuous investment in advanced manufacturing technologies and infrastructure upgrades – ensuring consistent product quality, durability, and compliance with international standards.<\/p>\nWe provide customers in the energy industry worldwide with:<\/p>\n\nCustom-engineered and high-performance power transformers<\/li>\nSolutions designed for long operational life and minimal maintenance<\/li>\n<\/ul>\nElprom Heavy Industries is a trusted global provider committed to maintaining the trust of its partners by combining decades of expertise with a forward-looking approach to innovation and market needs.<\/p>\nPowering energy with legacy. Delivering reliability with every transformer.<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/i>Our history<\/p>\n<\/div><\/div><\/div><\/div>75+ years of experience<\/strong><\/h2><\/div><\/div><\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>Through the merger of several small factories producing electrical equipment, electric motors and transformers, creating high voltage factory “Vasil Kolarov”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During the period 1951-1953, altering the structure of the plant. Created three main workshops – electric devices, electric motors, transformers, and four auxiliary workshops.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During 1958-1961 creating three main directorates – Electrical appliances, transformers, electric motors. This enables a later stage of production units to be converted into individual plants.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1975 the name of the factory was changed to ELPROM-energy. In the same year the Research Institute of electric power engineering, which is the successor of the previous Research Institute introduction and development of electric power equipment.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1991 plant ELPROM-Energo is divided into five new independent companies: – ELPROM-TRAFO – Sofia – ELPROM-TRAFO – Kyustendil.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1997 the plant was privatized company Hyundai Heavy Industries Co. Korea, which became the main owner of the company shares. The name of the Bulgarian company was changed to “Hyundai Elprom Trafo” JSC.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>The name of the factory was changed to “Hyundai Heavy Industries Co. Bulgaria”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>
Transport<\/strong> and logistics<\/p>\n<\/div><\/li><\/i><\/span>\nReliability<\/strong> – from design to delivery<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>Subscribe to our LinkedIn page<\/span><\/i><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/i>Introduction, mission, vision<\/p>\n<\/div><\/div><\/div><\/div>To be a preferred partner in the <\/span> energy sector.<\/span><\/path><\/svg><\/span> <\/span><\/h2><\/div><\/div><\/div>Elprom Heavy Industries is a trusted manufacturer of power transformers, delivering proven energy solutions backed by over 75 years of experience. Founded in 1949, the company has built a solid reputation for reliability, engineering excellence, and long-term performance in the global energy sector.<\/p>\nWith a legacy of thousands of successful installations, Elprom Heavy Industries continues to evolve through continuous investment in advanced manufacturing technologies and infrastructure upgrades – ensuring consistent product quality, durability, and compliance with international standards.<\/p>\nWe provide customers in the energy industry worldwide with:<\/p>\n\nCustom-engineered and high-performance power transformers<\/li>\nSolutions designed for long operational life and minimal maintenance<\/li>\n<\/ul>\nElprom Heavy Industries is a trusted global provider committed to maintaining the trust of its partners by combining decades of expertise with a forward-looking approach to innovation and market needs.<\/p>\nPowering energy with legacy. Delivering reliability with every transformer.<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/i>Our history<\/p>\n<\/div><\/div><\/div><\/div>75+ years of experience<\/strong><\/h2><\/div><\/div><\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>Through the merger of several small factories producing electrical equipment, electric motors and transformers, creating high voltage factory “Vasil Kolarov”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During the period 1951-1953, altering the structure of the plant. Created three main workshops – electric devices, electric motors, transformers, and four auxiliary workshops.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During 1958-1961 creating three main directorates – Electrical appliances, transformers, electric motors. This enables a later stage of production units to be converted into individual plants.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1975 the name of the factory was changed to ELPROM-energy. In the same year the Research Institute of electric power engineering, which is the successor of the previous Research Institute introduction and development of electric power equipment.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1991 plant ELPROM-Energo is divided into five new independent companies: – ELPROM-TRAFO – Sofia – ELPROM-TRAFO – Kyustendil.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1997 the plant was privatized company Hyundai Heavy Industries Co. Korea, which became the main owner of the company shares. The name of the Bulgarian company was changed to “Hyundai Elprom Trafo” JSC.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>The name of the factory was changed to “Hyundai Heavy Industries Co. Bulgaria”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>
Reliability<\/strong> – from design to delivery<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>Subscribe to our LinkedIn page<\/span><\/i><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/i>Introduction, mission, vision<\/p>\n<\/div><\/div><\/div><\/div>To be a preferred partner in the <\/span> energy sector.<\/span><\/path><\/svg><\/span> <\/span><\/h2><\/div><\/div><\/div>Elprom Heavy Industries is a trusted manufacturer of power transformers, delivering proven energy solutions backed by over 75 years of experience. Founded in 1949, the company has built a solid reputation for reliability, engineering excellence, and long-term performance in the global energy sector.<\/p>\nWith a legacy of thousands of successful installations, Elprom Heavy Industries continues to evolve through continuous investment in advanced manufacturing technologies and infrastructure upgrades – ensuring consistent product quality, durability, and compliance with international standards.<\/p>\nWe provide customers in the energy industry worldwide with:<\/p>\n\nCustom-engineered and high-performance power transformers<\/li>\nSolutions designed for long operational life and minimal maintenance<\/li>\n<\/ul>\nElprom Heavy Industries is a trusted global provider committed to maintaining the trust of its partners by combining decades of expertise with a forward-looking approach to innovation and market needs.<\/p>\nPowering energy with legacy. Delivering reliability with every transformer.<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/i>Our history<\/p>\n<\/div><\/div><\/div><\/div>75+ years of experience<\/strong><\/h2><\/div><\/div><\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>Through the merger of several small factories producing electrical equipment, electric motors and transformers, creating high voltage factory “Vasil Kolarov”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During the period 1951-1953, altering the structure of the plant. Created three main workshops – electric devices, electric motors, transformers, and four auxiliary workshops.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>During 1958-1961 creating three main directorates – Electrical appliances, transformers, electric motors. This enables a later stage of production units to be converted into individual plants.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1975 the name of the factory was changed to ELPROM-energy. In the same year the Research Institute of electric power engineering, which is the successor of the previous Research Institute introduction and development of electric power equipment.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1991 plant ELPROM-Energo is divided into five new independent companies: – ELPROM-TRAFO – Sofia – ELPROM-TRAFO – Kyustendil.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>In 1997 the plant was privatized company Hyundai Heavy Industries Co. Korea, which became the main owner of the company shares. The name of the Bulgarian company was changed to “Hyundai Elprom Trafo” JSC.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>The name of the factory was changed to “Hyundai Heavy Industries Co. Bulgaria”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/div>
Introduction, mission, vision<\/p>\n<\/div><\/div><\/div><\/div>
Elprom Heavy Industries is a trusted manufacturer of power transformers, delivering proven energy solutions backed by over 75 years of experience. Founded in 1949, the company has built a solid reputation for reliability, engineering excellence, and long-term performance in the global energy sector.<\/p>\n
With a legacy of thousands of successful installations, Elprom Heavy Industries continues to evolve through continuous investment in advanced manufacturing technologies and infrastructure upgrades – ensuring consistent product quality, durability, and compliance with international standards.<\/p>\n
We provide customers in the energy industry worldwide with:<\/p>\n
Elprom Heavy Industries is a trusted global provider committed to maintaining the trust of its partners by combining decades of expertise with a forward-looking approach to innovation and market needs.<\/p>\n
Powering energy with legacy. Delivering reliability with every transformer.<\/p>\n<\/div>
Our history<\/p>\n<\/div><\/div><\/div><\/div>
Through the merger of several small factories producing electrical equipment, electric motors and transformers, creating high voltage factory “Vasil Kolarov”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n
During the period 1951-1953, altering the structure of the plant. Created three main workshops – electric devices, electric motors, transformers, and four auxiliary workshops.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n
During 1958-1961 creating three main directorates – Electrical appliances, transformers, electric motors. This enables a later stage of production units to be converted into individual plants.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n
In 1975 the name of the factory was changed to ELPROM-energy. In the same year the Research Institute of electric power engineering, which is the successor of the previous Research Institute introduction and development of electric power equipment.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n
In 1991 plant ELPROM-Energo is divided into five new independent companies: – ELPROM-TRAFO – Sofia – ELPROM-TRAFO – Kyustendil.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n
In 1997 the plant was privatized company Hyundai Heavy Industries Co. Korea, which became the main owner of the company shares. The name of the Bulgarian company was changed to “Hyundai Elprom Trafo” JSC.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n
The name of the factory was changed to “Hyundai Heavy Industries Co. Bulgaria”.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n