Who we are

Connecting, creating, inspiring

GBS (Glavbolgarstroy) is the largest construction group in Bulgaria and one of the biggest in South-eastern Europe. We specialise in infrastructure, residential, commercial and industrial construction projects, and we pioneer sustainability in everything we do.

What we do

Bringing construction and renovation plans to life

Our services cover the entire life cycle of construction projects, from conceptualisation, planning, estimation and design, to construction, management, operation and maintenance.

Ventilation

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Restorations

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TOGETHER WE BUILDING THE FUTURE

Group of companies

Glavbolgarstroy is one of the largest construction groups in Bulgaria and Southeastern Europe. With over 55 years of experience, the company specializes in the development of energy, transport, and water infrastructure, as well as residential, commercial, and industrial construction.

The companies within the Glavbolgarstroy Group bring extensive expertise and specialization across all key areas of the construction sector. Their activities cover the full spectrum of project implementation—from concept development to construction, operation, and maintenance.

News and Insights

What we’ve been up to and what we think

“Glavbolgarstroy” signed a memorandum of understanding with the Ministry of Investment, Industry and Trade of Uzbekistan
News 13 Jun 2025

“Glavbolgarstroy” signed a memorandum of understanding with the Ministry of Investment, Industry and Trade of Uzbekistan

The document lays the foundation for a strategic partnership in key sectors of public and economic interest On June 11, 2025, in the capital city of Tashkent, as part of the IV International Investment Forum,...
Nuclear modular reactors as a solution for low-emission energy, security, and high-tech development
News 12 Jun 2025

Nuclear modular reactors as a solution for low-emission energy, security, and high-tech development

The Project for Building Small Modular Reactors in Bulgaria Was the Focus of Talks Between GE Hitachi, Blue Bird Energy, Synthos Green Energy, the Minister of Energy, and the Bulgarian Energy Holding The Bulga...
“Glavbolgarstroy” and UNWE signed a Мemorandum of cooperation
News 04 Jun 2025

“Glavbolgarstroy” and UNWE signed a Мemorandum of cooperation

Glavbolgarstroy and the University of National and World Economy (UNWE) have signed a memorandum of cooperation focused on education and the development of future business professionals. The purpose of the memo...