Building Europe’s world-class buildings and infrastructure since 1969.
With over 50 years of experience, GBS is an international contractor working with both private and public investors, among which are various international institutions.
GBS is the largest Bulgarian building and engineering corporate group, with a footprint in Germany, Morocco, Kosovo, North Macedonia, Ukraine, and other countries across Europe and the world. Take a look at what we have achieved so far:
GBS is established
Glavbolgarstroy (GBS) is established. On 19th November 1969, the first contingent of construction workers leaves Bulgaria for the territories of the former Soviet Union.
8 new regional divisions
GBS establishes 8 new regional divisions. More than 100 000 people will work at the divisions until 1991.
Rebuilding of Uzli
GBS participates in the rebuilding of the city of Uzli in Uzbekistan after a devastating earthquake.
GBS begins work on the ‘Progress’ Yamburg-West border gas pipeline and building underground gas and oil storage depots and compressor stations.
The name ‘Glavbolgarstroy’ appears for the first time
After hundreds of construction projects completed by Bulgarian building groups, a decision of the USSR Council of Ministers establishes the Glavbolgarstroy Economic Union.
GBS moves its head office to Sofia, Bulgaria.
New construction projects in Kazakhstan
With work on the Oil-Iron Agreement now complete, GBS undertakes new construction projects in Kazakhstan: the Kumkola oil field sites and a 660-bed multi-functional hospital in Kyzylorda.
Housing construction programme
GBS starts work on its most complex project ever – a housing construction programme in Ukraine, Russia and Belarus for troops returning from Germany as part of the Programme for the Liquidation of Nuclear Weapons.
During the same year, GBS enters the Bulgarian construction market with branches of the company being established in Bulgaria’s major cities.
6 towns project
Working alongside a German construction company, Hochtief, GBS completes a 600-million-dollar construction project of six towns, with complete infrastructure including roads, water supply, sewage, treatment plants, schools and hospitals.
GBS is privatised
GBS is privatised and transformed into a private joint-stock company.
GBS is ISO 9001 certified
GBS becomes the first ISO 9001 certified construction company in Bulgaria, awarded for its excellence in quality management in compliance with European standards.
Vasil Levski Stadium
GBS completes the work on the Vasil Levski Stadium. The building now includes services such as multifunctional sports halls, restaurants, cafés, a museum, a medical centre, a press-conference hall and a warehouse.
GBS takes on a holding structure
GBS transforms its business into a holding and introduces tourism and investment project divisions.
The Bulgarian Construction Chamber
The Bulgarian Construction Chamber is established with the active participation of Simeon Peshov, President of Glavbolgarstroy.
St. Thomas holiday resort
GBS completes work on its award-winning St. Thomas seaside holiday resort. The 21-million-euro project is GBS’s biggest single investment and includes eight groups of dwellings, a five-star hotel, five outdoor pools and a shopping area. The complex also has its own wastewater treatment plant and the first deepwater discharges of purified waters in Bulgaria.
GBS is awarded the construction of the Arena Armeec, a multi-purpose sports hall in Sofia. The arena’s steel roof is the largest in Bulgaria, measuring 11,800 square metres – the area of two football stadiums.
Kosovo Palace of Justice
GBS is selected by the European Commission and the Ministry of Administration of Kosovo as main contractor on construction of the Kosovo Palace of Justice in Pristina.
GBS volunteers to help remove and dispose of 50 potentially hazardous buildings in the flood-stricken village of Bisser on the coast of Southeast Bulgaria. Construction of the new airport control tower at Sofia Airport is completed.
Lot 1 of Struma Highway
In less than two years, GBS completes the construction of the most environmentally friendly and complex infrastructural project for Bulgaria – Lot 1 of Struma Highway in the section between Dolna Dikania and Dupnitsa. Struma Highway is connecting Sofia to Greece as part of the European Transport Corridor IV and the North-South Trans-European Highway.
Sofia Ring Mall & Lot 2 of Struma Highway
Work on the Sofia Ring Mall, Bulgaria’s biggest shopping centre, is completed. Covering 328,000 square metres, the whole area is big enough to accommodate 50 football fields or 270 tennis courts. In 2015 GBS is ready with another key project for the country – Lot 2 of the Struma Highway, funded by the European Union. One of the main priorities of the whole Struma project is to improve the social, environmental and economic development of all the regions through which it passes.
Partnerships with Solar Turbines and Honeywell
GBS implements key energy projects in Bulgaria with US partners Solar Turbines and Honeywell – the first stage of the modernisation and reconstruction of the Strandza, Petrich, Lozenets and Ihtiman gas compressor stations and the 11-km long gas transmission pipeline from the Bulgarian -Turkish border to Strandzha gas metering station. In 2018 GBS completes work ahead of schedule on two major infrastructural projects as well – Struma Highway Lot 3.3 and the Plovdivtsi Dam and hydropower plant. With a volume of 2.45 million cubic metres, the Plovdivtsi Dam supplies water to more than 30 towns and villages in southern Bulgaria and is the first drinking water dam built in Bulgaria over the last 30 years.
GBS celebrates 50th anniversary
GBS holds its 50-year anniversary celebrations, with highlights including a presentation of its iconic projects across Europe, Africa, Asia and the Middle East, and honours to its longest-serving employees. During the same year, GBS opens a satellite office in Brussels to work in proximity with EU institutions.
Largest construction projects in recent years
GBS completes work on some of its largest construction projects in recent years – Biovet’s industrial plants in Peshtera and Razgrad, the long-awaited Center for Plant and System Biology and Biotechnology in Plovdiv, the second stage of the modernization of Petrich, Lozenets and Ihtiman gas compressor stations and the mega projects of Nova Provadia and Rasovo CS.
Largest construction projects in recent years
Infrastructural projects are not left behind, as the team completes work on Sofia Ring Road (km 35+260 to km 41+340), Europe highway’s section from Dragoman to Slivnitsa, Struma highway Lot 3.1 from km 366+000 to 366+720, including the construction of a 540-meter-long bridge facility at Zheleznitsa tunnel using innovative hydraulic jacks’ technology.
Saint Ekaterina Hospital
GBS completes work on gas transmission pipeline in the section Valchi dol – Preselka, Videnov furniture factory in Yambol, the super modern surgical block of Saint Ekaterina Hospital in Sofia with an emergency helipad. In 2022, GBS invests in the construction of its own factory (GBS Prefab) in the town of Pazardzhik for production of prestressed reinforced concrete elements with the most modern equipment in Bulgaria.
GBS begins work on two new strategic for the region projects
- the expansion of the capacity of “Chiren” underground gas storage
- and Bulgaria – Serbia intersystem gas connection.