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main activities

“Gasstroymontaj” Company was founded in 1971 as a company specialized in construction of high pressure gas pipelines. In 2002 the company became 100% private shareholding company and began to diversify its activities.
The main activities of “Gasstroymontaj” JSC are:

The extensive experience accumulated over the years, the qualified staff working in the company, and the largest specialized machinery fleet (over 400 units) contributed for the name of “Gasstroymontaj” JSC to become a guarantor for the observance of high-quality and on time performance of each site, which makes the company preferred and reliable partner both locally and abroad.


The development of the gas industry in the Republic of Bulgaria started in 1963 with the discovery of the Chiren gas field in Northwestern Bulgaria.
The geographical location of Bulgaria provides the shortest possible route of Russian natural gas to consumers in South and Southeast Europe, which creates favourable conditions for the development of the national gas transfer network and for its connection to the European energy system. More.........



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In view of performing its main activities, “Gasstroymontaj” JSC maintains the availability of a wide range of own machinery and equipment, including full sets of unique for this kind of activity special machinery made by manufacturers enjoying high international reputation, such as Caterpillar Inc., CRC-Evans Pipeline International Inc., Tamrock, Ingersoll-Rand Company, etc. More.........


The company is a member of:





Re-certification of the Environmental Management System of Gasstroymontaj, according to BDS EN ISO 14001:2005


Gasstroymontaj successfully passed the procedure for re-certification of the Environment Management ...

Start of the implementation of project


After providing of financing and signing of Act 2 for project "Construction of a drainage system aro ...