The company

About us

Moving energy forward

For more than 30 years, CIS Gaz and our family of companies have been leaders in innovative pipeline construction and related energy services, while assuring a safe and healthy work environment for everyone.

The history of CIS Gaz


Completion of the works to replace the connecting pipelines for the import of crude oil, between stations C1-C2 and C3-C4, including the crossing of the Danube River and the Borcea branch, by trenchless method, for Conpet SA.


CIS GAZ, finalizes the Onești–Gherăești–Lețcani gas pipeline to ensure the transport capacities to the Republic of Moldova, with a length of 165 km, in Romania, for Transgaz.


CIS GAZ finalizes the gas pipeline for the interconnection of national gas transmission systems of Romania and the Republic of Moldova, Iasi–Ungheni (2014) and Ungheni–Chisinau (lot 1, 2 and 5) 63km of 24” pipeline, entirely on the territory of the Republic of Moldova, for Vestmoldtransgaz.


CIS GAZ finalizes the projects of the Mintia-Brad-Stei natural gas transmission pipeline, stage I section Mintia – Brad 12” 35km and the Craiova – Segarcea section of the natural gas transmission pipeline 20” 39km, in Romania, for Transgaz.


CIS Gaz becomes exclusive distributions partener for PRIMUS LINE products and service, from Germany


CIS GAZ delivers the first Relining project in Romania with PRIMUS LINE technology at Videle, for OMV Petrom


CIS Gaz delivers the first Relining project in Romania, pipelines with Termoflex technology in Craiova, in Totea – Hurezani, for OMV Petrom


CIS GAZ becomes the exclusive distributor in Romania and the Republic of Moldova of the CGH Group companies from Belgium and Polyflow (currently BAKER HUGHES) from the USA for Thermoflex RTP Pipes Technology


CIS GAZ becomes the exclusive distributor in Romania and Moldova of the products and services of the US company, TD Williamson


CIS GAZ LLC becomes CIS GAZ SA, a large corporation, and introduces the concept of Innovative Solutions for New Pipelines and Technologies in the Oil and Natural Gas Industry


The company expands to more than 150 employees, thus becoming one of the top companies in the field of pipeline construction in Romania



Ioan Calugar founds the General Company CIS GAZ LLC, one of the first companies with private capital established in Romania, in the field of construction assembly services for natural gas pipelines

Our mission

We are quality-conscious

We offer no-compromises quality in our products and services. We have a commitment in this regard to our business associates of many years. We meet our quality demands through competence and the readiness for continuous improvement.

We are innovative

We achieve innovations and new approaches to solutions through the combination of years of experience, creativity and open-mindedness for anything new.We learn from the past, actively shape our present and invest with foresight in the future.

We are versatile

We grab opportunities and achieve growth through the versatility of our enterprise. We prove our flexibility in our comprehensive offering of services. Fast action and the courage to change give us an advantage in the market.


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Safety culture

Underground pipelines of all nominal sizes and dimensions. State-of-the-art equipment and machinery. Committed, safety-conscious and highly trained employees.

Starting with district heating pipelines, which run from the combined heat and power plant directly to the end user, to construction of gas storage facilities and distribution stations, to laying of kilometer-long oil production pipelines.

The equipment pool is completly tailored to the challenge of pipeline construction. State-of-the-art pipe-laying caterpillar pipelayers and welding equipment guarantee precision even in difficult weather conditions