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NGD Group

NefteGazDiagnostika Group was founded in 2004 and is one of the major leaders in the industrial safety field of the Russian Federation oil and gas industry. Over the years of our existence, we gained vast experience of efficient work and validated its high quality. Companies of the Group inspected tens of thousands kilometers of mainline, field pipelines and piping, hundreds of crude oil and product storage tanks, pressure vessels, completed challenging projects of new constructed pipelines inline inspection. We work in the most complex environment and successfully cope with any task, including challenging ones.

Company Profile:

  • Inline inspection and repair of oil, gas and product pipelines
  • Repair of pipeline defects by the inspection results, including offshore pipelines
  • Isolation of welded joints of the pipelines being under construction and restoration of isolation on the working pipeline
  • Composite reinforcing sleeves (SmartLock) manufacturing for major and emergency pipeline repair
  • Technical diagnostics of pressure tanks and vessels
  • Electrocorrosion inspection and ECP systems engineering
  • Full range of underwater engineering (diving) activities, also including use of heavy duty work class ROV
  • Inspection and repair of hydrotechnical structures
  • Ship repair
  • Dredging works and maintenance of trails offshore pipelines
  • Underwater and overwater survey of offshore drilling units body parts under RMRS and PPP supervision
  • Standards and technical documentation development
  • Surveying and mapping

NefteGazDiagnostika Group established itself as the Russian leader in the area of new pipelines inspection using compressors and smart pigs and in diver inspection of offshore and sub-sea oil and gas pipelines.

In addition to integrated inspection of pipelines we also perform defective areas repair and pipelines comprehensive protection against adverse factors. Our advanced repair technology is based on UKMT composite reinforcing sleeves and offers possibilities for emergency repairs and overhauls reliably repairing defects of main, field, aboveground, underground, offshore and other pipeline and piping diameters between 89 mm and 1420 mm. 

NefteGazDiagnostika Group includes:

  • An expert body authorized to conduct expert reviews and to issue industrial safety expert review conclusions for hazardous industrial facilities
  • Non-destructive testing laboratory supporting technical diagnostics of hazardous industrial facilities equipment
  • A company with heavy-duty pumps and compressors in place to execute offshore projects of any complexity
  • A diversified enterprise with its own River-Marine fleet supporting diver inspections, marine surveying and geodetic surveying. This enterprise also executes ship-repairing and ship-building projects
  • A company having custody of ROVs up to 250 HP and shipboard equipment enabling underwater diagnostics and inspections of different complexity
  • Service company manufacturing and installing UKMT reinforcing sleeves to repair main, field, aboveground, underground, offshore and other pipeline and piping diameters between 89 mm and 1420 mm

NefteGazDiagnostika Group of Companies employs skilled professionals properly certified for all work types performed by the Group; an integrated Administrative Management System (AMS) is in place. We have representative offices in Russia, Kazakhstan, Turkmenistan, Indonesia and Mexico. 

The parent company of the Group is "NTC "NefteGazDiagnostika" LLC.

"NTC "NefteGazDiagnostika" LLC is certified for quality management system ISO 9001-2001, ISO 14001, OHSAS 18001, INTERNATIONAL QUALITY CERTIFICATE (QUALITY STANDARD), has a certified non-destructive testing laboratory, Rostekhnadzor licenses for industrial safety expert review, is recognized by the Russian Maritime Register of Shipping, has surveying and mapping licenses, Federal Security Service of the Russian Federation license, license of the Republic of Kazakhstan for maintenance, diagnostics and repair of main oil pipelines, tanks and pressure vessels.

The company is a member of the scientific and industrial association RISKOM.

"NTC "NefteGazDiagnostika" LLC – multiple winner of the European International Quality Award «European Standard».




"NTC "NefteGazDiagnostika" LLC

Office 201
Nizhnyaya Krasnoselskaya Street, 40/14с4,
Moscow, 105066,

+7 495 781 59 17
+7 495 781 59 18

"PSO "NefteGazDiagnostika" LLC

office 507
Kolodeznyj per. 3, str. 4,
Moscow, 107076
+7 495 565 34 02


"MK Kaskad" LLC

ul. Zavodskaya, 2
selo Karagali, Privoljskiy rajon
Astrakhanskaya oblast, 416463

tel: +7 8512 40 66 56


"North Marine Company" LLC

prospekt Toreza, 13, lit C

tel: +7 911 188 58 12
e-mail:  smk-2019@mail.ru






Alexander Taruntaev
tel: +7 914 767 38 58
e-mail: ataruntaev@ntcngd.com


"Bumi Armada Caspian LLC is satisfied with NTC Neftegazdiagnostika LLC performance and services provided during installation of the repair clamps and expresses its gratitude for ability to solve challenging and technically complex issues promptly and at high quality standart."
"...The field works were performed within short timeframes and of the highest professional quality; preliminary reports on the diagnostics’ results were also issued in a timely manner."
"The inline inspection of sections of the oil pipeline, in-field flow lines performed by “NTC “Neftegazdiagnostika”, LLC was of the highest quality, even though the project was very difficult."
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Clients and partners
  • Petrodar
  • rosen
  • South Stream
  • Halliburton
  • Al Qahtani
  • Saudi Aramco
  • Kaztransoil
  • weatherford
  • melnik
  • Eni-saipem
  • rnc
  • Bumiarmada
  • Gubkin
  • Rosneft
  • Achimgaz
  • NordStream
  • PI
  • LUKoil
  • Gazprom
  • TDW
  • TPS
  • Asia Trans Gas