SLB (formerly Schlumberger) provides reservoir characterization, well construction, completion and production services and technologies to oil and gas operators in Kazakhstan. It works through an Atyrau-registered branch of Schlumberger Logelco Inc. (since 2001) and ТОО «Шлюмберже Центральная Азия», and runs a large operating base near Aktau, opened in 2012, that supports onshore and offshore work in western Kazakhstan and the wider Caspian region.
Atyrau-based independent inspection company founded in 2003, which describes itself as the largest specialised NDT/NDE contractor in Kazakhstan. It runs offices and project facilities in Atyrau, Almaty, Aktau, Aksai, at Tengiz and at the Karabatan site serving Kashagan, with over 100 national inspection staff. Its clients include Tengizchevroil, KPO, NCOC and major construction contractors.
Aktobe-headquartered, 100% Kazakhstani drilling fluids company founded in 2003. It provides drilling, completion and workover fluid systems with engineering support, supplies more than 3,000 chemical additives, fluid preparation and cleaning equipment and laboratory equipment, and develops its own OmacPro software. The company reports over 200 fluid engineers and more than 6,500 wells drilled with its fluids in Kazakhstan and the CIS.
A private design and survey company based in Aksai, West Kazakhstan Region (Aksaigasproject LLP), founded in 2001 according to the company; also according to the company, its design department has an office in Uralsk.
According to the list of work on the company's site, most of its projects were done for the operating Karachaganak field: temporary pads for drilling and well workover, access roads, hook-up and connection of wells to manifold stations, in-field pipelines, and upgrades of process units and auxiliary facilities.
The state public-hearings portal names the company as developer of environmental protection sections and reports on possible impacts for projects of Karachaganak Petroleum Operating (2025–2026) and as one of the developers of the operator's environmental-permit documentation (2022, 2024).
According to the company, it also designs residential and industrial facilities, carries out engineering surveys, technical inspection of buildings and structures with expert opinions, and author and technical supervision, and provides industrial-safety training; its clients also include Zhaikmunai LLP (Chinarevskoye field) and Kondensat JSC. According to the company, it had 101 employees in 2024, 75 of them engineering and technical staff.
Working designs for operating facilities of the Karachaganak field (according to the company) · Environmental protection sections and reports on possible impacts · Emission-limit projects and environmental-permit documentation (as one of the developers) · Temporary pads for drilling and well workover, access and emergency roads (according to the company) · +2 more
System integrator established in 1995 and headquartered in Oral, with offices in Aksai, Atyrau and Almaty. It designs, integrates, installs, commissions and maintains telecommunications and IT, control and automation, safety and security, site infrastructure and HVAC systems for oil and gas and mining clients. Its references include systems for NCOC (Kashagan) and KPO (Karachaganak).
A private design organisation based in Aktau (Caspian Engineering & Research LLP, abbreviated CER), registered in 2003 according to the company.
It designs facilities for oil, gas and gas-condensate fields — oil and gas treatment units, gathering systems, reservoir-pressure maintenance and gas re-injection — and storage and transshipment facilities for liquefied gases and petroleum products; according to the company, also trunk pipelines and pump stations. Environmental design is a separate line of work: environmental impact assessments, reports on possible impacts, environmental protection sections and emission limits.
Documents on the state public-hearings portal for 2022–2025 show the company as the design organisation of the Eskene LPG LLP liquefied petroleum gas separation plant in Atyrau Region, of the NDF KAZAKHSTAN LLP tank farm in West Kazakhstan Region and of a working design for Tepke LLP, and as one of the developers of projects for Tasbulat Oil Corporation LLP and Kom-Munai LLP and of environmental documentation for Karachaganak Petroleum Operating.
According to the company, its portfolio also includes work for the Tengiz, Kashagan and Karachaganak projects and for the CPC expansion in 2004–2025.
Working designs for oil and gas field facilities · Design of oil and gas treatment units, gathering and pressure-maintenance systems · Storage and transshipment facilities for liquefied gases and petroleum products, tank farms · EIA, reports on possible impacts and environmental protection sections · +2 more
A private design company based in Atyrau (ТОО «Каспий Инжиниринг»; its English name is Caspy Engineering LLP) with representative offices in Uralsk and Aksai; according to the company, it has been working since 2002.
It prepares working designs for the operating facilities of oil and gas operators — upgrades of headers, wastewater systems and electrical equipment at Tengiz, a commercial oil metering unit for Karachaganak Petroleum Operating — as well as environmental documentation and individual technical designs for well construction.
Documents on the state public-hearings portal show the company as general designer of Tengizchevroil LLP working designs of 2024–2026 and of a 2026 working design for Karachaganak Petroleum Operating, and as developer of well-construction technical designs at the Morskoye field for KoZhaN JSC (2022–2024). A considerable part of its documented work is civil and municipal design for public-sector clients in Atyrau, West Kazakhstan and Aktobe regions: schools, hospitals, housing, wastewater treatment plants.
According to the company, it has also produced working designs for drilling pads and well access roads at Karachaganak and has worked for NCOC and Karabatan Utility Solutions.
Working designs for upgrades of operating oil and gas facilities · Wastewater systems, headers and electrical equipment of field facilities · Commercial oil metering units (as general designer) · Individual technical designs for well construction · +2 more
Halliburton provides well construction, completion and intervention services to oil and gas operators in Kazakhstan through the Kazakhstan branch of Halliburton International GmbH (registered in 1996) and ТОО «Halliburton Kazakhstan». It has offices and operating bases in Atyrau, Aktau and Aksai; its remotely operated completion valves have been used at the Tengiz field, and it partners with Aksai Operating LLP, which holds an NCOC contract to operate a hydraulic workover unit at Kashagan.
Private multi-sector design institute, part of the private KPSP group: its legal address is in Karaganda, while its head office, according to the company, is in Astana, with production offices in Karaganda, Atyrau and Aksai. According to the company, the institute has worked since 1959 and has 200 engineers (the present legal entity, judging by its business identification number, was registered in 2005); oil, gas and petrochemicals became one of its main lines in the 2020s, alongside mining and metallurgy, power and infrastructure.
It carries out the design ("Project") stage and author supervision and, according to the company, also pre-design work, working documentation in all disciplines, adaptation of foreign designs to Kazakhstan's norms and support through expertise.
The State bank of construction projects shows it as general designer of the adjustment of the "Project" stage for the gas separation unit at Tengiz for KMG PetroChem LLP (2025), and the Samruk-Kazyna procurement portal as provider of author supervision for the same client until the end of 2028; the project's non-technical summary names it as designer of the Silleno LLP polyethylene plant, while the hearing notice for the same facility names another design organisation as project developer.
According to Technip Energies, in 2019 the institute set up the TKJV joint venture with it, which signed a frame agreement with NCOC (announced in July 2021) and a five-year engineering services agreement with Karachaganak Petroleum Operating (June 2024).
Design documentation (the "Project" stage) for gas processing and petrochemical facilities · Author supervision · Design of mining and metallurgical facilities: concentrators · Working designs of boiler houses, gas supply networks and heat networks · +2 more
A privately owned oil and gas research and design institute headquartered in Aktau, set up in 1997 and given its present name in 2025; according to the company, it was founded as NIPIneftegaz CJSC and has offices in Almaty, Astana, Oral (Uralsk), Kyzylorda and Atyrau. In 2007 the institute described itself as created on the basis of the KazNIPIneft institute; it is not that institute's legal successor: according to the history published by KMG Engineering LLP, the legal succession of KazNIPIneft leads to that company.
According to the company, the institute prepares reserves estimates, exploration, trial production and field development projects, technical projects for well construction, designs of field facilities and industrial plants and environmental documents, and studies core and reservoir fluids in its own laboratory centre.
State portals confirm that in 2022–2026 it was named as developer of the development projects for the Karaturun Morskoe, Munaibay, Karamandybas North and Tuzkol fields and of facilities projects at the Dunga field, and a subsoil user's filing names it as the author of the Karabulak North reserves estimate approved by the State Commission on Reserves in 2022; work for Tengizchevroil, KPO and NCOC is listed only on the institute's own site.
As stated by the organisation, it holds state licences for the design of mining production in the oil and gas sector (class 1), environmental design and standard-setting, category I design and engineering surveys; its testing laboratory is accredited until 6 October 2030 (register of the National Accreditation Centre), and its average headcount in 2025 was 311 (annual statements filed with the state depository).
Estimation and re-estimation of oil, gas and condensate reserves · Trial production and field development projects and their addenda · Field development analysis and author supervision · Technical projects for well construction · +2 more
Uralsk (Oral) machine-building plant belonging to the Hydromash-Orion investment group. It designs, manufactures and installs oil heating furnaces and heat-exchange equipment, high-pressure vessels of 5–250 m³ (including three-phase and oil-gas separators), gas pumping unit components, air-cleaning devices, steel structures and non-standard equipment, and services and overhauls gas turbine plants. The plant has its own blank production, stamping, machining, welding-assembly and quality control units.
VerifiedLocal (KZ)Process EquipmentFabrication
Equipment design · Installation and commissioning · Gas turbine plant overhaul · Oil heating furnaces · +5 more
Atyrau-based testing company working in the regional construction market since 2008. It operates non-destructive testing and construction-materials laboratories, inspecting welded joints with conventional and advanced methods (phased array, TOFD) and testing concrete, soils, cement, aggregates and asphalt concrete. It has stationary laboratories in the Tengiz shift camp and on the Atyrau–Dossor highway and uses mobile laboratories, including at the Karachaganak field.
VerifiedLocal (KZ)Inspection & NDTLaboratories
Weld non-destructive testing · Phased array and TOFD testing · Radiographic and magnetic particle testing · Hardness testing · +2 more
KazBurGas is a West Kazakhstan drilling contractor headquartered in Aksai, formed in 1996 through the merger of two drilling divisions of Karachaganakgazprom. It drills oil and gas wells of various designs and provides related well-construction services including fishing and milling operations, cementing, drilling-mud preparation and field geophysical support, with a second office in Atyrau.
VerifiedLocal (KZ)DrillingWell Intervention
Oil and gas well drilling · Well workover and major repair · Fishing and milling operations · Well cementing · +2 more
Manufacturer of steel tanks and metal structures based in Oral (West Kazakhstan), also presenting itself in Aktau and Atyrau. It designs, fabricates and installs vertical (РВС) and horizontal (РГС) steel storage tanks, underground vessels and hot-water accumulator tanks, as well as building and bridge metal structures and mobile cabin units, applying corrosion-protection and fireproof coatings in-house.
VerifiedLocal (KZ)Process EquipmentFabrication
Design of tanks and metal structures · Installation of tanks and metal structures · Corrosion and fire-protection coating · Vertical steel tanks (РВС) · +4 more
Baker Hughes provides oilfield services and equipment, as well as industrial and energy technology such as compressors and turbomachinery, to operators in Kazakhstan. It is represented by an Atyrau-registered branch of Baker Hughes Services International LLC (since 1998) and several local entities, including ТОО «Baker Hughes Services Kazakhstan» and the Kazakhstan branch of Nuovo Pignone International S.r.l.; it has an office in Atyrau and field operations in Aksai, and its authorized partner Atyrauenergoremont services mechanical drives, compressors and power generation equipment.
Atyrau-headquartered manufacturer and supplier of personal protective equipment and workwear, founded in 2002, with about 343 employees and offices across Kazakhstan including a location at the Tengiz field. It makes and supplies protective clothing, respiratory protection, gas detectors and related safety gear, reporting around 1.8 million units produced in 2023.
VerifiedLocal (KZ)HSE
PPE selection consulting · Protective workwear · Respiratory protection equipment · Gas detectors · +1 more
Astana-headquartered environmental consultancy with representative offices across Kazakhstan, including Atyrau, that prepares environmental permitting documentation (EIA/ОВОС, sanitary-zone and emission-standard projects) and runs its own testing laboratory for air, water, soil and waste analysis. It reports around 50 engineers and ecological designers working nationwide.
Kazakhstan healthcare group founded in 2000 with a first medical centre in Almaty and now headquartered in Astana. Since 2008 its industrial medicine division has organised medical care at enterprises and production sites, alongside medical assistance, occupational health and preventive medical examinations. It lists presence in Atyrau, Aktau, Oral and Aksai among other cities.
VerifiedLocal (KZ)HSE
Industrial medicine at enterprise and field sites · Occupational health services · Preventive and periodic medical examinations · Corporate medical assistance programmes · +1 more
UralNefteGazServis (UNGS) is an Atyrau-based scientific-production enterprise founded in 2013, providing geological-geophysical and engineering-geological well studies across the Atyrau, Mangystau and West Kazakhstan regions. Its services span open-hole logging, geological-technological research, perforation, hydrodynamic well testing, acid stimulation and repair-isolation workover.
Weatherford provides drilling, well servicing, wireline and pipe inspection services and equipment to oil and gas operators in western Kazakhstan. According to its employer profile, the company has worked in the country since 1996, when it set up a base in Aksai to support the Karachaganak project, and opened an office in Atyrau and a base in Aktau in 2002; its Aksai workshop is also a Tenaris-licensed facility for premium connections.
VerifiedInternationalWell InterventionWireline
Pipe inspection and repair · Wireline services · Wellhead services · Well servicing and workover · +2 more
