National Iranian Drilling Company
National Iranian Drilling Company (NIDC) is an unlisted, state-owned and wholly owned subsidiary of National Iranian Oil Company. Headquartered in Ahvaz, Khuzestan, it delivers onshore and offshore drilling, workover and integrated well services across Iran. Its rig fleet and technical-service capacity make it a central execution partner for upstream field development and mature-field maintenance.
Market position
NIDC is NIOC’s in-house drilling and well-services operator, supporting exploration, development and workover activity across Iran, particularly in Khuzestan.
Operations & footprint
Products and services
National Iranian Drilling Company provides oil and gas drilling and integrated well services, including exploration, development and workover drilling, onshore and offshore drilling operations, rig management, well cementing, acidizing, coiled-tubing operations, drill-stem testing, well testing, underbalanced drilling, air drilling, tubing installation, packer installation, equipment repair, and technical engineering services for Iranian oil and gas fields.
Operations and assets
NIDC operated 72 drilling rigs—70 onshore and two offshore—as of March 2024. During the first nine months of Iranian calendar year 1402 (21 March–21 December 2023), it drilled more than 800,000 metres and completed 159 oil and gas wells.
Geographic footprint
Iran, with a significant operating focus on Khuzestan Province. Its services cover onshore and offshore operations.
Ownership & group structure
Ownership
State-owned enterprise; wholly owned subsidiary of National Iranian Oil Company (NIOC).
Parent company
National Iranian Oil Company (NIOC)
Commercial and investment relevance
National Iranian Drilling Company is relevant for investors assessing Iran's upstream oilfield-service capacity, rig availability, field redevelopment, domestic manufacturing of drilling parts, public procurement, and the operational limits on oil and gas production growth. It can support analysis of drilling bottlenecks, service localization, contractor demand, and the cost of maintaining mature fields under sanctions. Due diligence should treat the company as highly compliance-sensitive and verify NIOC ownership, sanctions exposure, procurement rules, contract counterparties, rig fleet condition, modernization programs, payment risk, domestic supplier base, and any restrictions affecting equipment, finance, insurance, or technology transfer. The company is a significant customer and operating partner for drilling-rig equipment, tubulars, well-intervention tools, cementing and stimulation inputs, maintenance, and specialist engineering services used in Iran’s upstream sector.
Constraints, risk & compliance
Key risks and constraints
Rig availability and utilisation can fluctuate with drilling-programme requirements. The company’s reliance on specialised drilling and well-service equipment makes procurement, maintenance and technology access material operational constraints.
Sanctions and compliance considerations
NIDC’s status as a wholly owned NIOC subsidiary places it within the compliance-sensitive Iranian oil and gas sector. Transactions require sanctions, ownership, counterparty, banking, insurance and export-control screening.
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Frequently asked questions
Direct answers to the questions most likely to arise when reviewing this profile.
Who owns National Iranian Drilling Company?
National Iranian Drilling Company is a wholly owned subsidiary of the National Iranian Oil Company (NIOC).
What services does NIDC provide?
NIDC provides onshore and offshore drilling, workover drilling, rig management, cementing, acidizing, coiled-tubing, well testing and related technical engineering services.
Where is National Iranian Drilling Company based?
NIDC is headquartered in Ahvaz, Khuzestan Province, Iran, and operates primarily within Iran.
How large is NIDC’s drilling fleet?
NIDC operated 72 rigs—70 onshore and two offshore—as of March 2024.