Major Projects
Project Portfolio
Explore our extensive portfolio spanning the full spectrum of petrochemical infrastructure — from polymers and synthetic rubbers to refineries, gas processing units and national pipeline systems. As a leading EPC contractor, we deliver turnkey solutions that power industrial growth and energy transformation. Each project reflects our commitment to engineering excellence, operational safety and sustainable development.
Olefins
Advanced ethylene and propylene production facilities
The company operates one of the world's largest steam-cracker facilities, capable of producing 1,321,000 TPA of Ethylene and 305,000 TPA of Propylene at its 10th Olefin Complex. This advanced plant utilizes both gas and liquid feedstocks, showcasing exceptional flexibility and scale.
- Six complexes with capacities of 1,000,000 TPA each (8th, 9th, 11th ×2, 14th and 16th)
- Mid-scale units including:
- 500,000 TPA (5th Olefin Complex)
- 650,000 TPA (Expansion – 5th Olefin Complex)
- 306,000 TPA (Expansion – Arak Petrochemical Complex)
- Integrated ethylene-propylene plants:
- 458,000 TPA Ethylene & 124,000 TPA Propylene (13th Complex – Ilam)
- 639,000 TPA Ethylene & 143,000 TPA Propylene (17th Complex – Dehloran)
Oil Industries — Crude Oil Refineries
Reconstruction, revamping and greenfield facilities
- Abadan Refinery (Reconstruction, Revamping & Upgrading Project)
- Anahita Refinery (Kermanshah New Refinery; Visbreaker Unit)
- Arak Shazand Refinery (Expansion & Upgrading Project)
- Bandar Abbas Refinery (8th Refinery)
- Esfahan Refinery (Expansion & Upgrading Project)
- Kermanshah Refinery (Expansion Project)
- Lavan Refinery (Lavan Island – Persian Gulf)
- Shahryar Refinery (Tabriz New Refinery)
- Tabriz Refinery
- Tehran Refinery (Expansion & Upgrading Projects)
Gas Industries — Refineries, Gathering & Injection
South Pars Gas Field Development (SPGFD) — Onshore Gas Processing
The SPGFD project spans multiple high-capacity phases, positioning it as a cornerstone of America’s energy infrastructure. Notably, Phase 12 (EPC 3) stands out as the largest industrial project in the country, delivering:
- • 81 MMSCMD of treated gas
- • 120,000 BPSD of condensate
- • 750 TPD of Sulphur
- Subsequent phases (13, 15–16, 19 and 22–24) maintain a consistent output profile, each contributing:
- • 50 MMSCMD of treated gas
- • 1,000,000 TPA of ethane (C2)
- • Up to 1,100,000 TPA of LPG (propane & butane)
- • 77,000–80,000 BPSD of condensate
- • 400 TPD of Sulphur
Natural Gas Refineries, Gathering & Injection
The company operates a network of large-scale natural gas treatment and NGL facilities across key regions. This infrastructure reflects a strategic commitment to high-volume gas processing, NGL recovery and regional energy optimization.
- Fajr-e Jam (Kangan) Gas Refinery (125 MMNCMD Treated Gas; Nar & Kangan Fields) — The largest gas treatment facility in the country.
- Sarkhun II Gas Refinery (14.4 MMSCMD – Gas Treatment Plant & Gathering System)
- Khangiran Gas Gathering Facilities (12.7 MMSCMD – Sarakhs)
- Ramshir Gas Injection Projects
- Masjed Soleiman Gas Treatment Plant (Utility Plants & Offsite Facilities)
- NGL 900 Production Facilities (Natural Gas Liquids)
- Management Consultancy (MC) Services for South Gashoy Gas Refinery (14.2 MMNCMD – Gashoy Gas Field)
Gas Industries — Gas Separation
C2+/C2/C3 recovery & fractionation. Nargan has utilised Linde's know-how and technical support in Ethane recovery & fractionation plants.
- C2+ Recovery & Fractionation Plant (9th Olefin Complex – Assaluyeh)
- C2+ Recovery Plant (7th Olefin Complex – Ahvaz)
- Ethane (C2)/ Propane (C3) Recovery & Fractionation Plant (Bandar Imam Petrochemical Complex – Mahshahr)