INA-Industrija nafte d.d.

Croatia (Hrvatska)Part of MOL Groupina.hr/en

INA-Industrija nafte d.d., commonly known as INA, is a medium-sized European oil and gas company headquartered in Zagreb, Croatia. It plays a leading role in Croatia's oil business and maintains a strong regional position in exploration, production, refining, and distribution of oil and petroleum products.

The company was established in 1964 through the merger of Naftaplin with refineries in Rijeka and Sisak. Its core activities include oil and gas exploration and production in Croatia and Egypt, refining at the modernized Rijeka refinery, and marketing of fuels and lubricants. INA operates a network of over 500 retail service stations across Croatia and neighboring countries such as Bosnia and Herzegovina, Slovenia, and Montenegro.

INA is a publicly listed company on the Zagreb Stock Exchange, with major shareholders being the Hungarian MOL Group holding approximately 49% and the Croatian Government with about 45%, alongside private and institutional investors. The INA Group comprises numerous subsidiaries providing services in oilfield operations, logistics, retail, and more.

In addition to traditional operations, INA is investing in sustainable development, including projects for green hydrogen production and environmental remediation. It employs around 9,300 people across the group and focuses on integrating economic, environmental, and social factors in its operations.

Also known as INA d.d. and INA Group.

Projects INA is involved in

chemXplore tracks 4 projects involving INA, of which 4 are active.

INA's role on them: Owner, Investor / Financier, Operator, and Developer.

2 Under Construction 2 Commissioning & Start-up

2 new construction and 2 revamp / retrofit.

Expected to start operating
2026
none
2027
2 projects
2028
none
2029
none
2030
none
2031
none

1 of the active projects carry no start-up date yet.

What moved recently
  • September 2026 INA Rijeka Refinery Delayed Coker Upgrade · Commissioning & Start-up · Croatia (Hrvatska)
  • 25 August 2026 INA Rijeka Refinery Back-Pressure Steam Turbines Revamp · Commissioning & Start-up · Croatia (Hrvatska)

Contractors and licensors are recorded on all 4 of them For subscribers

Targeting: Carbon dioxide (1), Crude oil (1), Diesel, fuels (1), Hydrogen (1), Methane (1), Petroleum coke (1)

Follow these projects in chemXplore →

Latest news on INA

21 September 2026
INA starts up Delayed Coker Unit at Rijeka refinery

New delayed coker boosts diesel yield up to 30%, eliminates VGO imports, and is running at ~70% of design capacity after feedstock was introduced on 1 Sept 2026.

10 September 2026
INA installs back-pressure steam turbines at Rijeka Refinery

Back-pressure turbines with generators installed at Rijeka; >EUR 15m investment to cut steam use, save energy and lower CO₂ emissions.

29 July 2026
INA Group posts H1 2026: EBITDA €309m, Rijeka upgrade hits mechanical completion

Stronger E&P and favourable refining margins lift H1 results; capex focused on Rijeka Upgrade, offshore development and green hydrogen milestones.

3 June 2026
MOL Group starts first gas production at ACG field

First commercial gas from non-associated reservoirs beneath and above existing oil layers; initial well drilled from West Chirag; up to 4 Tcf estimated; gas to Sangachal via existing infrastructure.

8 May 2026
INA, MOL and Syrian Petroleum Company discuss reactivating INA’s Syria operations

Three-day talks assessed restarting oil and gas operations. Joint experts will evaluate technical, operational, commercial and regulatory prerequisites and set a reactivation roadmap.

8 May 2026
MOL Group Q1 2026: USD 212m profit amid supply disruptions and price controls

Higher hydrocarbon prices lifted upstream; production 95.5 mboepd. Downstream hit by lower refining volumes and feedstock scarcity; Rijeka delayed coker opened. Consumer services and circulars rose.

10 March 2026
INA Completes Rijeka Refinery Upgrade

The Rijeka Refinery upgrade boosts capacity, reduces import reliance, and enhances energy security. A green hydrogen plant is planned, with completion expected by 2026.

10 March 2026
KT-Kinetics Technology Completes Rijeka Refinery Upgrade in Croatia

The project included a new delayed coking unit and process revamp, overcoming challenges like COVID-19 and geopolitical issues, with key stakeholders attending the completion ceremony.

Where its projects are

By country, the most active first. active / all projects