Oil, Gas and Petroleum Companies in Kuwait ( K - Companies )
- Kuwait Aviation Fueling Company [KAFCO]
- Kuwait Foreign Petroleum Exploration Company [KUFPEC]
- Kuwait Gulf Oil Company [KGOC]
- Kuwait National Petroleum Company [KNPC]
- Kuwait Oil Company [KOC]
- Kuwait Oil Tanker Company [KOTC]
- Kuwait Petroleum Corporation [KPC]
- Kuwait Petroleum International [KPI]
- Oil Development Company [ODC]
- Oil Sector Services Company [OSSC]
- Petrochemical Industries Company [PIC]
Engineering, Procurement and Construction companies in Kuwait
- ATSCO [Almeer Technical Services Co.]
- AlMulla Group
- Alghanim Industries
- Alghanim International
- Ali Alghanim & Sons
- CGC [Combined Group Contracting] Company
- EQUATE
- Fluor (Kuwait)
- Gulf Dredging & General Contracting Co. KSC (GD)
- Heston (Kuwait)
- Petrofac (Kuwait)
- UGETCO [United Gulf Enterprises General Trading & Contracting Co.]
- WorleyParsons (Kuwait)