Useful links

Energy

• Secretariat for Energy - Ministry for the Ecological Transition and the Demographic Challenge
• International Energy Agency
• European Union (Energy)
• Eurostat
• U.S. Energy Information Administration (EIA)
• ACER
• CEER
• World Energy Council
• IDAE
• CIEMAT
• Red Eléctrica de España (REE)
• Enerclub
• Markets and Competition Commission (CNMC)

Petroleum

• AOP
• UPI
• Fuels Europe
• European Liquefied Petroleum Gas Association
• ASELUBE
• Organization of the Petroleum Exporting Countries
• Lists of wholesale operators of petroleum products, LPG and retail marketers of bulk LPG
• World Petroleum Council (WPC)

Natural gas

• Technical Manager of the Gas System
• Sedigas
• CEDIGAZ
• EUROGAS
• International Gas Union
• List of natural gas shippers
• ENTSOG

Cores similar organisms

• GERMANY (EBV)
• AUSTRIA (ELG)
• BELGIUM (ASEVA)
• BULGARIA (SASRWTS)
• SOUTH KOREA (KNOC)
• CYPRUS (KODAP)
• CROATIA (AZU)
• DENMARK (FDO) 
• SLOVAKIA (EOSA)
• SLOVENIA (ZRSBR)
• ESTONIA (ESPA)
• USA (SPR)
• FINLAND (NESA)
• FRANCE (SAGESS) / (CPSSP)
• HUNGARY (HUSA)
• IRELAND (NORA)
• ISRAEL (MNA)
• ITALY (OCSIT)
• JAPAN (JOGMEC)
• LITHUANIA (ENA)
• MALTA (REWS)
• THE NETHERLANDS (COVA)
• POLAND (RARS)
• PORTUGAL (ENSE)
• CZECH REPUBLIC (SSHR)
• SWITZERLAND (CARBURA)