Positioning in indices and certifications

The following are the distinctions awarded to the Enagás sustainable management model.

The Global Compact

Enagás has been a member of the United Nations Global Compact since 2003. The Progress Report has been at GC Advanced Level since 2011. The company has also been listed on the Global Compact 100 index since 2013.

ROBECOSAM Sustainability Award - Gold Class 2017

Enagás has been a member of the Dow Jones Sustainability Index World (DJSI) since 2008. It has Gold Class rating and, in the 2017 review, was identified as a leader in the Oil & Gas Storage & Transportation sector.


Enagás has been a member of the FSE4Good index since 2006.


Enagás has been a member of Ethibel PIONEER and Ethibel EXCELLENCE Investment Registers since 2009.


Enagás has been listed on the MSCI Global Sustainability Indices since 2010.

efr empresa

Enagás has held the Family Responsible Company (FRC) Certificate since 2007, at "B+ Proactive" level.

Igualdad en la empresa

Enagás has held the "Equality in the workplace seal" since 2010, granted by the Ministry of Health, Social Services and Equality.


In 2015 Enagás received the Bequal seal for its commitment to the inclusion of the disabled in the company.

Excelencia Europea

The Enagás management model renewed its European Seal of Excellence EFQM 500+ in 2012. Furthermore, Enagás was recognised as an Ambassador of European Excellence 2016.


Best Annual Reports 2017

Informe Reporta

Since 2008, the Annual Report has been externally audited and drafted under standard AA1000APS and the Global Reporting Initiative (GRI) guidelines. Since 2012, it has been prepared according to integrated reporting principles. The 2016 Annual Report was rated first among Spanish companies in the utilities sector according to Report Watch and achieved 2nd position in the Reporta ranking. The Annual Report 2017 has been put forward for the GRI Content Index Service: Exhaustive Conformity Option.


Enagás was once again in the Euronext Vigeo Europe 120 index in 2017.

Oekom / Global Challenges Index

Enagás has held the Oekom "B Prime" classification since 2010, and has been on the Global Challenges Indices since 2014.


Enagás has been part of CDP Climate Change since 2009. In 2017 it retained its position of leadership with an A- rating. It has also been on the CDP Supply Chain since 2014 and CDP Water since 2015.

Top Employer

Enagás was recognised in 2017, for the seventh consecutive year, as one of the Top Employers in Spain, one of the best companies to work in.


Enagás has held SSAE 16 certification for its processes of Skills management and System Feasibility Analysis, and System Supply Security/ Technical Management of Underground Storage Systems.


Enagás has been a member of the STOXX Global ESG Leaders indices since 2011.

Equileap Top 200

In 2017, Enagás was included among the 200 leading global companies in the promotion of gender equality in the workplace.

Lloyd's Register LRQA

Enagás holds ISO 9001:2008 certification for its processes of Technical Systems Management, Asset Management, Infrastructure Development and Information Systems Management.

Lloyd's Register LRQA


Enagás has ISO 14001: 2004 certification for its Gas Transmission and Storage Infrastructure Development processes, its Asset Management, the Enagás Central Laboratory and the corporate head office. In addition, the Huelva and Barcelona plants and the Serrablo and Yela storage facilities are EMAS certified.

ISO 39001

Empresa Saludable

The Occupational Health and Safety Management System for the Enagás Group Companies Enagás GTS, S.A.U., Enagás Internacional S.L.U., Enagás S.A. and Enagás Transporte S.A.U. is certified under OHSAS 18001:2007.

Furthermore, Enagás has been a certified healthy company since 2015 and has obtained ISO 39001 road safety and ISO 27001 information security certification.