Grupo TVCABLE

The fees accrued by PricewaterhouseCoopers Auditors, S.L. for audit services rendered during 2015 amount to 1,143 thousand euro (2014: 1,091 thousand euro).

Fees accrued by PricewaterhouseCoopers Auditores, S.L. for other services rendered during 2015 amount to 829 thousand euro (2014: 864 thousand euro). Fees accrued by other companies operating under the PricewaterhouseCoopers brand for audits and other services rendered in Spain during 2015 amount to 338 thousand euro (2014: 356 thousand euro).

Fees accrued by other companies operating under the PricewaterhouseCoopers brand for audits and other services rendered abroad during 2015 amount to 822 thousand euro and 195 thousand euro respectively (2014: 790 thousand euro and 143 thousand euro respectively).

The fees accrued by other auditors for audit services rendered and other services during 2015 amount to 260 thousand euro and 534 thousand euro respectively (2014: 150 thousand euros and 301 thousand euro respectively).

Company name Address % of interest Shareholder Consolidation

Method Activity Auditor

Isolux Ingeniería, S.A. Madrid 100.00% Grupo Isolux Corsán, S.A. FC Engineering PwC

Watsegur, S.A. Madrid 100.00% Isolux Ingeniería, S.A. FC Engineering PwC

GIC Fábricas, S.A. Madrid 100.00% Isolux Ingeniería, S.A. FC Engineering PwC

Eólica Isolcor, S.L. Madrid 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited

Luxeol, S.L. Madrid 70.00% Isolux Ingeniería, S.A. FC Concessions Unaudited

Desarrollos de Ingenieria Iguarán S.A. Aviles 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Isolux Eólica, S.A Madrid 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited

Isolux Corsán, LLC Houston 100.00% Isolux Ingeniería, S.A. FC Engineering PwC

Isolux Corsan Construction, LLC Canada 100.00% Isolux Corsán, LLC FC Construction Unaudited Isowat Mozambique, Lda. Maputo 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Isolux Maroc, S.A. Casablanca 100.00% Isolux Ingeniería, S.A. FC Engineering PwC Agua Limpa Paulista, S.A Sao Paulo 40.00% Isolux Ingeniería, S.A. FC Engineering PwC Isolux Corsán Polonia Sp Zoo Warsaw 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Isolux Corsan Puerto Rico, LLC Puerto Rico 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Energia Huasteca, S.A. de C.V. México DF 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Construcciones e Instalaciones del Noreste S.A. de C.V México DF 100.00% Isolux Ingeniería, S.A. FC Construction PwC Isolmex, SA de CV México DF 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Tecna Estudios y Proyectos de Ingeniería, S.A. Buenos Aires 75.00% Isolux Ingeniería, S.A. FC Engineering PwC Tecna Proyectos y Operaciones, S.A. Madrid 74.99% Tecna Estudios y Proyectos S.A. FC Engineering PwC Latintecna, S.A. Lima 74.97% Tecna Proy. y Operaciones, S.A. FC Engineering Other Tecna Bolivia, S.A.

Sta.Cruz de la

Sierra 67.49% Tecna Proy. y Operaciones, S.A.

FC Engineering

PwC Tecninct Proyectos e Ingeniería S.A. de C.V. Mexico DF 74.99% Tecna Proy. y Operaciones, S.A. FC Engineering PwC Tecna Brasil Ltda. Rio de Janeiro 71.24% Tecna Proy. y Operaciones, S.A. FC Engineering E&Y Medianito del Ecuador, S.A. Quito 74.99% Tecna Proy. y Operaciones, S.A. FC Engineering Other Ven Tecna, S.A. Caracas 74.96% Tecna Proy. y Operaciones, S.A. FC Engineering Unaudited Tecna Arabia Al Khobar 36.75% Tecna Proy. y Operaciones, S.A. FC Engineering Other TPYC Angola, S.A. Luanda 74.99% Tecna Proy. y Operaciones, S.A. FC Engineering Deloitte Tecna Ingeniería y Construcciones, S.A.S. Bogota 74.99% Tecna Proy. y Operaciones , S.A. FC Engineering Unaudited Isolux Wat Ingeniería, S.L. Madrid 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Powertec Española, S.A. Madrid 100.00% Isolux Wat Ingeniería, S.L. FC Engineering Unaudited Powertec Proyectos e Obras Ltda. Rio de Janeiro 100.00% Powertec Española, S.A. FC Engineering Unaudited Isolux Corsán Servicios S.A. Madrid 100.00% Isolux Wat Ingeniería, S.L. FC Engineering PwC Ambulux, S.L. Madrid 100.00% Isolux Corsán Servicios, S.A. FC Engineering Unaudited Global Vambru, S.L.U. Madrid 100.00% Isolux Corsán Servicios S.A. FC Engineering Unaudited Aguas de Gata, S.L. Madrid 100.00% Global Vambru, S.L.U. FC Engineering Unaudited Grupo Isolux Corsán Concesiones, S.A. Madrid 97. 76% Grupo Isolux Corsán, S.A. FC Concessions PwC Desarrollo de Concesiones y Servicios Sercon, S.A. Madrid 100.00% Grupo Isolux Corsán, S.A. FC Services Unaudited

Corsan-Corviam Construcción, S.A. Madrid 100.00% Grupo Isolux Corsán, S.A. FC Construction PwC Extremeña de Infraestructura, S.A. Madrid 100.00% Corsán Corviam Construcción, S.A. FC Construction Unaudited Inversiones Blumen, S.L.U. Madrid 100.00% Corsán Corviam Construcción, S.A. FC Construction Unaudited Tenedora de Acciones de Generadora Electrica

Molloco, SAC Peru 100.00% Corsán Corviam Construcción, S.A.

FC Construction Unaudited Generadora Electrica Molloco, SAC Peru 75.00% Inversiones Blumen, S.L.U. FC Construction Unaudited Corsanmex, S.A. de C.V Mexico DF 100.00% Corsán-Corviam Construcción, S.A. FC Construction Unaudited Isolux Corsán Cyprus Limited Nicosia 100.00% Corsán Corviam Construcción, S.A. FC Construction Unaudited Isolux Corsán Panamá, S.A. Ciudad de Panamá 100.00% Corsán Corviam Construcción, S.A. FC Construction Unaudited Isolux de México, S.A. de C.V. Mexico DF 100.00% Corsán Corviam Construcción, S.A. FC Construction PwC Isolbaja, S.A. de C.V. Mexico DF 98.00% Isolux de México, S.A. de C.V. FC Construction Unaudited Constructora Presa El Purgatorio SPU, S.A. de C.V. Mexico DF 98.00% Isolux de México, S.A. de C.V. FC Construction Unaudited Isolux Corsán Argentina S.A.R.L. Buenos Aires 100.00% Corsán Corviam Construcción, S.A. FC Construction PwC Isolux Corsán Argelie, SARL Algeria 100.00% Corsán Corviam Construcción, S.A. FC Construction PwC Isolux Corsán do Brasil S.A. Rio de Janeiro 100.00% Corsán Corviam Construcción, S.A. FC Construction Unaudited Isolux Projectos, Investimentos e Participações LTDA Sao Paulo 100.00% Corsán Corviam Construcción, S.A. FC Construction Unaudited Isolux Projectos e Instalaçoes, LTDA. Rio de Janeiro 100.00%

Isolux Projectos, Investimentos e Participações LTDA

FC Construction

Unaudited Isolux Corsán India Engineering & Constuction Private

LTD. Haryana 100.00% Corsán Corviam Construcción, S.A.

FC Construction

PwC Corsan Corviam Asia Projects Uzbekistan 100.00% Corsán Corviam Construcción, S.A. FC Construction Unaudited Infrainter Infraestructuras Internacionales, SA Ecuador 99.95% Corsán Corviam Construcción, S.A. FC Construction Unaudited Isolux Corsán Inmobiliaria, S.A. Madrid 100.00% Grupo Isolux Corsán, S.A. FC Real-estate PwC Valdelrío, S.L. Madrid 100.00% Isolux Corsán Inmobiliaria, S.A. FC Real-estate Unaudited Electrónica Control de Motores, S.A. Madrid 100.00% Isolux Corsán Inmobiliaria, S.A. FC Real-estate Unaudited Julitex, S.L. Las Palmas 80.00% Isolux Corsán Inmobiliaria, S.A. FC Real-estate Unaudited El Sitio de la Herrería, S.L. Madrid 100.00% Isolux Corsán Inmobiliaria, S.A. FC Real-estate Unaudited Interisolux Torrejón Vivienda Joven, S.L. (*) Madrid 100.00% Isolux Corsán Inmobiliaria, S.A. FC Real-estate Unaudited Interisolux Alcorcón Vivienda Joven, S.L. Madrid 80.00% Isolux Corsán Inmobiliaria, S.A. FC Real-estate Unaudited Olmosa, S.L. Madrid 100.00% Isolux Corsán Inmobiliaria, S.A. FC Real-estate Unaudited Isolux Corsán Global Assets, S.L. (1) Madrid 100.00% Isolux Corsán Inmobiliaria, S.A. FC Real-estate Unaudited Las Cabezadas de Aranjuez, S.L. Madrid 100.00% Isolux Corsán Inmobiliaria, S.A. FC Real-estate Unaudited Unidad Mater. Avanz. Ibérica, S.A. Orense 100.00% Grupo Isolux Corsán, S.A. FC Engineering Unaudited Infinita Renovables, S.A. Vigo 80.70% Grupo Isolux Corsán, S.A. FC Energía Renovable PwC Azul de Cortes, B.V. Amsterdam 100.00% Grupo Isolux Corsán, S.A. FC Real-estate Unaudited Azul de Cortes, S. de R.L, de C.V. Mexico DF 100.00% Azul de Cortes BV FC Real-estate PwC

Powertec Sistemas Energéticos, S.A.U. Madrid 100.00% Grupo Isolux Corsán, S.A. FC Engineering Unaudited Acta – Actividades Eléctricas Asociadas, S.A. Lisboa 100.00% Grupo Isolux Corsán, S.A. FC Engineering Other Isolux Corsan Gulf LLC Oman 70.00% Grupo Isolux Corsán, S.A. FC Engineering Unaudited Isolux Corsán Energías Renovables, S.A. Buenos Aires 100.00% Grupo Isolux Corsán, S.A. FC Concessions KPMG Isolux Corsán Arabia Saudí, LLC Riyadh 99.00% Grupo Isolux Corsán, S.A. FC Construction Unaudited Parque Eólico Loma Blanca II, S.A. Buenos Aires 100.00% Grupo Isolux Corsán, S.A. FC Engineering PwC Parque Eólico Loma Blanca I, S.A. Argentina 100.00% Grupo Isolux Corsán, S.A. FC Engineering PwC Parque Eólico Loma Blanca III, S.A. Argentina 100.00% Grupo Isolux Corsán, S.A. FC Engineering PwC Grupo Isolux Corsan Finance, B.V. Amsterdam 100.00% Grupo Isolux Corsán, S.A. FC Other PwC Corsan Corviam Colombia, SAS Colombia 100.00% Corsan-Corviam Construcción, S.A. FC Construction Unaudited Tenedora De Acciones De Lineas De Transmision

Peruanas, SAC Peru 100.00% Isolux Ingeniería S.A.

FC Engineering

Unaudited Lineas De Transmision Peruanas, SAC Peru 100.00%

Tenedora De Acciones De Lineas De Transmision Peruanas, SAC

FC Engineering Unaudited Isolux Ingenieria, GK Japan 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Isolux Ingenieria, Ltd Ruanda 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Isolux Corsan RDC, SARL (*) Congo 100.00% Isolux Ingeniería, S.A. FC Engineering Unaudited Linhas de Laranjal Trans. Energia, Ltda (*) Brazil 100.00% Isolux Projetos e Instalaçoes, LTDA. FC Engineering Unaudited

(*) Companies acquired or incorporated during the year and/or additional investment in companies already included in the consolidation scope in the previous year. The incorporation of these companies in the scope did not generate additional sales this year.

(1) Company name changed during the year (before Cost Wright SL) FC: Full consolidation method.

Associates included in the consolidation scope

Company name Adress % of

interest Share holder

Consolidation

method Activity Auditor

Gestión de Partícipes de Bioreciclaje, S.L. Cadiz 33.33% Global Vambru, S.L.U. EC Concessions Other Autopista Madrid Toledo Concesionaria, S.A. Madrid 25.50% Grupo Isolux Corsán, S.A. EC Concessions Other Proyectos Inmobiliarios Residenciales, S.L. Madrid 25.60% Isolux Corsán Inmobiliaria, S.A. EC Real-estate Unaudited Albali Señalización, S.A. Madrid 7.50% Isolux Ingeniería, S.A. EC Engineering Other Ferrocarriles Interurbanos, SA de CV Mexico 20.88% Isolux Ingeniería S.A. EC Construction Unaudited

Joint ventures included in the consolidation scope

Company name Address % of interest Shareholder Consolidation

Method Activity Auditor

Isolux Corsán Aparcamientos, S.A. Madrid 100.00% Grupo Isolux Corsán Concesiones, S.A. EC Concessions PwC Aparcamientos IC Talavera II, S.L. Madrid 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Aparcamientos IC Segovia II, S.L. Madrid 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Aparcamientos IC Ruiz de Alda S.A. Madrid 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions PwC Explotaciones Las Madrigueras, S.L. Tenerife 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Aparcamientos IC Zaragoza Torrero, S.L. Madrid 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Isolux Corsán Aparcamientos Madrid, S.A. Madrid 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited I.C. Plaza de Benalmádena Canarias Las Palmas 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Aparcamiento Nuevo Hospital de Burgos, S.L. Madrid 70.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Hixam Gestión de Aparcamientos, S.L.U. Madrid 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions PwC Aparcamientos IC Gomez Ulla, S.L. Madrid 50.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Ceutí de Aparcamientos y Serv., S.A. Ceuta 100.00% Hixam Gestión de Aparcamientos, S.L.U. EC Concessions Unaudited Aparcamientos IC Zaragoza, S.L. Madrid 100.00% Hixam Gestión de Aparcamientos, S.L.U. EC Concessions Unaudited Aparcamientos IC Talavera, S.L. Madrid 100.00% Hixam Gestión de Aparcamientos, S.L.U. EC Concessions Unaudited Aparcamientos Islas Canarias, S.L. Las Palmas 100.00% Hixam Gestión de Aparcamientos, S.L.U. EC Concessions Unaudited Gestión de Concesiones, S.A. La Línea 100.00% Hixam Gestión de Aparcamientos, S.L.U. EC Concessions Unaudited Aparcamientos IC Toledanos, S.L. Madrid 100.00% Hixam Gestión de Aparcamientos, S.L.U. EC Concessions Unaudited Aparcamientos Segovia, S.L. Segovia 100.00% Hixam Gestión de Aparcamientos, S.L.U. EC Concessions Unaudited Hixam Gestión de Aparcamientos II, S.L. Madrid 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions PwC Aparcamientos IC Toledanos II, S.L. Madrid 100.00% Hixam Gestión de Aparcamientos II, S.L.U. EC Concessions Unaudited Aparcamientos IC Ponzano, S.L. Madrid 100.00% Hixam Gestión de Aparcamientos II, S.L.U. EC Concessions Unaudited Aparcamientos IC Hospital de Murcia, S.L. Madrid 100.00% Hixam Gestión de Aparcamientos II, S.L.U. EC Concessions Unaudited Aparcamientos IC Chiclana, S.L. Madrid 100.00% Hixam Gestión de Aparcamientos II, S.L.U. EC Concessions Unaudited Aparcamientos IC Córdoba, S.L. Madrid 100.00% Hixam Gestión de Aparcamientos II, S.L.U. EC Concessions Unaudited Aparcamientos IC Valladolid, S.L. Madrid 100.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Parking Pio XII, S.L. Palencia 50.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Aparcamientos IC Sarrión Madrid 50.98% Isolux Corsán Aparcamientos, S.A. EC Concessions Other Emiso Cádiz S.A. Cadiz 50.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited Aparcamientos Los Bandos Salamanca, S.L Madrid 70.00% Isolux Corsán Aparcamientos, S.A. EC Concessions Unaudited IC Aparcamientos activos, S.L. Madrid 100.00% ICAPARK II, S.A. EC Concessions PwC Inversiones Pallas, S.L. Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U EC Concessions Unaudited Compañía Concesionaria Baracaldo Parking

Juzgados, S.A. Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U.

EC Concessions Unaudited Icapark I, S.A. Madrid 100.00% Isolux Corsan Aparcamientos, S.A. EC Concessions PwC

Method

Inversiones Estromboli, S.L.U. Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U. EC Concessions Unaudited Inversiones Filicudi, S.L.U Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U. EC Concessions Unaudited Inversiones Koronis, S.L.U Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U. EC Concessions Unaudited Inversiones Hildas, S.L. Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U. EC Concessions Unaudited Estacionamientos Granada, S.A. (*) Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U. EC Concessions Unaudited Inversiones Alicudi, S.L. (*) Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U. EC Concessions Unaudited Inversiones Atoko, S.L. (*) Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U. EC Concessions Unaudited Inversiones Leucade, S.L. (*) Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U. EC Concessions Unaudited Parkia Canarias, S.L.U. (*) Madrid 100.00% Isolux Corsan Aparcamientos Activos, S.L.U. EC Concessions Unaudited Isolux Corsán Concesiones, S.A. Madrid 78.96% Isolux Infrastructure Netherlands, B.V. EC Concessions PwC Conc. Aut. Monterrey-Saltillo, S.A. de C.V. Mexico DF 78.96% Isolux Corsán Mexicana de Infraestructuras, S.L.U. EC Concessions PwC Sociedad Concesionaria Autovía A-4 Madrid

S.A.

Madrid 38.49% Isolux Corsán Concesiones de Infraestructuras, S.L.U.

EC Concessions PwC

Isolux Corsán Concesiones de Infraestructuras, S.L.U.

Madrid 78.96% Isolux Infrastructure Netherlands, B.V. EC Concessions PwC Linhas de Xingu Transmissora de Energía

Ltda. (*)

Rio de Janeiro 76.51% Isolux Energia e Participações S.A. EC Concessions PwC Linhas de Macapa Transmissora de Energía

Ltda. (*)

Rio de Janeiro 76.72% Isolux Energia e Participações S.A. EC Concessions PwC Isolux Energia e Participações S.A. Rio de Janeiro 78.96% Isolux Energy Investments, SLUV EC Concessions PwC Vias Administración y Logística, S.A. de C.V. Mexico DF 78.96% Isolux Corsán Mexicana de Infraestructuras, S.L.U. EC Concessions PwC Isolux Corsán Mexicana de Infraestructuras,

S.L.U.

Madrid 78.96% Isolux Corsán Concesiones de Infraestructuras, S.L.U.

EC Concessions Unaudited Isolux Corsán Concesiones de México, S.A. de

C.V.

Mexico DF 78.96% Isolux Corsán Concesiones, S.A. EC Concessions Unaudited Isolux Corsán Brasileña de Infraestructuras,

S.L.U.

Madrid 78.96% Isolux Corsán Concesiones de Infraestructuras, S.L.U.

EC Concessions Unaudited Cachoeira Paulista T. Energia S.A. Rio de Janeiro 78.96% Isolux Energia e Participações S.A. EC Concessions PwC Jauru Transmissora de Energía S.A. Rio Janeiro 26.32% Isolux Energia e Participações S.A. EC Concessions KPMG Concesionaria Autopista Perote - Xalapa S.A.

de C.V.

Mexico DF 39.48% Isolux Corsán Concesiones, S.A. EC Concessions PwC Soma-Isolux NH One Tollway Private Limited Haryana 48.17% Isolux Corsan NH1 Cyprus Limited EC Concessions Other Inteligacão Eletrica Norte e Nordeste, S.A. Sao Paulo 39.48% Isolux Energia e Participações S.A. EC Concessions E&Y Viabahia Concessionaria de Rodovias, S.A. (*) Sao Paulo 72.78% Isolux Corsán Participaçöes na Viabahía Ltda EC Concessions E&Y Soma Isolux Surat Hazira Tollway Private

Limited

Haryana 39.48% Isolux Corsán Concesiones, S.A. EC Concessions Other Soma Isolux Kishangarh-Beawar Tollway Haryana 39.48% Isolux Corsán Concesiones, S.A. EC Concessions Other

Method

Indus Concessions India Private Limited Haryana 78.96% Isolux Corsán Concessions Cyprus Limited EC Concessions PwC Isolux Corsan NH1 Cyprus Limited Nicosia 78.96% Isolux Corsán Concesiones de Infraestructuras,

S.L.U.

EC Concessions Other Isolux Corsan Concessions Cyprus Limited Nicosia 78.96% ICC Sandpiper, B.V. EC Concessions Other

Wett Holdings LLC Delaware 39.48% Iccenlux Corp. EC Concessions E&Y

Isolux Corsan Power Concessions India Private Limited

Haryana 78.96% Isolux Corsan Energy Cyprus Limited EC Concessions Unaudited Isolux Corsan Concessions Infraestructures

Holland BV

La Haya 78.96% Isolux Corsán Concesiones, S.A. EC Concessions Unaudited Soma Isolux Varanasi Aurangabad Tollway

Private Limited

Haryana 39.48% Indus Concessions India Private Limited EC Concessions Other Isolux Corsan Energy Cyprus Limited Nicosia 78.96% Isolux Energy Investments, SLUV EC Concessions Other Mainpuri Power Transmission Private Limited Haryana 78.96% Isolux Corsan Power Concessions India Private

Limited

EC Concessions Unaudited Linhas de Taubaté Transmissora de Energía

Ltda.

Rio de Janeiro 78.96% Isolux Energia e Participações S.A. EC Concessions PwC ICC Sandpiper, B.V. Amsterdam 78.96% Isolux Corsan Concessions Infraestructure Holland,

B.V.

EC Concessions E&Y South East U.P. Power Transmission

Company Limited

Uttar Pradesh 78.96% Mainpuri Power Transmission Private Limited EC Concessions Other Plena Operação e Manutenção de

Transmissoras de Energia Ltda

Rio de Janeiro 78.96% Isolux Energia e Participações S.A. EC Concessions Unaudited Operadora Autopista Perote - Xalapa, S.A. de

C.V.

Mexico DF 39.48% Isolux Corsán Concesiones, SA EC Concessions PwC Isolux Infrastructure Netherlands, B.V. Amsterdam 78.96% Grupo Isolux Corsán Concesiones, S.A. EC Concessions PwC Isolux Infra. Netherlands (Suc. España) Spain 78.96% Grupo Isolux Corsán Concesiones, S.A. EC Concessions PwC Linhas de Itacaiunas Trasmissora de Energia

LTDA

Brazil 78.96% Isolux Energia e Participações S.A. EC Concessions PwC Isolux Energy Investments, SLUV Spain 78.96% Isolux Corsán Concesiones, SA EC Concessions Unaudited Isolux Corsán Participaçöes de Infraestrutura

Ltda

Sao Paulo 78.96% Isolux Corsán Brasileña de Infraestructuras, S.L. EC Concessions Unaudited Isolux Corsán Participaçöes na Viabahía Ltda Sao Paulo 78.96% Isolux Corsán Participaçöes de Infraestrutura Ltda EC Concessions Unaudited ICCI USA Holding, LLC USA 78.96% Isolux Corsán Concesiones de Infraestructuras,

S.L.U.

EC Concessions Unaudited ICCI Indiana Holding, LLC USA 78.96% ICCI USA Holding, LLC EC Concessions Somerset I-69 Investment Partners, LLC USA 40.27% ICCI Indiana Holding, LLC EC Concessions Somerset I-69 Development Partners, LLC USA 40.27% I-69 Investment Partners, LLC EC Concessions BDO ICCON Transmission Inc Vancouver 78.96% Isolux Energy Investments, SLUV EC Concessions Unaudited Grupo T-Solar Global, S.A. Madrid 69.76% Isolux Infrastructure Netherlands, B.V. EC Concessions PwC

Method

ARRL (Mauritius) Limited Bombay 34.88% Grupo T-Solar Global, S.A. EC Concessions Mazars Astonfield Solar Rajasthan (Private) Limited New Delhi 34.88% ARRL (Mauritius) Limited EC Concessions Other T Solar Cyprus Limited Madrid 69.76% Grupo T-Solar Global, S.A. EC Concessions Unaudited