Spain Top Companies List by Market Cap in August 2026

Banco Santander is Banking and Financial Services Company with headquarters is in Spain.

Banco Santander has 11,236 branches.

Inditex is Retail sector company with fashion and clothing stores across Spain. Headquarters is in Spain.

BANCO BILBAO VIZCAYA ARGENTARIA is Bank with headquarters is in Spain. BANCO BILBAO VIZCAYA ARGENTARIA has 2,840 branches.

Iberdrola is Electric utility company with headquarters is in Spain.

Caixa Bank is banking and financial services company with headquarters is in Spain. As on 2022, Caixa Bank has 44,625 employees, 4,595 offices, 10,491 ATMs and 15.6 million customers.

Caixa Bank has branch network of 6,298 outlets of which 5,552 are in Spain.

Endesa is Electric Utilities company with headquarters is in Madrid, Spain. Generates electricity and distributes electricity.

Endesa is second biggest operator in the electricity market in Portugal. The company annual revenue is 20.2 billion EUR and 9,761 employees as on 2019.

Ferrovial is transportation infrastructure company having business in building infrastructure of highways, airports, railway tracks and construction. Headquarters is in Madrid, Spain.

As on 2022, Ferrovial company has more than 24,031 employees and a global presence in 6 main markets.

AENA S.M.E is Airports operating company with headquarters is in Madrid, Spain.

The company manages 46 airports and 2 heliports in Spain and has direct and indirect shares in another 23 airports: one in Europe (London Luton airport, of which it owns 51% of the share capital) and 22 in the Americas (6 in Brazil, 12 in Mexico, 2 in Colombia and 2 in Jamaica).

In March 2019, Aena International acquired 100% of six airports in the north east of Brazil.

The company annual revenue is 4,916.3 million USD and has 8,878 employees as on 2019.

Energy company with headquarters is in Madrid, Spain.

ACS Group is positioned as one of the world's leading Construction and Infrastructure companies, with projects in more than 30 countries around the world and in 2019 it had more than 65,000 employees.

NATURGY ENERGY GROUP is gas utility and electricity utility company. Headquarters is in Spain.

Total Employees as on December 2022 is 7,112.

Software and IT company related to travel and tourism. Headquarters is in Spain.

TELEFONICA SA is Telecom Company with headquarters is in Madrid, Spain. Telefonica operate in 17 countries and are present in 24 countries. As on 2022, TELEFONICA SA has103,651 Employees. Telefonica provides Fixed Line, Mobile, Broadband, Television Subscription services.

Cellnex Telecom is a company engaged in the wireless telecommunications business and broadcast infrastructure. Its activities are divided into three segments: broad casting infrastructure, telecom site rental, as well as network services and other. It provides mobile radio-communications to security and emergency bodies, and telecommunication services to other operators. The headquarters is in Spain.

For year ending Dec-2022, annual revenue was 3,247 Million EUR and operating income was 230 Million EUR.

Banco de Sabadell is a Financial Services company.

The headquarters is in Spain.

Banco de Sabadell has 2,873 branches (2,204 domestic and 669 international) as on 2019.

As on Mar-2022, Banco de Sabadell has 1,594 branches.

Siemens Gamesa Renewable Energy is a Wind Power Solutions and Engineering company. It is a key player and innovative pioneer in the renewable energy sector and have installed over 105 GW in 75 countries. The company working to provide the worlds best offshore and onshore wind turbines and services. The headquarters is in Spain.

As on 2019, Siemens Gamesa Renewable Energy had 24,500 full-time employees.

Siemens AG acquired all the shares of Siemens Gamesa Renewable Energy (SGRE) held by Iberdrola S.A at 30% premium to past 30 days average. 

Bankinter is a Banking and Financial services company.

The headquarters is in Spain.

As on Sep-2021, Bankinter has had a network of 446 offices.

EDP Renovaveis is Renewable Energy company and electricity utility company with headquarters is in Madrid, Spain.

As on December 2019, EDP Renovaveis has 1,566 employees.

Mapfre is a Insurance company. It offers friendly service from over 2,000 professionals focused on taking care of you and your family. The company has over 36,000 employees serving over 30 million customers worldwide. It is the 21st largest property casualty Insurer, 20th largest private passenger auto insurer and has a network of more than 5000 independent agents and brokers presence in 14 states. The headquarters is in Spain.