- Bancaja (Caja de Ahorros de Valencia, Castellón y Alicante) was the largest financial institution in the Autonomous Community of Valencia and the third largest institution in the savings bank sector in terms of total assets.
- Banca Civica, S.A. was established in June 2010 through the merger of Caja Navarra, Caja Canarias, Caja de Burgos and Cajasol. In August 2012, Banca Civica became a part of CaixaBank.
- Bankia – A banking conglomerate created in 2010, through the integration of seven regional savings banks. The shares of Bankia have been listed on the Spanish stock exchange since July 2011, under the symbol BKIA.
- Banco Cooperativo Español (BCE) was established in July 1990. The share capital of the Bank is held by seventy-four Spanish credit cooperatives and one German credit institution (DZ Bank).
- Banco de Valencia (BVA) – A Spanish banking institution, founded in 1900. It operates a network of over 400 branches located in Valencia, Alicante, Barcelona, Madrid, Zaragoza, Tarragona, Castellon, Navarra, Murcia etc. As of December 31, 2010, BVA has total assets of EUR 23.7 billion.
- Banco Etcheverria, founded in 1717, is the oldest bank in the Span.
- Banco Financiero y de Ahorros (BFA) – The majority shareholder of Bankia with a 52.408% stake. It was created through the alliance of seven savings banks in December 2010. BFA was nationalized in May 2012.
- Banco Mare Nostrum (BMN) – A Spanish financial institution founded in 2010.
- Bank of Spain (Banco de España) – The national central bank of Spain, established in Madrid in 1782 by Charles III. It belongs to the European System of Central Banks. While the introduction of the single currency and the setting up of the Eurosystem have led to a redefinition of some of Banco de España’s functions, the institution continues to perform the tasks assigned to it under the Law of Autonomy as the National Central Bank.
- Banco Pastor, S.A., founded in 1776, is one the oldest banks in Spain. The Bank offers deposit products, consumer and commercial loans, credit cards, insurance, private banking, internet banking and other services. Banco Pastor operates as a subsidiary of Banco Popular Espanol SA.
- Banesto (Banco Espanol de Credito) – One of the ten largest banks in Spain, operating around 1,800 branches. Banesto's main activity is commercial banking, particularly retail banking and business with small and medium-sized enterprises and shops. It also conducts wholesale banking and activities in the capital markets.
- Banco Popular Español – The third largest commercial banking group in Spain with assets of over €158 billion. The Bank provides a variety of financial solutions to consumer and business customers via branches in Spain, Portugal, and France and representative offices in Canada, Latin America, Asia, and elsewhere in Europe.
- Banco Sabadell – The sixth largest banking group in Spain.
- Banco Santander – The largest bank in Spain. In 2008, Santander became the third largest bank in the world in terms of profits and the seventh in stock market capitalisation.
- Bankinter – A Spanish commercial bank founded in 1965 as a Spanish industrial bank through a joint venture by Banco Santander and Bank of America. In 1972, the company became fully independent of its founders and transformed itself into a commercial bank.
- Bankpime – A private savings and loan institution with interests in every type of banking operation. It is currently part of the Barcelona Stock Exchange, as well as Latibex, the international market for Latin-American securities valued in Euros.
- BBVA (Banco Bilbao Vizcaya Argentaria) – BBVA is a multinational Spanish financial group with a presence in more than 30 countries. It operates in Europe, Latin America, United States, China and Turkey.
- Bilbao Bizkaia Kutxa (BBK) – The first savings bank in the Basque country. Today it is the leading bank in Biscay with total assets of 29.11 billion euro and net profit of 231.9 million euro as at 31 December 2010.
- Caja España-Duero – A Spanish savings bank created in 2010 through the merger of Caja Espana and Caja Duero.
- Caja Madrid – The oldest of the Spanish savings banks, founded on December 3, 1702. With total assets of EUR 189.1 billion (2010), it serves over 7 million customers through a network of more than 2,000 branches.
- Caixa Balears “SA NOSTRA” – The leading savings bank of the Balearic Islands.
- CaixaBank – A financial services company, which holds a 81% stake in savings bank La Caixa. The company was founded in 2007 as Criteria CaixaCorp and changed its name to CaixaBank in 2011.
- Caixa Catalunya – It was the fifth largest savings bank in Spain and the second largest banking institution in Catalonia. On 1 July 2010, CAIXA CATALUNYA merged with CAIXA TARRAGONA and CAIXA MANRESA to form a new entity under the name CatalunyaCaixa.
- Caja Vital Kutxa – The leading financial institution in the province of Alava (Spain). It was established in 1850 and is headquartered in Vitoria-Gasteiz. Caja Vital merged with Bilbao Bizkaia Kutxa (BBK) and Gipuzkoa Donostia Kutxa (Kutxa) in 2011.
- Catalunya Banc – The financial entity, created in October 2011, through which CatalunyaCaixa (Caixa d'Estalvis de Catalunya, Tarragona i Manresa) develops its banking activity.
- CatalunyaCaixa – was created on July 1, 2010 as a result of the merger of Caixa Catalunya, Caixa Tarragona and Caixa Manresa.
- Caixa Galicia – A Spanish savings bank based in A Coruña, Galicia. On December 1, 2010, Caixa Galicia merged with Caixanova to form Novacaixagalicia.
- Caja Mediterraneo (Banco CAM) – A savings bank in Spain with over 3 million customers and about 1,000 branches across the country. It also has operations in the Americas, Africa, Asia, and elsewhere in Europe.
- Caja Rural Group – One of the main banking groups operating in Spain. The company has over 3,600 offices and its great financial strength is reflected in total assets of EUR 59.01 billon and equity of more than EUR 4.7 billion. The Caja Rural Group represents 80% of all banks in Spain´s cooperative sector.
- Kutxa (Caja Gipuzkoa San Sebastian) – Kutxa is the main financial institution operating in Guipúzcoa, one of the three provinces of northern Spain's Basque Country.
- Kutxabank S.A. was formed on January 1, 2012, through the merger of three Basque savings banks, BBK (Bilbao Bizkaia Kutxa), Caja de Ahorros y Monte de Piedad de Guipuzcoa y San Sebastian (Kutxa), and Caja Vital.
- la Caixa – The leading European savings bank and the third largest Spanish financial group by business and results.
- Liberbank S.A. was established in March 2011. The Bank includes Cajastur (Caja de Ahorros de Asturias), Caja de Extremadura and Caja Cantabria. On May 29, 2012, Liberbank approved the merger with Ibercaja and Caja3.
- Novacaixagalicia – The fourth largest Spanish caja in terms of savings volume, with a turnover of 108.4 billion euros. Novacaixagalicia has a retail network of more than 1,000 offices, staff of about 8,000 employees and over three million customers.
- Unicaja – A financial institution headquartered in Málaga, Andalusia.
- Unnim – A Spanish savings bank, the result of the 2010 merger of three small savings banks (Caixa Manlleu, Caixa Sabadell and Caixa Terrassa). In March 2012, Unnim was acquired by BBVA.
The Largest Spanish Banks
As of March 2012, the 45 savings banks previously existing had been transformed into 11 banking institutions (including the integration of Caja3 into Ibercaja and CEISS into Unicaja).
||Total assets, EUR bn, 30/06/2012
||CaixaBank + Cívica
||Sabadell + CAM
||Banco Popular + Banco Pastor
||Ibercaja + Caja3 + Liberbank
||Unicaja + CEISS
||Catalunya Banc (CatalunyaCaixa)
||Kutxabank (BBK + Kutxa + Caja Vital)
||NCG Banco (Novagalicia Banco) *
||Banco Mare Nostrum (BMN)
* formerly known as Novacaixagalicia