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Spain— ES

Company data in Spain, by industry

Browse Spain company directories across 56 industries — 5,349,469 businesses in the InfobelPRO database, registry-sourced from Registro Mercantil and enriched with firmographics, location, financials and group structure.

5,349,469
Registered companies
INMO ALAMEDA SL
Largest company
Development of building projects
Largest sector
6th
in Europe by count

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Rankings

Largest companies in Spain

By revenue, one row per corporate group — reported (actual) revenue, updated September 2026.

#Company (group)IndustryHQRevenue (USD)
1INMO ALAMEDA SLNon-specialised wholesale of food, beverages and tobaccoAlbalat dels Sorells$42.1B
2REPSOL SA.Manufacture of refined petroleum productsMadrid$30.1B
3MOEVE SA.Manufacture of refined petroleum productsMadrid$22.7B
4SEAT SAUManufacture of motor vehiclesMartorell$17.5B
5ENEL IBERIA SL.Electric power generation, transmission and distributionMadrid$17.3B
6PONTEGADEA INVERSIONES SLWholesale of clothing and footwearA Baiuca$17.1B
7STELLANTIS ESPAÑA SOCIEDAD LIMITADA.Manufacture of motor vehiclesVigo$16.4B
8EL CORTE INGLES SAOther retail sale in non-specialised storesMadrid$12.3B
9SOCIEDAD ESTATAL LOTERIAS Y APUESTAS DEL ESTADO SME SAOther amusement and recreation activitiesMadrid$12.3B
10IBERDROLA, SOCIEDAD ANONIMAElectric power generation, transmission and distributionBilbao$12B
11NORFIN HOLDER SLRetail sale in non-specialised stores with food, beverages or tobacco predominatingAlcobendas$9.7B
12TELEFONICA, SAWired telecommunications activitiesMadrid$8.2B
13NATURGY ENERGY GROUP SA.Wholesale of solid, liquid and gaseous fuels and related productsMadrid$7.8B
14BP ESPAÑA SAUWholesale of solid, liquid and gaseous fuels and related productsCastellón de la Plana$7.5B
15MERCEDES-BENZ ESPAÑA SAUSale of cars and light motor vehiclesAlcobendas$7.5B

Top 15 of 25 · RENAULT ESPAÑA SA, LIDL SUPERMERCADOS SAU, AMADEUS IT GROUP SA, ENAIRE, ENGIE ESPAÑA SL., FORD ESPAÑA SL, DISTRIBUIDORA INTERNACIONAL DE ALIMENTACION SA, MASORANGE SL, ALCAMPO SA, TECNICAS REUNIDAS SA follow. Methodology →

INMO ALAMEDA SL leads by reported revenue at $42.1B, the largest of 25 ranked corporate groups.

Coverage

Companies by industry

The B2B industries we cover, ranked by number of companies. Each links to the full directory.

Construction companies
848,250
Real estate companies
514,150
Distribution & wholesale
505,758
Retail companies
498,879
Manufacturing companies
353,559

+ 51 more industries below ↓

Construction companies is the most populated sector we cover, with 848,250 companies — 16% of Spain's 5,349,469 registered.

Distribution

Company size & revenue

By number of employees

1–4
4,422,418
5–9
326,479
10–19
163,337
20–49
96,709
50–99
25,531
100–199
11,678
200–499
6,123
500–999
10,835
1000+
1,399

The 1–4 band is shown with a broken bar — it is ~14× the next band; the smaller bands are scaled against each other so they stay readable. 363,664 companies have no disclosed headcount (excluded).

Around 87% of companies with disclosed headcount employ fewer than five people, so the market skews heavily toward micro-enterprises.

By revenue (local currency)

1–100K
3,472,848
100K-499K
718,411
500K-999K
205,157
1M-4.99M
200,409
5M-9.99M
29,723
10M-49.99M
24,822
50M-99.99M
4,215
100M-499.99M
2,802
500M-999.99M
347
1B+
243

769,196 companies have no disclosed revenue (excluded from the chart).

The most common disclosed-revenue band is 1–100K, covering 75% of companies with reported revenue.

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5,349,469 companies with firmographics, financials and corporate group structure — filtered by industry, size, region and revenue.

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Geography

Where Spanish companies are based

Distribution by region.

Madrid
1,067,433
Barcelona
764,128
Valencia
290,718
Alicante
255,030
Málaga
237,853

Madrid holds the largest regional share, with 30% of companies that have a disclosed region.

Group linkage

Corporate structure in Spain

How much of the market is part of a corporate group vs independent.

38%

Part of a corporate group

62%

Independent

38% of companies belong to a corporate group; the remaining 62% operate independently.

Corporate groups

Largest corporate groups in Spain

Spanish-headquartered groups ranked by total group entities worldwide — a measure of corporate reach.

#GroupGroup entities (worldwide)
1BANCO SANTANDER SA9,590
2CAIXABANK SA8,963
3BANCO BILBAO VIZCAYA ARGENTARIA SOCIEDAD ANONIMA6,213
4PONTEGADEA INVERSIONES SL4,091
5IBERDROLA, SOCIEDAD ANONIMA3,651
6BANCO DE SABADELL SA2,705
7ABANCA CORPORACION BANCARIA SA2,174
8REPSOL SA.2,042
9EL CORTE INGLES SA1,863
10TELEFONICA, SA1,839

Group entities = total members of the corporate family worldwide, for groups whose ultimate parent is in Spain.

BANCO SANTANDER SA is the largest corporate group headquartered in Spain, with 9,590 entities worldwide.

Foreign ownership

Foreign-owned vs domestic

Among Spain's larger companies, the share ultimately controlled from abroad — and the leading countries of ownership.

46%

Foreign-owned

54%

Spanish-owned

Leading countries of ownership

France
14.7%
United States of America
14.1%
Germany
12.3%
Luxemburg
9.8%
England
7.7%

Shares calculated on the largest companies by revenue with ownership data available, not an absolute national figure.

France is the leading country of foreign ownership, at 14.7%.

FAQ

Spain company data — frequently asked questions

There are 5,349,469 registered companies in Spain across all sectors, from sole traders to large enterprises.
By reported revenue, INMO ALAMEDA SL is the largest company in Spain, followed by REPSOL SA. and MOEVE SA..
Development of building projects, Activities of other membership organisations n.e.c., Rental and operating of own or leased real estate have the most registered companies.
You can request a free sample or access the full Spain database, filtered by industry, size, region and revenue, via InfobelPRO.
Sourced from the Infobel DaaS database. The largest-companies ranking is consolidated at corporate-group level (one row per group) and shows reported (actual) revenue in USD; modeled figures are excluded. Distributions cover all registered companies. Industry directories use a NACE-based B2B taxonomy. Last updated September 2026.

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