This selection of publicly traded companies in Spain includes large, established firms across a range of sectors. Many are significant global players, such as Telefónica, a telecommunications company, and BBVA, a global banking company. Other prominent firms include Inditex, a global clothing and home goods conglomerate, and Iberdrola, a global leader in renewable energy. The companies listed here primarily operate in banking, retail, energy, and technology sectors.
A notable pattern among these companies is the concentration of headquarters in Madrid, with companies like Prosegur, Indra Group, and Amadeus based there. Bilbao also features as a headquarters city for major entities like BBVA and Iberdrola. The founding dates range from the mid-19th century to the late 20th century, indicating a mix of long-standing enterprises and more recently established global businesses.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
MITSUBISHI ELECTRICmitsubishielectric.com
A leader in electric and electronic equipment manufacturing, focusing on Energy Systems, Industrial Automation, Information Systems, Electronic Devices, and Home Appliances |
146,000 | |||
| 2 | 130,572 | ||||
| 3 |
Telefónicatelefonica.com
Leading global telecommunications company providing advanced infrastructure, innovative digital and data services, focusing on secure, cutting-edge technology and social impact. |
121,569 | |||
| 4 |
Inditexinditexpeople.com
A global conglomerate of clothing brands and home goods, with online and physical presence in 213 markets, led by a dedicated team focused on continuous improvement |
73,716 | |||
| 5 |
Prosegurprosegur.com
A global leader in private security, offering advanced solutions through five business lines with a strong focus on social responsibility |
67,392 | |||
| 6 |
Iberdrolaiberdrola.com
A global leader in renewable energy and electricity, focusing on sustainable and efficient services for millions worldwide with investments in clean energy and digital transformation |
45,000 | |||
| 7 |
Indra Groupindragroup.com
Leading multinational providing defense, space, air traffic management, and mobility solutions alongside information technology services, artificial intelligence, cybersecurity, and advanced digital transformation projects. |
39,308 | |||
| 8 |
Mapfremapfre.com
Provides insurance, financial, and service solutions globally, focusing on innovation, trust, inclusion, and sustainability for individuals and businesses for over 90 years. |
39,064 | |||
| 9 |
repsolrepsol.com
A leading player in the oil and gas industry, involved in exploration, production, transformation, development, and marketing of efficient, sustainable energy solutions globally |
26,030 | |||
| 10 |
Amadeusamadeus.com
A company revolutionizing the travel industry by inspiring innovation, partnerships, and responsibility, connecting the travel ecosystem and promoting social and environmental good |
23,625 | |||
| 11 |
CaixaBankcaixabank.es
A leading financial group in Spain offering banking, insurance, and investment services with a focus on quality, innovation, and sustainable economic growth |
21,535 | |||
| 12 |
Meliá Hotels Internationalmelia.com
Operates over four hundred sustainable hotels across nine distinct brands worldwide, focusing on delivering unique hospitality experiences while fostering diverse professional career growth. |
18,250 | |||
| 13 |
Gestampgestamp.com
A multinational company specializing in designing and manufacturing advanced metal components for vehicle manufacturers worldwide, focusing on lighter, safer, and more environmentally friendly products |
17,667 | |||
| 14 |
Grupo Diadiacorporate.com
Spanish multinational distributing food, drugstore, beauty, and health products through an extensive network of local stores in Spain, Portugal, Brazil, and Argentina. |
16,626 | |||
| 15 | 14,329 | ||||
| 16 |
EVOLUTION MADRID SL.evolution.com
A world-leader in innovative IT solutions for live casino streaming, processing millions of transactions globally with a market cap of over EUR 20B |
14,000 | |||
| 17 |
Tecnicas Reunidastecnicasreunidas.es
An international general contractor specializing in engineering and construction of industrial facilities in oil & gas, refining, power generation, infrastructures, and energy transition |
12,368 | |||
| 18 | 11,873 | ||||
| 19 |
Banco Sabadellsabadellcareers.com
Comprehensive financial services group offering personal and business banking with modern technology, professional staff, and a customer-focused multibrand approach. |
11,430 | |||
| 20 |
Elecnor Groupgrupoelecnor.com
Global corporation specializing in engineering, construction, sustainable projects, infrastructure investments, renewable energy, asset management, and energy transmission across 50 countries. |
10,383 | |||
| 21 |
CAF (Construcciones y Auxiliar de Ferrocarriles)cafmobility.com
Designs and manufactures advanced sustainable transportation systems including accessible rail vehicles and zero-emission urban buses worldwide. |
10,000 | |||
| 22 |
Endesaendesa.com
Leaders in electricity and natural gas sector. Providing services to millions of clients. Core business is production, transportation, distribution and commercialization of electric power. |
9,800 | |||
| 23 | 8,791 | ||||
| 24 |
Bankinterbankinter.com
A leading Spanish online banking brand focused on quality customer service and innovation, offering a wide range of financial products and services |
6,427 | |||
| 25 |
Accenture Españaaccenture.com
A global professional services company helping businesses and governments with digital transformation, cloud technology, data analytics, and industry expertise to drive tangible outcomes |
6,208 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 26 | 5,374 | ||||
| 27 |
Volarisvolaris.com
ultra-low-cost carrier providing point-to-point flights across Mexico, the United States, and Central America, offering low fares and extensive customer choice |
4,771 | |||
| 28 |
Naturgynaturgy.com
A multinational energy company with a 180-year history, focusing on renewables, renewable gas, energy efficiency, and circular economy to create value |
4,696 | |||
| 29 |
OHLA Groupohla-group.com
A global leader in construction, engineering, and development projects, focusing on transport infrastructure, unique buildings, and sustainable progress in various regions worldwide |
4,270 | |||
| 30 |
Gas Natural Fenosagasnaturalfenosa.com
Leading multinational company operating in gas and electricity sectors, serving over 20 million customers across 23 countries worldwide. |
3,989 | |||
| 31 |
DOMINION GLOBALdominion-global.com
A sustainable services company offering comprehensive solutions in industry, technology, energy, and infrastructure, focusing on efficiency and environmental friendliness Operating globally |
3,712 | |||
| 32 |
Fluidrafluidra.com
Global leader in pool and wellness equipment, offering innovative products and services in over 45 countries with a trusted brand portfolio |
3,137 | |||
| 33 |
OVB Allfinanz Españaovb.es
A leading financial advisory group in Europe, providing independent and personalized advice to clients across 14 countries based on life phases and long-term goals |
3,022 | |||
| 34 |
BBVA en Españabbva.es
A multinational financial group offering services to 53 million clients in over 30 countries, prioritizing a better future for people through education and social entrepreneurship |
2,963 | |||
| 35 |
CIE Automotivecieautomotive.com
An industrial group specializing in supplying automotive components and subassemblies on a global scale, offering various technologies to meet customer needs |
2,561 | |||
| 36 |
Cellnex Telecomcellnex.com
The company is a leading provider of wireless telecommunications and broadcasting infrastructure across Europe, with a focus on shared-use services |
2,542 | |||
| 37 |
Dia Españaempleo.dia.es
Leading proximity stores network with over 5,400 locations in Spain, Argentina, Brazil, and Portugal Committed to quality, community impact, and customer satisfaction |
2,438 | |||
| 38 |
eDreams ODIGEOedreamsodigeocareers.com
Leading travel subscription platform offering flights, hotels, packages, car rentals, and insurance through multiple brands across 44 markets. |
2,425 | |||
| 39 |
Almirallalmirall.com
Global biopharmaceutical company focused on medical dermatology, developing innovative solutions for dermatological diseases through R&D, healthcare partnerships, and global presence in 100+ countries |
2,401 | |||
| 40 |
Logistalogista.com
A leading logistics operator in Europe specializing in distribution to local channels, serving nearly 200,000 points of sale with a focus on efficiency and customer needs |
2,145 | |||
| 41 |
Linea Directa Aseguradoralineadirectaaseguradora.com
Offers direct insurance products including home, vehicle, health, and pet coverage with a focus on digital innovation and customer proximity. |
1,981 | |||
| 42 |
ACCIONA Energíaacciona-energia.com
Global leader in renewable energy solutions, focused on decarbonizing the economy through sustainable energy practices to combat climate change and promote community well-being |
1,875 | |||
| 43 |
EZENTISezentis.com
A global industrial services group with 60 years of experience, specializing in operation and maintenance of infrastructure for energy and telecommunications companies in Latin America and Spain |
1,812 | |||
| 44 |
FAES FARMAfaesfarma.com
A Spanish pharmaceutical company with international presence, Faes Farma conducts research, produces, and markets pharmaceutical products and raw materials, exporting globally |
1,519 | |||
| 45 |
Soltecsoltec.com
Global manufacturer and supplier of single-axis solar trackers with over 18 years of experience, multiple manufacturing facilities, and a commitment to renewable energy and the environment |
1,517 | |||
| 46 |
IZERTISizertis.com
Provider of information and communication technology solutions, assisting clients in achieving business goals through long-term partnerships for technological platform development |
1,511 | |||
| 47 |
TSK Electrónica y Electricidadgrupotsk.com
Global company specializing in innovative technologies for sustainable development in various industries, including electrical infrastructure, industrial plants, energy generation, and water treatment |
1,461 | |||
| 48 |
Viscofanviscofan.com
Global leader in artificial casings for meat products, distributing worldwide in over 100 countries Utilizes technology for cellulose, collagen, fibrous, and plastic casings |
1,454 | |||
| 49 |
EDP Renewablesedpr.com
Global renewable energy company specializing in wind power generation with extensive international presence and significant operating capacity. |
1,449 | |||
| 50 |
Vidralavidrala.com
Consumer packaging company specializing in glass containers for food and beverage products, offering packaging services, logistic solutions, and beverage filling activities to major brands globally |
1,440 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
More company lists in Spain
- The largest companies in Spain 10,893
- Multinational companies in Spain 2,706
- Retail chains in Spain 1,251
- Manufacturers in Spain 1,080
- Companies with in-house R&D in Spain 1,067
- Wellness and Fitness Services companies in Spain 879
- Healthcare providers in Spain 711
- Companies with a mobile app in Spain 561
- Hotel and hospitality groups in Spain 539
- Family-owned companies in Spain 531
- Software Development companies in Spain 530
- Professional services firms in Spain 522
- Critical infrastructure operators in Spain 517
- IT services companies in Spain 484
- Financial services firms in Spain 482
- Food and Beverage Services companies in Spain 462
- SaaS companies in Spain 445
- Retail Apparel and Fashion companies in Spain 439
- IT Services and IT Consulting companies in Spain 437
- Hospitality companies in Spain 435
- Consulting firms in Spain 420
- E-commerce companies in Spain 416
- Food and beverage companies in Spain 416
- Hardware manufacturers in Spain 415