These Spanish companies primarily operate in IT services, outsourcing, and consulting, with a strong presence of large established groups. For example, Atento is a major provider of CRM and BPO services globally, while Indra Group offers defense, space, and air traffic management solutions alongside IT services. Minsait is a technological consultant leveraging cloud and security, and NTT DATA Europe & Latam provides global IT services.
The data shows a significant concentration of headquarters in the Madrid area, including cities like Alcobendas, Pozuelo de Alarcón, and Boadilla del Monte. Several companies, such as Factorial and Job&Talent, also represent the software development sector, indicating a mix of traditional IT services and newer tech-focused firms.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Atentoatento.com
Leading provider of CRM and BPO services in Latin America and globally, serving multinational corporations in various industries through multiple channels |
154,000 | |||
| 2 |
Konectakonecta.com
Global provider of customer management outsourcing, offering acquisition, retention, support, and collections across multiple industries with advanced digital technologies. |
56,399 | |||
| 3 |
Minsaitminsait.com
A leading Spanish technological consultant operating globally, leveraging cloud, security, payments, and innovative technology to drive business and societal impact #MoreMinsait |
45,000 | |||
| 4 |
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 | |||
| 5 |
NTT DATA Europe & Latamnttdata.com
Global IT services provider transforming clients through consulting, solutions, and managed services to enable a confident move into the digital future |
31,932 | |||
| 6 |
Securitas Direct, part of Verisuresecuritasdirect.es
Leading provider of security and protection services for residential and small business customers across Europe and Latin America with strong brands. |
8,043 | |||
| 7 |
Novanovatalent.com
Global community connecting top talent with opportunities, offering rigorous screening for high-potential individuals, B2B services for top clients, and launching B2C premium services |
6,899 | |||
| 8 |
KPMG Españakpmg.com
Professional services firm providing audit, tax, legal, financial, and business advisory with global expertise and local market knowledge. |
5,523 | |||
| 9 |
GSS (Global Sales Solutions)covisian.com
A tech company offering products, services, and technologies for customer experience enhancement through innovation, customer care, and seamless interactions |
4,768 | |||
| 10 |
Santander Digital Servicessantanderdigitalservices.com
Global team within a large banking group, focusing on developing and implementing digital financial solutions with advanced technologies to drive digital transformation |
4,683 | |||
| 11 |
Job&Talentjobandtalent.com
A technology-powered marketplace connecting workers with companies for reliable, flexible work opportunities, achieving impressive placements and revenue growth Expanding globally |
3,972 | |||
| 12 |
Getnetgetnetworld.com
A high-tech global payment platform enabling businesses to securely accept payments and thrive in the constantly evolving landscape of commerce |
3,845 | |||
| 13 |
T-Systems Iberiat-systems.com
Innovative global company promoting social and ecological well-being through groundbreaking projects, offering opportunities for talent to grow professionally and personally |
2,822 | |||
| 14 |
Abaiabaigroup.com
A Spanish company specializing in customer relationship management through process outsourcing and digital transformation, using innovative technology solutions and AI |
2,805 | |||
| 15 |
Factorialfactorialhr.com
A leading HR software for SMEs, automating administrative tasks worldwide Offers solutions like time management, talent management, recruitment, and more |
2,728 | |||
| 16 |
Servinformservinform.es
Providing customized technology solutions including RPA and AI to optimize resources, reduce time, and increase benefits across multiple industries. |
2,718 | |||
| 17 |
eDreams ODIGEOedreamsodigeocareers.com
Leading travel subscription platform offering flights, hotels, packages, car rentals, and insurance through multiple brands across 44 markets. |
2,425 | |||
| 18 |
IndraMind Cybersecurityindramindcybersecurity.com
Specialized cybersecurity company offering comprehensive 360º services and digital identity solutions to protect businesses internationally with sector expertise. |
2,000 | |||
| 19 |
Atento Españaatento.com
A leading CRM/BPO service provider in Latin America with a global presence, offering outsourcing services to top multinational companies worldwide |
1,939 | |||
| 20 |
Tecnocomindragroup.com
Indra is a global leader in consulting and technology, offering innovative solutions in various sectors and specializing in digital transformation |
1,661 | |||
| 21 |
Master Dmasterd.es
Leader in preparing for public service exams since 1994, with a proven track record of helping thousands achieve their career goals through a comprehensive and exclusive study system |
1,559 | |||
| 22 |
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 | |||
| 23 |
GRUPO V3v3data.com.br
V3 Capital specializes in Transformational Management, improving business execution through impactful actions and the V3 Capital Platform, transforming individuals and optimizing potential |
1,500 | |||
| 24 |
AISais-int.com
An international technology and data company specializing in generating value through Artificial Intelligence, Business Intelligence, and Technology for decision-making support |
1,461 | |||
| 25 |
CaixaBank Techcaixabanktech.com
Empowering tech talent to create innovative solutions in the financial industry, fostering collaboration and continuous growth for a sustainable future |
1,458 | |||
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 |
Barcelona Supercomputing Centerbsc.es
Leading Spanish supercomputing center specializing in High Performance Computing, providing infrastructure, services, and research for academia, industry, and society |
1,401 | |||
| 27 |
Freepikfreepik.com
A global tech company offering high-quality graphic and audiovisual resources to help anyone create great designs faster through various digital design projects |
1,359 | |||
| 28 |
Zelenzazelenza.com
Company offers integrated ICT services, Telco network engineering, defense and security solutions, and customer experience. It helps businesses face digital challenges. |
1,332 | |||
| 29 |
Evoltisevoltis.com
Evoltis enhances customer interactions through Contact Center & BPO services and Technology Development, cultivating innovative experiences for businesses |
1,288 | |||
| 30 |
Seprotec Multilingual Solutionsseprotec.com
Provides translation, localization, interpretation, and intellectual property management services in 220 languages with global 24/7 support centers. |
1,067 | |||
| 31 |
Bluetab, an IBM Companybluetab.net
Support organizations in EMEA and America with data readiness, scalable data preparation, and GenAI implementation for data-driven culture. |
1,036 | |||
| 32 |
Grupo BCgrupobc.com
A leader in outsourcing banking processes, offering secure and efficient solutions to financial institutions in Europe and Latin America through various services |
981 | |||
| 33 |
SDG Group Españasdggroup.com
Global consulting firm specializing in Data & Analytics, transforming organizations into successful data-driven enterprises through innovative analytics expertise and solutions |
974 | |||
| 34 | 902 | ||||
| 35 |
MADISON MKmadisonmk.com
MADISON MK provides commercial and marketing services to enhance customer loyalty, increase interactions, and drive profitability through innovative strategies and actions |
870 | |||
| 36 |
MTP Métodos y Tecnologíamtp.es
Specialized consultancy providing Software Quality Assurance services to improve costs, deadlines, and quality of software products for Telecom, Banking, Insurance, Utilities, and Public Sector |
749 | |||
| 37 |
IQVIA Spainiqvia.com
Accelerating innovation in healthcare, improving drug development, ensuring product quality and safety, enhancing commercial efficacy, providing proper treatments to patients, and optimizing healthcare delivery |
726 | |||
| 38 |
Twenixtwenix.com
Twenix provides personalized, simple, and fun English learning for professionals in companies, combining technology and education to build confidence and break language barriers |
663 | |||
| 39 |
PVH - PVHardwarepvhardware.com
Design, manufacture, and supply advanced solar tracking systems with AI-powered control software, customized for diverse terrains and climates worldwide. |
637 | |||
| 40 |
Fujitsu Spainfujitsu.com
With over 40 years in the Spanish market, the organization provides tailored technology solutions to various sectors, offering expertise in areas such as healthcare, banking, and justice |
623 | |||
| 41 |
Teknikertekniker.es
A technology center specializing in Advanced Manufacturing, Material Engineering, and ICTs to enhance society's growth and competitiveness sustainably |
619 | |||
| 42 | 607 | ||||
| 43 |
Codewaycodeway.co
Develops category-leading consumer AI applications for mobile and web, operating with small, independent teams and leveraging proven playbooks for repeated success. |
540 | |||
| 44 |
Integraintegratecnologia.es
Technology consulting company focused on digital transformation, offering innovative solutions and strategic expertise with national presence and strong industry alliances. |
524 | |||
| 45 |
SOLTEL Groupsoltel.es
Specialized in IT and Telecommunications services, offering administration, maintenance, and technical assistance with a focus on innovation, efficiency, and customer satisfaction |
522 | |||
| 46 | 505 | ||||
| 47 |
Adsmuraiadsmurai.com
A digital marketing technology firm specializing in strategy, optimization, and automation Offers full-funnel services and partnerships with major platforms |
502 | |||
| 48 | 499 | ||||
| 49 |
Multiverse Computingmultiversecomputing.com
A deep-tech company specializing in Quantum Computing and AI, offering hyper-efficient software for various industries to gain a competitive edge |
497 | |||
| 50 |
Lefebvrelefebvre.es
Leading provider of legal information, practical tools, and innovative legaltech solutions supporting lawyers, companies, and advisers in Spain. |
495 | |||
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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.
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