These Spanish legal services companies include large, established firms and some younger companies. Autónomo, with over 66,000 employees, specializes in LOPD compliance and data protection. Garrigues is an international team of legal and tax experts, while Uría Menéndez is an international law firm focusing on Iberian and Latin American markets. Pérez-Llorca provides legal advice to national and international clients, and ECIJA offers full-service legal assistance across multiple countries.
The data shows a strong concentration of legal services companies in the capital, Madrid, with many firms having their headquarters there. Other cities like Barcelona, Valencia, and Salamanca also host significant legal entities, indicating a broad distribution of legal expertise across Spain.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |  |
5,728 | |||
| 2 |
Garriguesgarrigues.com
An international team of legal and tax experts providing top-quality services with commitment to ethics and innovation, helping businesses in various countries |
2,990 | |||
| 3 |
OTRA COSAgp-grup.com
Specialized expert judicial cabinet providing a wide range of expert opinions and reports across various disciplines in Spain Skilled judicial experts available nationwide |
1,415 | |||
| 4 |
Uría Menéndezuria.com
International law firm with nearly 600 lawyers across 11 offices, specializing in Iberian and Latin American markets, collaborating globally. |
1,213 | |||
| 5 | 928 | ||||
| 6 |
Pérez-Llorcaperezllorca.com
A leading law firm in Spain, providing quality legal advice to national and international clients across various jurisdictions, with offices in major global cities |
825 | |||
| 7 |
Parliament of Uganda
A legal services company located in Madrid, Spain, providing services related to the Parliament of Uganda |
719 | |||
| 8 | 666 | ||||
| 9 |
LEGÁLITASlegalitas.com
Legalitas provides legal advice to individuals, self-employed individuals, and businesses, offering personalized and economical services through a team of over 250 experienced lawyers |
616 | |||
| 10 |
TECNOTRAMIT, SLtecnotramit.com
With over 20 years of experience, the team specializes in mortgage and asset management, BPO outsourcing, and legal advice services in Spain and Portugal |
573 | |||
| 11 | 536 | ||||
| 12 |
Ramón y Cajal Abogadosramonycajalabogados.com
A leading legal firm in Spain offering advice to businesses and individuals with a team of over 150 lawyers across Madrid and Barcelona |
472 | |||
| 13 |
Andersen in Spaines.andersen.com
The company provides independent legal and tax services globally through Andersen Global, avoiding conflicts of interest and ensuring seamless client coordination |
470 | |||
| 14 |
Tirant lo Blanchtirant.com
The company publishes specialized books in Social Sciences, provides training, offers legal databases and technological tools, and operates in multiple countries |
417 | |||
| 15 |
Ajuntament de Badalonabadalona.cat
Local government administration services in Badalona, focusing on municipal operations and governance within the city |
393 | |||
| 16 |
Martínez-Echevarría Lawyersmartinezechevarria.com
Established in 1983, this professional law firm prioritizes quality and commitment to client objectives With over 325 professionals, they serve both corporate and individual clients in Spain and Portugal |
385 | |||
| 17 |
CECA MAGÁN ABOGADOScecamagan.com
We are a leading legal firm specializing in corporate legal advice with 170 professionals, offering expertise in various legal areas internationally |
337 | |||
| 18 |
BROSETAbroseta.com
Leading law firm committed to providing excellent services to clients, with offices in Madrid, Valencia, Lisbon, Zürich, and a network of collaborators worldwide |
333 | |||
| 19 |
WLW | Women in a Legal Worldwomeninalegalworld.com
Nonprofit organization for influential professional women in the legal sector, working to transform the environment for equal opportunities and success for all professionals. |
307 | |||
| 20 |
DESPACHO JURIDICO EMILIO GUTIERREZemiliogutierrezabogado.es
We are specialized civil lawyers in civil liability, insurance, and administrative law, offering legal services in civil litigation, contracts, and advisory work |
178 | |||
| 21 |
Lener Asesores legales y económicoslener.es
A team of lawyers and economists providing legal and economic advice to companies, specializing in restructuring, refinancing, venture capital, and insolvency proceedings Operating internationally |
163 | |||
| 22 | 153 | ||||
| 23 |
ZELSIORzelsior.es
Legaltech company specializing in process management services Offering efficient and high-quality debt recovery solutions through advanced technology and specialized professionals |
146 | |||
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. | |||||
| 24 |
Devesadevesa.law
Specialized legal firm focused on business law, providing excellent legal and tax services to companies, investors, and institutions to add value |
103 | |||
| 25 | 81 | ||||
| 26 |
Gentile Lawlinktr.ee
An international law firm specializing in Tax, Corporate, and Immigration Law Comprised of top lawyers offering excellence, loyalty, and trust |
21 | |||
| 27 |
Fdez Criado Lawyersfcabogados.info
Specialized lawyers in regulatory compliance focusing on protecting personal data, preventing money laundering, and reducing criminal risks for companies |
18 | |||
| 28 |
BARCELONA EXTRANJERÍA ABOGADOS, SLPbarcelonaextranjeria.com
The company provides legal services for migrants, expats, and businesses relocating talent to Spain, specializing in visas, residence permits, and intra-corporate transferees |
11 | |||
| 29 |
IF Assessorsif-assessors.es
Spanish business consultancy providing tax, accounting, labor, and legal services for companies and professionals with experience in the sector since 1994. |
10 | |||
| 30 |
BRESSERS LAWbresserslaw.com
A trusted international law firm specialized in Real Estate, Corporate Law, Tax, Civil, and Private International Law for various international clients |
8 | |||
| 31 |
Bufete Mañá-Krier-Elvirabmk.es
An international law firm with over 50 years of experience, providing personalized legal services to foreign clients and small to multinational companies |
8 | |||
| 32 |
Mapp Law Chambersmapplawchambers.com
A premier multinational law firm specializing in cross-border legal solutions, with expertise in Indian, Spanish, and international law for businesses expanding in India and Spain |
7 | |||
| 33 |
CONCHEIRO ABOGADOSconcheiroabogados.com
Specialized boutique legal firm providing services in Corporate Law, M&A, Tax Planning, Maritime Law, Intellectual Property, Technology, Competition Law, Administrative Law, Urban Planning, and Economic Criminal Law |
6 | |||
| 34 |
Cumplimiento Normativo Corporativoobservanza.es
Specialized in corporate compliance, offering expert services in commercial law, compliance, anti-money laundering, and personal data protection since 2015 Providing high-quality tailored solutions |
5 | |||
| 35 |
MCA Consultores y Abogadosmcaconsultores.com
Specialized consultancy in privacy, compliance, and digital law Provides training, DPO services, and assistance in implementing measures to comply with legislation and prevent risks |
4 | |||
| 36 |
3C Compliance, S.L.3ccompliance.com
The company offers guidance on compliance with legal regulations through the implementation of corporate compliance programs tailored to each company's needs |
4 | |||
| 37 |
EX24 | Legalextranjeria24h.com
Specialized law firm providing personalized immigration legal services focused on international mobility, visas, taxes, and innovative solutions. |
4 | |||
| 38 |
Leegaltechleegaltech.com
A leading legal firm in compliance, offering innovative technological solutions for corporate compliance, data protection, privacy, and e-learning training |
4 | |||
| 39 |
OCTALIAoctalia.es
Expert consultancy services for data protection law adaptation, information society services compliance, and implementation of criminal regulatory frameworks for corporate legal security. |
4 | |||
| 40 |
Actividad Preventivaactividadpreventiva.com
Specialized in compliance audits, this company within Maestranza Consultores group focuses on risk management, including occupational safety, compliance policies, and data protection |
3 | |||
| 41 |
SMC COMPLIANCEsmccompliance.com
Specialized firm providing comprehensive legal advice for companies, compliance programs (penal and corporate), and multidisciplinary support for legal, audit, and IT matters |
3 | |||
| 42 |
ROSORTA abogadosrosorta.com
Specialized law firm in Immigration Law and solutions for international hiring procedures and mobility of highly skilled professionals for businesses |
2 | |||
| 43 |
Despacho Gilberto Atencio. Abogados - Lawyersgilbertoatencio.com
As a legal firm, we provide specialized consulting services in Immigration, International Taxation, and Corporate Law, offering personalized and online assistance worldwide |
2 | |||
| 44 |
DPO CONSULTORES S.C.P.dpoconsultores.com
Specialized company helping entrepreneurs and professionals comply with data protection and money laundering regulations, improving their image and avoiding penalties Customer safety is top priority |
2 | |||
| 45 |
SoftwareLOPDsoftwarelopd.com
A platform created by legal and IT professionals to streamline compliance with data protection laws, providing personalized support, updates, and legal assistance nationwide |
2 | |||
| 46 |
GESTIONA ABOGADOSprotecciondatoscertificado.es
The company offers a wide range of services including advising on data protection regulations, creating support documentation, evaluating data treatments, and managing security breaches |
2 | |||
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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