These are large and mid-sized accounting and professional services firms in Spain. They offer audit, tax, legal, and business advisory services to a range of clients. KPMG España, with 5,523 employees, and PwC España, with 3,761 employees, are among the largest. Other notable firms include AUREN, which specializes in advanced audit and advisory, and BDO Spain, a global professional services provider.
The majority of these firms are headquartered in Madrid, indicating a concentration of the professional services sector in the capital. Companies like Grant Thornton España and RSM Spain also have a significant presence, providing comprehensive services across the country. Many of these firms are part of larger international networks, combining global reach with local expertise.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
KPMG Españakpmg.com
Professional services firm providing audit, tax, legal, financial, and business advisory with global expertise and local market knowledge. |
5,523 | |||
| 2 |
PwC Españapwc.es
Provides audit, tax, legal, consulting, and transaction services across Spain, helping businesses navigate change and build trust. |
3,761 | |||
| 3 | 1,165 | ||||
| 4 | 1,003 | ||||
| 5 |
PKF Attestpkf-attest.es
A leading professional services firm in Spain, part of PKF International Network, with over 600 professionals and 11 offices across the country |
904 | |||
| 6 |
Grant Thornton Españagrantthornton.es
Leading global professional services provider, specializing in Audit, Business Consulting, Technology & Innovation, Tax, Legal, Financial, Labor, and Outsourcing services. |
880 | |||
| 7 |
Forvis Mazars in Spainforvismazars.com
An international firm providing audit, consulting, legal, and tax advisory services, committed to helping clients and professionals succeed while promoting trust and responsibility |
640 | |||
| 8 | 574 | ||||
| 9 |
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 | |||
| 10 |
Afianzaafianza.es
A team of 450+ professionals in Spain providing expert advice to businesses, focusing on adding value and promoting growth through tailored services |
463 | |||
| 11 |
Auren Internationalauren.com
Firm provides audit, consulting, tax, legal, and corporate finance services for organizations' sustainable development, offering solutions with experienced teams. |
461 | |||
| 12 |
Baker Tilly España
A national business advisory firm offering audit, tax, legal advice, accounting, and management services to SMEs and multinational companies globally |
455 | |||
| 13 |
CE Consulting Empresarialceconsulting.es
CE Consulting Empresarial is a leading network of over 150 national and international consulting firms in Spain, providing fiscal, labor, accounting, legal services, and support for franchisees |
448 | |||
| 14 |
Adlanteradlanter.com
The company offers comprehensive business support through expert divisions in tax, labor relations, accounting, international mobility, recruitment, and consulting services |
431 | |||
| 15 |
Crowe Spaincrowe.es
Global professional services provider with presence in over 150 countries and 40,000 professionals Offers tailored solutions combining international expertise with local knowledge |
405 | |||
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. | |||||
| 16 |
Estudio Contableestudio-contable.es
A consultancy in Estepona providing comprehensive tax, accounting, labor, and financial advice for businesses, as well as personalized services for entrepreneurs and individuals |
361 | |||
| 17 |
Auxadiauxadi.com
Provides accounting, tax, payroll, transfer pricing, and corporate legal services globally, helping clients with international expansion through a multi-country IT platform and methodology. |
320 | |||
| 18 |
Kreston Iberauditkreston.es
A professional firm specializing in audit and consultancy services for medium to large companies, expanding geographically with a global network |
284 | |||
| 19 |
TAX Economistas y Abogadostax.es
A group of 50 professionals with over 35 years of experience providing personalized tax, legal, accounting, auditing, and insurance services to businesses of all sizes |
278 | |||
| 20 |
SORECOsoreco-group.com
Specialized accounting and legal consulting for French and foreign companies investing and operating in Spain, Portugal, and Italy. |
126 | |||
| 21 |
ANADEanadeconsultoria.com
ANADE is a specialized firm in labor, tax, accounting, and commercial advisory services, offering comprehensive multidisciplinary solutions to clients' business needs |
103 | |||
| 22 |
ILV SILVER | Deal & Business Advisoryilvsilver.com
Professional services firm in Spain offering audit, accounting, tax, legal services Specializes in transaction, due diligence services for business acquisitions Focus on partner-led business advisory |
80 | |||
| 23 |
ROSCLARrosclar.com
Professional consultancy offering expertise in payroll, accounting, tax, trade law, and other services (eg audits, data protection) to help businesses manage efficiently |
69 | |||
| 24 |
Auditores y Consultores del Suraycsur.com
Founded in 1990, this company in Seville offers high-quality auditing and financial consulting services, tailored to each client's specific needs Stay connected for updates |
43 | |||
| 25 |
GNL Russell Bedford Auditorsgnlrussellbedford.es
GNL is a multidisciplinary firm providing accounting, tax, and mercantile services to SMEs and professionals, emphasizing personalized, rigorous, and value-driven partnership for business success |
35 | |||
| 26 | 33 | ||||
| 27 |
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 | |||
| 28 |
Protelum Consultoríaprotelum.es
A consultancy firm specializing in providing premium and exclusive global services to businesses and self-employed individuals with a personalized approach |
9 | |||
| 29 |
BXC Advisorsbxcadvisors.com
A global consulting firm specializing in immigration, tax, accounting, and labor advice, addressing administrative migration issues effectively and rapidly |
7 | |||
| 30 |
Integral Asesoresintegralasesores.es
Specialized firm providing comprehensive advisory services to private sector companies in tax, accounting, legal areas for optimal results with professional support |
6 | |||
| 31 |
GESAD SOCIEDAD DE GESTION SLPgesadsl.com
Administrative management agency specializing in companies, taxes, and inheritance matters, well-established and reputable in the sector |
4 | |||
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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 11, 2026.
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