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Quick facts
Number of advisers

700

Languages

Spanish, English, Catalonian, French

Key practice areas
General corporate tax
Indirect tax
Private client
Tax
Tax controversy
Transactional tax
Transfer pricing
Firm overview

Deloitte Abogados y Asesores Tributarios, S.L.U. (Deloitte Legal) represents the Tax and Legal practice of the Firm. With a team of 750 professionals across 13 offices in Spain, we provide a comprehensive range of fully integrated and multidisciplinary tax and legal services. Our approach combines vision and innovation with specialized expert knowledge in a multitude of industries with the aim of helping companies to excel globally. 

With over 44,000 tax professionals across 169 countries, our global expertise allows us to seamlessly collaborate on both domestic and cross-border matters, making sure that our clients receive tailored, high-quality advice wherever they need it.

Our Tax practice in Spain, led by partner Juan Ignacio de Molina, comprises 460 specialists organized into three key areas: Transfer Pricing, M&A Tax and Business Tax. Within the Business Tax area, we have specialized team in International Tax, Global Employer Services, Gi3 (Global Investment and Innovation Incentives), Indirect Tax, Innovation, and Environmental, Social, and Governance (ESG) specialists.
We take an end-to-end approach, providing support throughout the entire lifecycle of tax solutions—from strategy and design to implementation and operation. Our services include advanced tax technology solutions to optimize tax processes, governance, and risk management, ensuring efficiency and compliance for our clients.

Our structure combines technical specialization with a sector-focused approach, enabling us to develop deep industry knowledge. This model fosters continuous interaction and knowledge-sharing with professionals across Deloitte’s business lines in several industries such as Energy, Financial Services & Banking, Infrastructure, Real Estate, and TMT (Technology, Media & Telecommunications).
Our commitment to excellence, combined with deep industry knowledge and global reach, positions Deloitte Legal Spain as a leader in the Spanish tax advisory landscape as ITR proved with its “Tax Advisory Firm of the Year” several times.

Key Tax practice areas

Compliance management

  • Business model optimisation
  • Economic modelling
  • Policy design
  • IP management
  • Technology services

Corporate tax matters

  • Cross-border project management
  • Restructuring
  • Cost-sharing arrangements
  • APAs
  • Transactions
  • M&A
  • Financial services
  • Corporate taxes
  • Technology
  • Cryptocurrency
  • Value chains

Dispute resolution

  • Audit defence
  • Audit support
  • Competition/anti-trust cases
  • Dispute resolution
  • Pre-litigation
  • MAPs/ADRs
  • Litigation
  • Arbitration
  • Controversy management
  • State aid

Tax advisory

  • Tax consulting
  • International tax advisory

Indirect tax

  • VAT
  • GST
  • Customs
  • Supply chains
Sector expertise
  • Accounting
  • Automotive
  • Aviation
  • Banking
  • Construction and materials
  • Consumer goods and services
  • Energy
  • Financial services
  • Food and beverage
  • Gaming
  • Government and public policy
  • Healthcare
  • Industrials
  • Insurance
  • Investment management
  • Media
  • Natural resources
  • Pharma and life sciences
  • Real estate
  • Tech and telecoms
  • Tourism
  • Transport
  • Utilities
Address:
Plaza Pablo Ruiz Picasso 1
Madrid, 28020
Tel:+34 91 582 0900 Email:Contact Us Web Address:https://www2.deloitte.com/es/es/pages/legal/topics/legal.html

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2027 Edition
General corporate tax
46 firms ranked
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Indirect tax
24 firms ranked
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Tax controversy
30 firms ranked
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Transactional tax
39 firms ranked
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Transfer pricing
28 firms ranked
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Linked Reviews
Tax
Deloitte Legal Spain is an expansive practice comprising 817 professionals across 13 offices in Spain. Service lines are delineated by M&A, transfer pricing, indirect tax, international tax and global employer services, Gi3 (Global Investment and Innovation Incentives).
Services cover a cross-border scale with decorated tax advisory provision on the market. Key practitioners are Juan Ignacio de Molina (head of Tax practice in Deloitte Legal), Cayetano Olmos (General Tax Advisory), Pablo Esteban (Transactional Tax), Marcos Río (Indirect Tax), Jon Díaz de Durana (International Tax Advisory) and Guillermo Osácar (Transfer Pricing).
The firm provided structuring tax and due diligence advice in relation to the acquisition of Idealista by Cinven, valued at approximately US$3.1 billion is one of the largest purchases of a company in the online real estate classifieds sector in Spain.
Client feedback

“Knowledge of the business on top of tax expertise.”
20 results20 results
The big four firm allegedly reviewed backdated documents and signed off on accounts that removed hundreds of millions of dollars of Abramovich’s assets
Death, taxes and Deloitte hoovering up trophies at an ITR awards night. Isn’t that the saying?
Awards
It was another banner year for Deloitte, which picked up more awards than any other firm at a gala ceremony held at The Londoner in Leicester Square
Ethics seems to be playing a subservient role to an entitlement culture borne out of a pervasive ‘revenue at all costs’ mentality at the big four
Tom Goldstein’s attempt to overturn his tax conviction was shot down; in other news, Deloitte promoted several tax partners in Italy
The big four spin-off firm becomes Taxand’s second UK member; in other news, Haynes Boone launched a UK tax practice
Following Richard Houston’s switch to the newly formed Deloitte EMEA, Graves has the opportunity to bring Deloitte’s tax practice up to speed with its rivals
Darren Graves will succeed Richard Houston, who is set to lead Deloitte EMEA; in other news, Morgan Lewis hired a three-partner tax team in New York
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