Allen Overy Shearman Sterling


Serrano, 73
Madrid, 28006

+34 9 1782 9800

Key contacts:

Responsible Partner for the Tax Group in Allen & Overy in Spain: Adolfo Zunzunegui
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Quick facts:

Number of partners: 17
Number of advisors: +100
Languages: Spanish, English, French and German

At Allen & Overy, clients are at the heart of the firm's strategy and it aims to build long-term relationships where we are completely trusted to handle their most complex legal problems. As well as first-rate legal knowledge and expertise, the firm aims to bring strategic and commercial insights based on a deep understanding of their businesses. Allen & Overy's deeply rooted sector expertise allows it to understand the broader business, not just legal, issues faced by clients.

A&O in Spain is one of the country’s leading legal practices. Its lawyers have both international experience and an in-depth knowledge of the local market. The firm can leverage the resources and skills of a highly integrated worldwide network. Its office is led by 17 top-tier partners, each of whom has an exceptional track record of success and achievements across a range of industry sectors, supported by a dedicated team of experienced lawyers.

The firm's clients are its top priority and they include financial institutions, public entities, high profile Spanish companies and international corporations with interests in Spain and beyond.

As a global elite practice, Allen & Overy is at the cutting edge of international legal and commercial insights. The firm's teams are able to offer clients the support and advice needed to succeed in the changing national and global markets.

"Allen & Overy is our first-call legal firm for any bespoke situation which requires expertise, commitment and efficiency on execution."

  • Compliance management: Business model optimisation
  • Compliance management: Economic modelling
  • Corporate tax matters: Cross-border project management
  • Corporate tax matters: Restructuring
  • Corporate tax matters: Cost-sharing arrangements
  • Corporate tax matters: Transactions
  • Corporate tax matters: M&A
  • Corporate tax matters: Environmental
  • Corporate tax matters: Financial services
  • Corporate tax matters: Corporate taxes
  • Corporate tax matters: Technology
  • Corporate tax matters: Value chains
  • Dispute resolution: Audit defence
  • Dispute resolution: Audit support
  • Dispute resolution: Competition/anti-trust cases
  • Dispute resolution: Dispute resolution
  • Dispute resolution: Pre-litigation
  • Dispute resolution: Litigation
  • Dispute resolution: Arbitration
  • Dispute resolution: Controversy management
  • Dispute resolution: State aid
  • Tax advisory: Tax consulting
  • Tax advisory: International tax advisory
  • Tax advisory: US Inbound
  • Tax advisory: US Outbound
  • Indirect tax: VAT
  • Indirect tax: GST

  • Accounting
  • Agriculture
  • Automotive
  • Aviation
  • Banking
  • Construction and materials
  • Consumer goods and services
  • Energy
  • Financial services
  • Fisheries and aquaculture
  • Food and beverage
  • Forestry
  • Gaming
  • Government and public policy
  • Healthcare
  • Insurance
  • Industrials
  • Investment management
  • Natural resources
  • Mining
  • Media
  • Oil and gas
  • Pharma and life sciences
  • Real estate
  • Social infrastructure
  • Tech and telecoms
  • Shipping
  • Tourism
  • Transport
  • Utilities