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City scape of Madrid during the day
City scape of Madrid during the day


Allen & Overy opened the Madrid office in 1991, at a time when the sophistication of the Spanish market, which reflected a simultaneous growth in the country's economy, required a quality focus, with national excellence and international reach.

Over the last 30 years, Allen & Overy has become one of Spain’s leading legal practices, providing high quality and innovative advice to steer complex transactions to a successful conclusion.

Based in Madrid, our lawyers have both international experience and an in-depth knowledge of the local market. We can leverage the resources and skills of a highly integrated worldwide network. Our office is led by 17 top-tier partners, each of whom has an exceptional track record of success and achievement across a range of industry sectors, supported by a dedicated team of experienced lawyers.

Our clients are our 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. Our teams are able to offer our clients the support and advice needed to succeed in the changing national and global markets.

Our office


News and insights

Europe flags in front of ECB building

Publications: 01 December 2023

Regulatory monitoring: EU version

Our monthly regulatory newsletter monitors all relevant developments regarding European regulatory law in English language.

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Telecommunication mast TV antennas with blue sky in the morning

News: 02 November 2023

A&O advises on financing for EUR5bn acquisition of Vodafone Spain by Zegona

Allen & Overy has advised Deutsche Bank, ING and UniCredit as bookrunners and underwriters in connection with the debt financing for the EUR5 billion acquisition of Vodafone Holdings Europe, S.L.U.…

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Aerial view of a busy road intersection

Publications: 12 October 2023

Substance requirements: an international overview

Tax substance is a crucial factor for cross-border investment structures, especially in light of increased scrutiny and transparency from tax authorities and regulators. Are your cross-border…

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The silhouette of an electricity transmission pylon

News: 04 October 2023

Allen & Overy advises on the EUR1.2 billion multi-jurisdictions financing for Phoenix Tower International

Allen & Overy has advised the banking syndicate (arrangers, lenders and hedging banks) on the setting up of a new EUR1.2 billion financing in Europe for Phoenix Tower International.

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We provide a broad range of sophisticated legal services, while being fully integrated within the Allen & Overy network to meet the global needs of our clients.

Media contact

Patricia Razquin
Patricia Razquin

Head of Marketing and Strategy


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