
Clifford Chance‘s corporate and M&A practice has a longstanding reputation for handling a variety of complex, cross-border transactions, including M&A, joint ventures, and divestments, as well as reorganisations, investments, and disposals. Alongside its transactional capabilities, the group frequently advises household names from the telecoms, sports and entertainment, and energy sectors on commercial agreements, corporate contracts, and corporate disputes. At the helm of the department is Luis Alonso, who is sought after for his ’experience, critical analysis skills, and strategic vision’ in M&A, takeovers, and joint ventures. Jaime Velázquez is a key point of contact for clients from regulated sectors, while Javier Amantegui and Samir Azzouzi are well-regarded for their leveraged buyout expertise. Leading the Barcelona office, Guillermo Guardia is well equipped to lead on multijurisdictional M&A and private equity deals.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Sector knowledge
Client satisfaction: NPS ®
Testimonials
Collated independently by Legal 500 research team.
- ‘What makes them unique is their ability to quickly grasp complex situations and businesses, taking a long-term view and providing strategic advice.’
- ‘Luis Alonso is our key partner and the main reason we repeatedly use Clifford. Luis embodies the experience, critical analysis skills, and strategic vision, qualities that set him apart from other lawyers.’
- ‘The team has a strong knowledge of the sector and a depth of expertise.’
- ‘Samir Azzouzi is a great professional, with strong commercial acumen.’
- ‘A technically skilled team in renewables, with strong negotiation skills based on their previous experience.’
- ‘Guillermo Guardia stands out because he has the ability to propose very specific and pragmatic solutions. Relationship with certain counterparties isn't easy, and he always knows how to respond.’
Key clients
- ACS
- Cellnex
- Iberdrola
- Telefónica
- Airbus
- Banco Santander
- Real Madrid C.F.
- F.C. Barcelona
- European Super League Company
- Galp
- Cinven
- Sixth Street
- Norges Bank
- Fresenius
- Ardian
- A22 Sports Management
- Abanca
- Banca March
- Arjun Infrastructure Partners
- Athletic Club de Bilbao
Work highlights
Acting for European Super League Company and A22 Sports Management in all contractual arrangements.
Advised Ardian on its agreement to acquire a combined stake of 37.62% in Heathrow Airport in London, alongside The Public Investment Fund of Saudi Arabia (PIF), from Ferrovial and certain other shareholders in Heathrow.
Advising idealista and its shareholders on the sale of a majority stake in to Cinven.
Lawyers
Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Practice head
Luis Alonso
Other key lawyers
Jaime Velázquez; Javier Amantegui; Guillermo Guardia; Samir Azzouzi; Pablo Murcia; Pablo Hernández



