Ranking tables

Corporate/M&A (International & Cross-Border) | Global

UK

The Corporate/M&A (International & Cross-Border) rankings table below has been designed to provide the most in-depth insights and reviews of the top ranked lawyers and law firms. The firms included in our rankings have been recommended by in-house counsel, other third-party experts and private practice lawyers. Our comprehensive research ensures you have all the information needed when looking to purchase legal services across UK.

All Departments profiles

1

Band 1

  1. A&O Shearman
    1
    A&O Shearman
    Corporate/M&A (International & Cross-Border)
    2025 | Band 1 | 10 Years Ranked

    With a highly-integrated network of international offices, A&O Shearman's London team is frequently identified as a standout choice to coordinate cross-border work. Offering a well-developed, full-service platform which offers consistent quality across numerous practice areas and sectors, the London office fulfils a significant role as the firm's central hub within its diverse global network. The team advises on some of the biggest and most complex cross-border deals in the market.

    In M&A, the law firm provides a full suite of services and high-end deal guidance to clients as well as expansive cross-border reach, regularly connecting with the firm's extensive network of strong offices overseas during transactions. A strong affinity with major financial services players and banks, as well as relationships with large corporates, provides the team with frequent cross-border M&A mandates and deal counsel experience. The law firm's major presence in many major economies generates a flow of inbound work and the London office is highly regarded for its project management abilities on M&A involving multiple jurisdictions.

  2. Clifford Chance LLP
    1
    Clifford Chance LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 1 | 6 Years Ranked

    Clifford Chance's London office is viewed as a powerful force in the UK market, with a leading reputation for carrying out international work across a full-service range of practice areas. The firm has significant appeal for handling cross-border work because of its impressive global network and remains a popular choice for leading sophisticated international mandates.

    The law firm has a high-quality M&A team in London which is proficient in advising global clients on complex deals, frequently coordinating outbound transactions from its UK base, as well as providing guidance to overseas companies investing in the UK. The law firm calls upon its extensive network of offices in its role as global deal counsel, offering wide-ranging support to clients in their international operations in major economies. An impressive client base includes acting as M&A adviser to major players from the banking and financial services, energy, TMT and infrastructure sectors, in addition to private financial sponsors and alternative lenders.

  3. Freshfields
    1
    Freshfields
    Corporate/M&A (International & Cross-Border)
    2025 | Band 1 | 6 Years Ranked
    A distinguished full-service law firm, Freshfields is recognised for its international mindset and its ability to lead cross-border work from its London centre. The law firm has outstanding international capabilities and can utilise widespread offices in its top-tier, integrated network, which incorporates highly-rated teams across Europe, the Middle East, the Americas and Asia-Pacific. Equally, the firm has established the 'Stronger Together' group of local firms, serving clients' needs in jurisdictions where collaboration with co-counsel is required.
  4. 1
    Latham & Watkins
    Corporate/M&A (International & Cross-Border)
    2025 | Band 1 | 6 Years Ranked
    Latham & Watkins has developed a formidable presence in the London transactional market, regularly assisting clients with transatlantic and global M&A and leveraged buyouts. The London office offers a wide skill set to clients, and regularly connects with the firm's teams across an extensive network of offices to assist clients in cross-border M&A, particularly deals spanning across the USA and Europe. It has a stellar reputation for its representation of private equity funds on substantial cross-border transactions and also offers public company expertise in the global M&A context.
  5. Linklaters
    1
    Linklaters
    Corporate/M&A (International & Cross-Border)
    2025 | Band 1 | 6 Years Ranked
    A premier UK team which regularly advises clients on multi-jurisdictional M&A, leveraging a quality internal network of offices in the world's financial centres and beyond. The London team displays great proficiency advising UK clients on Asian and European ventures and foreign clients on inbound investment into the UK. The law firm maintains excellent relationships with financial institutions and is a regular choice for UK and global banks and financial services providers on substantial cross-border transactions. Its elite clientele also includes large energy, retail and infrastructure companies.
2

Band 2

  1. Skadden, Arps, Slate, Meagher & Flom (UK) LLP
    2
    Skadden, Arps, Slate, Meagher & Flom (UK) LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 2 | 6 Years Ranked
    Skadden is renowned as a powerhouse M&A firm, with a high-performing London team that is a frequent presence on public M&A. The UK group regularly links with US colleagues and the London office acts as a key hub to connect the US to UK and European markets, offering high-end expertise to clients on high-value transatlantic M&A. The firm also offers a strong foothold in key Asian markets and the UK is integral to the firm's prominent position on global transactions in the energy, TMT, pharmaceutical and healthcare industries.
  2. Slaughter and May
    2
    Slaughter and May
    Corporate/M&A (International & Cross-Border)
    2025 | Band 2 | 6 Years Ranked
    The law firm has a premier M&A team with an epicentre of resources and operations located in its London base, frequently project-managing complex deals governed by UK law. Its stellar cohort of blue-chip corporate clients regularly chose to instruct the firm as lead counsel on complex cross-border transactions, with an emphasis on transformative M&A. Global work is typically carried out in conjunction with the firm's carefully curated network of non-exclusive relationships with firms in foreign jurisdictions, and the firm regularly coordinates this group while acting as lead global deal counsel to UK clients in their outbound investments. Inbound investment is also a frequent element of work for the M&A group, which benefits from its international network, with foreign clients from the USA and Asia investing in and acquiring UK organisations.
3

Band 3

  1. Baker McKenzie
    3
    Baker McKenzie
    Corporate/M&A (International & Cross-Border)
    2025 | Band 3 | 6 Years Ranked
    Baker McKenzie offers one of the most expansive and established international footprints in the legal industry and its global reach is frequently referenced by multinational clients as one of its primary assets. The London office acts as an important hub of lawyers with international experience and expertise across multiple areas, offering a full-service scope. The firm enjoys an excellent reputation for its international and cross-border capabilities and is often praised for the smooth execution and collaboration clients experience across the firm's network.
  2. Herbert Smith Freehills
    3
    Herbert Smith Freehills
    Corporate/M&A (International & Cross-Border)
    2025 | Band 3 | 6 Years Ranked
    The law firm's London M&A team has a robust reputation for covering the Asia-Pacific region and links well with the firm's strong presence and expertise in Australia. It also features strongly pan-European work, utilising an extensive network of full-service offices across the continent to support clients in core M&A matters and secondary topics. The London practice demonstrates full-service capabilities and deep industry knowledge in the fields of energy, natural resources and infrastructure and is highly proficient advising clients in investments into global projects, including in Africa, the Middle East and Latin America.
  3. Simpson Thacher & Bartlett LLP
    3
    Simpson Thacher & Bartlett LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 3 | 6 Years Ranked
    Combining a well-established London team with a top-tier New York practice, Simpson Thacher & Bartlett is renowned for handling complex cross-border work with a strong focus on transactional mandates. The UK team is primarily responsible for the firm's work and clients across Europe as well as working in conjunction with lawyers in the firm's principal hub of resources in New York, which means it is chiefly engaged on high-value international work.
  4. Weil, Gotshal & Manges (London) LLP
    3
    Weil, Gotshal & Manges (London) LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 3 | 6 Years Ranked
    Weil, Gotshal & Manges has forged an excellent reputation internationally through a global platform principally built around its transactional capabilities. The law firm's primary headquarters in New York and its impressive London base both act as important global hubs and are coupled with a far-reaching network of offices which extends across the USA and Europe, with Asian operations run from China. All the law firm's offices have a principal focus on advising international banks, large multinational corporations and private equity funds. The firm typically offers strength in cross-border finance, restructuring, high-end M&A and tax across its platform.
  5. White & Case LLP
    3
    White & Case LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 3 | 6 Years Ranked
    White & Case provides clients with an impressive global platform. The UK team handles high-end, complex mandates and works seamlessly with other offices in its expansive network across the Americas, EMEA and Asia-Pacific. The team offers a full-service practice in London with notable transactional capabilities and a particularly high standing in finance and capital markets work, which has made the team an appealing option for numerous international banks. By remaining highly tuned to the needs of all international clients, it is a popular choice for global operations.
  6. Kirkland & Ellis International LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 3
4

Band 4

  1. Ashurst
    4
    Ashurst
    Corporate/M&A (International & Cross-Border)
    2025 | Band 4 | 6 Years Ranked
    The bulk of the firm's M&A expertise is centred in its London office, from which it regularly links up with its internal network to provide cross-border transactional support. The London team predominantly acts as the lead for UK clients in their outbound investments, as well as being the recipient of inbound mandates from overseas. The law firm's full-service offering and industry specialisms are brought to bear for clients in global M&A work, where it performs particularly well in global energy transactions emanating from the UK, as well as those involving investment funds and financial services providers.
  2. CMS
    4
    CMS
    Corporate/M&A (International & Cross-Border)
    2025 | Band 4 | 6 Years Ranked
    Regarded as a highly-capable global practice, CMS provides a comprehensive service to international clients in areas such as M&A, dispute resolution and banking and finance. The sector-oriented London team exhibits real strength advising clients from the energy, insurance, technology and life sciences spaces. Cross-border mandates are often coordinated from the UK, but the firm also stands out for its excellent network of offices throughout continental Europe, which is strengthened by its presence in Asia, Africa and Latin America.
  3. Davis Polk & Wardwell LLP
    4
    Davis Polk & Wardwell LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 4 | 5 Years Ranked
    The team in London regularly advises clients on complex and high-profile multi-jurisdictional transactions. Its practitioners have extensive experience in issues such as acquisitions, dispositions, mergers and joint ventures, working collaboratively with colleagues across the globe. The firm maintains strong sector expertise and is experienced in handling matters involving multinational corporations in the food and beverage, retail and technology sectors, among others.
  4. DLA Piper LLP
    4
    DLA Piper LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 4 | 6 Years Ranked
    A law firm frequently endorsed for its geographic reach, DLA Piper is highlighted by sources as delivering an integrated approach to an array of transactional and contentious proceedings. Across its network, the firm has a strong commitment to sector groups and industry-focused expertise, with retail, pharmaceuticals and technology representing key areas of focus.
  5. Hogan Lovells
    4
    Hogan Lovells
    Corporate/M&A (International & Cross-Border)
    2025 | Band 4 | 6 Years Ranked
    Hogan Lovells represents international clients across its full-service scope, providing an excellent cross-border service for a range of contentious, transactional and regulatory work. The London team remains a central contributor to the law firm's worldwide success and frequently coordinates cross-border work. It has particularly close ties to the firm's European offices as well as forming an effective team with the law firm's lawyers in other key jurisdictions throughout the USA, Asia, Australia, the Middle East and Africa.
  6. Sullivan & Cromwell LLP
    4
    Sullivan & Cromwell LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 4 | 6 Years Ranked
    The law firm's elite global status ensures the London team acts for numerous multinational clients and institutions in high-end M&A advisory work, often collaborating with colleagues in foreign jurisdictions on large public deals. The team is a top choice for investment banks and corporates on transformative M&A, particularly when there is a US aspect, and is recognised for collaborating with its stellar New York office on substantial transatlantic transactions.
  7. Cleary Gottlieb Steen & Hamilton LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 4
  8. Macfarlanes LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 4
5

Band 5

  1. Dechert LLP
    5
    Dechert LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5 | 6 Years Ranked
    The law firm's London M&A team provides clients with strong experience advising on multi-jurisdictional M&A. Clients in the UK benefit from the law firm's presence and capabilities across a variety of jurisdictions globally, including in its US base. The UK team displays proficiency acting for clients from a range of industry sectors in cross-border M&A, both in leading UK outbound work and advising on foreign investment. The firm has a solid reputation for its strong global antitrust practice, which is often leveraged by the London M&A team for the benefit of clients.
  2. Dentons
    5
    Dentons
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5 | 6 Years Ranked
    The London office plays a key role in the law firm's international M&A and the team is a major hub for transatlantic and pan-European deals as well as other global M&A governed by UK law. The firm's 'one-stop shop' approach provides a full global service to UK clients, offering wide-ranging expertise in London and far-reaching local law capabilities to call upon in cross-border M&A. The team enjoys a robust reputation for advising on international M&A related to infrastructure projects, frequently collaborating with corporate teams within the extensive Dentons network. It is also repeatedly chosen by clients on multi-jurisdictional matters which have heavy global due diligence requirements.
  3. Eversheds Sutherland
    5
    Eversheds Sutherland
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5 | 6 Years Ranked
    The team offers an attractive solution for UK clients looking to embark on multi-jurisdictional M&A which requires capabilities across the various regulatory and compliance areas associated with a cross-border transaction. Likewise, the firm is adept in providing UK law advice to clients overseas investing in the UK or British companies that are the targets of foreign investment. An emerging market presence in addition to offices in key financial centres globally gives the London team a wealth of resources at its disposal to utilise for clients. Frequently mandated to advise on deals across industries, the team has notable expertise acting on M&A in the technology, energy and retail sectors.
  4. Gibson, Dunn & Crutcher LLP
    5
    Gibson, Dunn & Crutcher LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5 | 1 Years Ranked

    Gibson, Dunn & Crutcher is an international firm with strong US foundations. Its offices across Los Angeles, Washington, D.C. and New York play vital coordinating roles in multi-jurisdictional proceedings, supported by strategically-located teams in Europe, Asia and Latin America. Clients also benefit from Gibson Dunn’s sharp sector focus; its practitioners are accustomed to advising tech giants and energy multinationals on complex global mandates.

    The team in London is able to handle complex cross-border transactions, including high-profile M&A and joint ventures. The firm has a strong presence in the USA market and the UK team collaborates well with their colleagues across the Atlantic to offer a seamless experience. The firm works with an impressive client base that includes leading technology companies and energy entities.

  5. Jones Day
    5
    Jones Day
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5 | 6 Years Ranked
    Jones Day offers renowned cross-border capabilities to international clients for a mixture of transactional and contentious matters. The London team is particularly seen working in conjunction with the firm's US-based teams and also gives clients access to a broad global presence spanning across Europe, Latin America, the Middle East and the Asia-Pacific region. While offering a broad practice in London, M&A transactions, civil fraud and corporate litigation are key areas of the UK team's international activity.
  6. 5
    Norton Rose Fulbright
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5 | 6 Years Ranked

    Norton Rose Fulbright has an extensive network of offices distributed throughout North and Latin America, Europe, the Middle East and Africa, and the Asia-Pacific region. The law firm is structured in alignment with global industry sectors, which, combined with the geographic spread of its lawyers, makes it a popular choice for global clients seeking a full-service offering. It focuses on building teams with sector-specific multi-jurisdictional expertise to meet the needs of clients with global businesses.

    London serves as a key hub for the law firm's global M&A operations and is the centre of many of the firm's largest corporate transactions and relationships. The UK team commonly handles cross-border M&A in the energy, infrastructure, financial services and life sciences sectors, and is well set up to guide clients' investments into emerging economies.

  7. Simmons & Simmons LLP
    5
    Simmons & Simmons LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5 | 6 Years Ranked
    London is the centre of the firm's M&A resources, where its strong relationships with asset management and financial services clients often give rise to cross-border M&A instructions. The London team operates a combined approach for clients in relation to international transactions, utilising the firm's extensive global internal network and collaborating with a group of quality M&A firms in secondary and emerging markets. Its clients benefit from close ties with chosen partner firms in the USA for transatlantic deals and several active corporate teams across Europe and Asia in multi-jurisdictional M&A, with the London team predominantly taking a lead role and coordinating matters.
  8. Bryan Cave Leighton Paisner LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5
  9. Osborne Clarke LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5
  10. Travers Smith LLP
    Corporate/M&A (International & Cross-Border)
    2025 | Band 5