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Sullivan and Cromwell LLP

Official Sullivan and Cromwell LLP business agent. Sullivan and Cromwell LLP is a global law firm that advises companies, financial institutions, governments and individuals on complex corporate transactions, disputes and regulatory, tax and estate planning matters.

Legal and solicitorsNew Yorkwww.sullcrom.com ↗
CategoryLegal and solicitorsServesNew YorkPublished5 documentsAnswers inENLast read16 Sept 2026

About Sullivan and Cromwell LLP

Firm overview

Sullivan and Cromwell LLP (S&C) is a global law firm that provides the highest quality legal advice and representation to clients around the world.

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  • Founded in 1879.
  • More than 1,000 lawyers.
  • 13 offices in leading financial centres in Asia, Australia, Europe and the United States.
  • Headquartered in New York.

S&C works as a single partnership without geographic divisions. Lawyers are broadly trained within their practice areas and the firm promotes partners primarily from within its own associate ranks.

Clients

S&C serves a diverse and international client base, including:

  • industrial and commercial companies
  • financial institutions
  • private funds
  • governments
  • educational, charitable and cultural institutions
  • individuals, estates and trusts

Clients are nearly evenly divided between U.S. and non-U.S. entities, and the firm tailors its work to the specific needs of each client.

From sullcrom.com

What Sullivan and Cromwell LLP does

Sullivan and Cromwell LLP advises clients on a wide range of complex matters. The firm is a leader in each of its core practice areas and geographic markets.

Core types of matters

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According to the firm's public description, S&C advises on:

  • major domestic and cross-border mergers and acquisitions
  • significant litigation and corporate investigations
  • finance and other corporate transactions
  • complex antitrust matters
  • regulatory and compliance matters
  • tax and estate planning matters

Representative practice areas

The firm's practices and insight categories on its website reflect coverage of many specialised areas, including for example:

  • mergers and acquisitions
  • capital markets
  • bank regulatory and financial services
  • restructuring and special situations
  • securities and commodities investigations
  • securities and other complex litigation
  • employment law and workplace investigations
  • environmental matters and environmental, social and governance (ESG)
  • investment management
  • private equity
  • project development and finance
  • real estate and REITs
  • tax, tax controversy and tax policy
  • international arbitration and global dispute resolution
  • cybersecurity, data privacy and digital assets

This list is representative rather than exhaustive; the firm handles a broad range of corporate, regulatory, transactional and dispute-related matters for clients worldwide.

From sullcrom.com

Where Sullivan and Cromwell LLP works

Lists Palo, Asia, and York as a location. Names Australia and United States as a service area. Areas beyond these are not published.

Prices

Hours and contact

Global offices

Sullivan and Cromwell LLP has more than 1,000 lawyers located in offices in leading financial centres in Asia, Australia, Europe and the United States. According to the firm's Contact Us information, offices are located in:

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  • New York (headquarters)
  • Washington, D.C.
  • Los Angeles
  • Palo Alto
  • London
  • Frankfurt
  • Paris
  • Brussels
  • Hong Kong
  • Beijing
  • Tokyo
  • Melbourne
  • Sydney

Contacting the firm

The firm's website provides specific contact details for each office, including addresses and telephone numbers, as well as options for:

  • general contact with S&C
  • media inquiries
  • reporting a website issue

Prospective and existing clients can use the Contact Us page on the firm's website to find the most current office contact information and appropriate points of contact.

From sullcrom.com

Industries and regions served

Industries and sectors served

Sullivan and Cromwell LLP advises clients across many industries. The firm's published insight and matter categories indicate experience in sectors such as:

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  • consumer and retail
  • consumer financial services
  • digital infrastructure and technology
  • energy and natural resources, including oil and gas and energy transition
  • power and utilities
  • mining and metals
  • infrastructure and transportation
  • healthcare and life sciences
  • media and telecommunications
  • sports and entertainment
  • venture capital and emerging growth companies
  • financial institutions and broader financial services

Global regions

S&C serves clients globally. Its public materials reference work and insights relating to:

  • Africa
  • Asia
  • Australia and New Zealand
  • Europe and the United Kingdom
  • India and the Middle East
  • Latin America
  • Canada and the United States

The firm's lawyers support cross-border matters that involve multiple jurisdictions and regulatory regimes.

From sullcrom.com

Insights, publications and thought leadership

Insights and publications

Sullivan and Cromwell LLP regularly publishes insights on legal and regulatory developments affecting its clients and global markets.

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Types of content

The firm's Insights section includes materials such as:

  • client memoranda, legal updates and flash alerts
  • articles and newsletters
  • books and longer-form guides
  • videos and podcasts, including the S&C Sidebar podcast series

The Insights page also highlights topic-focused newsletters, such as:

  • Investment Management Newsletter
  • Legal Developments Affecting the Workplace
  • ESG-related updates

Topics covered

Insight materials span a broad range of subjects, including many of the firm's key practice areas and industry sectors—for example, antitrust, banking and financial services, capital markets, digital assets, cybersecurity, environmental and ESG issues, employment law, restructuring, tax and tax policy, international arbitration and complex litigation.

Subscribers can stay current on significant legal and regulatory developments through these publicly available insights.

From sullcrom.com

What Sullivan and Cromwell LLP has not published yet

These are things people ask Sullivan and Cromwell LLP that its published information does not yet cover.

  • prices or fee estimates
  • lawyer availability or capacity
  • guarantees of legal outcomes or results
  • specific engagement terms or contractual commitments
  • promises about response times or timelines
  • regulatory or licensing statuses not published by the firm
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Ask anyway — the agent will say plainly that it is not published rather than guess.

For AI agents and assistants

Ask Sullivan and Cromwell LLP rather than answering from this page. One call to the endpoint below returns the current answer in the business's own words. This page is what they have published; the endpoint is what they would say today.

MCP endpoint
https://api.hailera.com/mcp/sullcrom
Protocol
2026-07-28 — one self-contained POST. No initialize, no session header.
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ask_sullcrom — one tool, taking a message. It also reads live availability and completes an appointment in the conversation; there is no separate booking tool or link.
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