Discover the right expert for you with Lexology Index

Lexology Index (formerly Who’s Who Legal) provides comprehensive data-led research into the leading lawyers and experts, used by law firms and companies globally.

Search our experts

Search our experts by name, firm, jurisdiction, practice area and job role and discover the right legal expert for you.

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Experts Selected

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Law and Consulting Firms

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Countries

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Areas of Law

Harness our independent research

Finding the right expert is difficult. Our research process uncovers and triangulates a range of data points and opinions to give companies recommendations they can trust.

  • Our research team has over 25 years of market experience and is split between London, New York and Hong Kong
  • More than 25,000 interviews and submissions feed into our research process each year
  • More than 250,000 third-party recommendations are collected by our team each year

Delve deep into our reports

Our research reports provide the intelligence you need across multiple practice areas and jurisdictions, making it easy to analyse the legal market and assess the leading firms and practitioners.

Know more, know now

Lexology Index’s Performance Tracker tool gives you the full market view of law firms, combining extensive data with client feedback, proprietary research and expert insights.

Get the full picture

Get a fast 360-degree view of the law firm market and individual practice areas.

Identify market leaders

Harness deep data and granular insight to find the right expert.

Global analytics for law firm performance

Lexology Index’s Performance Tracker analyses the global legal industry to provide you with accurate intelligence into law firm performance. Harness enriched data, sophisticated tools and actionable insight covering the law firm market.  

Starting with a legal document or text?

Input your text or summarise your issue in a few sentences and our AI-powered search tool will return the most relevant experts across Lexology.

Trusted by industry leaders

Lexology Index (formerly Who’s Who Legal) is the only legal research service on the market trusted by top-tier companies and industry leaders globally.

More than 200,000 legal professionals access Lexology Index each month

Over two-thirds of the world's biggest companies contribute to the research annually

100% of the world’s 100 largest law firms take part in our research every year