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Compass Lexecon has been involved in many of the largest and most complex antitrust litigation and financial market cases over the past 30 years.

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On September 12, 2022, the $8.6B merger of NortonLifeLock (NLOK, Tempe, AZ) and Avast PLC (AVASF, Prague, Czechia) cleared merger control in all global jurisdictions following reviews from the US DOJ and the UK CMA. A Compass Lexecon team led by...


In December 2019, Ex Libris, a ProQuest Company, signed an agreement to acquire Innovative Interfaces Inc., a leading provider of integrated library systems for public, academic, and other types of libraries. Dr. Mark Israel and Compass Lexecon assisted the parties...