Boris Segalis


I help clients navigate the global data protection landscape to build, sell and acquire cutting-edge, data-driven businesses and guide them when their data or cyber practices are tested by hackers, media or regulators.

+1 212 479 6610

Boris Segalis, vice chair of Cooley's cyber/data/privacy practice, has focused his practice exclusively on privacy, data protection and cybersecurity for more than 10 years. He counsels clients on a range of privacy, cybersecurity and information management issues in the context of compliance, business strategy, technology transactions, breach preparedness and response, disputes and regulatory investigations and legislative and regulatory strategy. He advises clients on information law issues within data-based products and services, big data programs, smart grid operations, marketing and advertising, corporate transactions (including M&A, private equity, buyouts, public offerings and bankruptcy), state and federal investigations and regulatory actions, cross-border data transfer, vendor management, cloud computing, technology transactions, incident and breach response and pre-response planning.

Download full bio


  • 4C Insights Agrees to Sell to Mediaocean 

  • SevenRooms Raises $50 Million Series B 

  • Aircall Closes $65 Million Series C 

  • PeopleDoc Sells to Ultimate Software  

  • Arlo to Partner with Verisure 

  • View all


  • New York University School of Law
    JD, 2003

  • Georgia Institute of Technology
    BS, Mechanical Engineering

Admissions & Credentials

New York

Rankings & Accolades

    Chambers Global, USA: Privacy & Data Security

    Chambers USA, Nationwide: Privacy & Data Security

    Crain's New York Business, 40 Under 40

    Legal 500 USA: Leading lawyer, Cyber law (including data protection and privacy)

    New York Metro Super Lawyers, Technology Transactions

    New York Metro Rising Stars, Technology Transactions


+1 212 479 6610 office

55 Hudson Yards
New York, NY 10001-2157