Leighton B. R. Allen



Leighton Allen is an associate and Intellectual Property attorney with Foley & Lardner LLP. Leighton is based in the Chicago office where he is a member of the Technology Transaction & Outsourcing Practice Group.


Prior to Foley, Leighton was a cybersecurity and data privacy associate at a firm in Chicago where he counseled small and large entities, including merchants, health systems, hospitals, accounting and consulting firms, and educational institutions on identifying, evaluating, and managing first and third-party data privacy and security risks. Additional responsibilities included analysis of compliance responsibilities under HIPAA, FERPA, GLBA, and related state, federal, and international cybersecurity laws and regulations. 

Presentations and Publications

  • Co-presenter, “Anatomy of a Health Care Cybersecurity Breach,” Wilson Elser Webinar (December 3, 2020) 


  • Chicago-Kent College of Law (JD, 2019)
    • Student Liaison, ISBA Privacy and Information Security Law 
  • Broward College (BA, cum laude, 2015)


  • Illinois


CCPA Business-to-Business and Employment Information Exceptions Ending
06 September 2022
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