Brian Leaf


+1 703 456 8053

Brian Leaf practices corporate and securities law, with an emphasis on representing high-growth technology and life sciences companies and the investors and investment banks involved with those companies. Brian has counseled clients in connection with registered public offerings of equity (representing both issuers and underwriters), SEC reporting and compliance, Sarbanes-Oxley compliance, corporate governance, mergers and acquisitions, venture capital and other private placement financings, and general corporate counseling. He has been involved with over 50 public offering transactions, including 25+ completed IPOs, in the last five years.   

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  • Passage Bio - $216 Million IPO 

  • Genfit - $155 Million IPO 

  • Entasis Therapeutics – $75 Million IPO 

  • Autolus – $173 Million IPO 

  • Sucampo Sells to Mallinckrodt for $1.2 Billion 

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  • Stanford Law School
    JD, with distinction, 2001

  • University of Pennsylvania
    BA, American History
    magna cum laude, 1995

  • University of Pennsylvania
    BS, Economics
    magna cum laude, 1995

Admissions & Credentials


Media & Insight


  • American Bar Association

  • American Institute of Certified Public Accountants


+1 703 456 8053 office
+1 703 456 8100 fax

Reston Town Center
11951 Freedom Drive
14th Floor
Reston, VA 20190-5640