Erin M. Klein

Partner - Boston

Erin Klein
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Contact Information


617.753.1416 Download vCard

Erin Klein is a partner in the firm’s Business Department, where she advises public and privately held companies on a wide variety of transactional matters, with a particular emphasis on mergers and acquisitions and other strategic business transactions. Erin assists clients with general corporate matters, including corporate formation, angel and venture capital financing, commercial transactions and corporate governance. In addition, she advises public companies on compliance with U.S. federal securities laws, including periodic reporting, proxy solicitations, tender offers and shareholder communications.


  • Drew University, B.A., magna cum laude, 1997
  • Boston College Law School, J.D., summa cum laude, 2005

Representative Experience

  • Represented ezCater in its $100 million Series D financing led by Wellington Management Company LLP, with participation from existing investors ICONIQ Capital, Insight Venture Partners and others 
  • Represented ezCater in its $35 million funding round led by ICONIQ Capital, with participation from existing investor Insight Venture Partners
  • Advised SunSetter Products Limited Partnership in its sale to Springs Window Fashions, LLC
  • Represented Alere Inc. (NYSE: ALR) in its acquisition of substantially all of the assets of US Diagnostics for $60 million in cash
  • Represented Safeguard Scientifics, Inc. (NYSE: SFE) in connection with $9 million Series B financing of meQuilibrium

Professional Experience

  • Previously served as Corporate Counsel at a medical device company, advising on corporate and compliance matters (including the Physician Payments Sunshine Act) and supporting sales and clinical teams.
  • Held a clerkship with the Honorable Martha B. Sosman, Massachusetts Supreme Judicial Court.


  • IFLR1000, Notable Practitioner (2019) 
  • Book Review Editor, Boston College Journal of Law & Social Justice (f/k/a Boston College Third World Law Journal)
  • Boston College Law School, Order of the Coif


  • Boston Bar Association
  • Women's Bar Association


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Bar Admissions

  • Massachusetts