Jay A. Lefton

Jay A. Lefton

recognized lawyers icon Recognized in Best Lawyers since 2010
Awarded Practice Areas
Biotechnology and Life Sciences Practice Corporate Law Health Care Law Leveraged Buyouts and Private Equity Law Mergers and Acquisitions Law Securities Law
Awarded Practice Areas
Biotechnology and Life Sciences Practice Corporate Law Health Care Law Leveraged Buyouts and Private Equity Law Mergers and Acquisitions Law Securities Law
Works at
Fasken

357 Best Lawyers awards

Fasken logo

Biography

Jay Lefton practices corporate and securities law. Jay advises clients on public and private mergers & acquisitions transactions, private equity matters and public and private financings, as well as assisting with strategic alliances, technology transfer and licensing. He works predominantly in the technology and life sciences sector.

Assisting acquirers and target companies and their boards of directors, Jay advises on negotiated transactions and unsolicited takeover bids, most of which are multi-jurisdictional.

Jay also represents issuers, both public and private, as well as advisers, venture capitalists, institutional investors and private equity funds. Working with universities, hospitals, research institutions and researchers, Jay advises at various stages in the commercialization of their discoveries.

Works at
Fasken

357 Best Lawyers awards

Fasken logo

Locations

Bar Admissions

  • Ontario, The Law Society of Upper Canada

Affiliations

  • American Bar Association - Member
  • Canada Bar Association - Member
  • Canadian Friends of Hebrew University - Director
  • Canadian Friends of the Tel Aviv Foundation - Director
  • International Bar Association - Member
  • Ontario Genomics Institute - Director
  • Princess Margaret Hospital, Cell Therapy Program - Chair
  • University of Ontario Institute of Technology - Director

Client Testimonials

Awards & Focus

Recognized in The Best Lawyers in Canada 2026 for work in:
  • Biotechnology and Life Sciences Practice
  • Corporate Law
  • Health Care Law
  • Leveraged Buyouts and Private Equity Law
  • Mergers and Acquisitions Law
  • Securities Law

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