Jeffrey Fessler is a corporate and securities lawyer who addresses the legal and business needs of micro-cap and mid-cap companies. His practice focuses on entities in the life sciences industry, and he serves as co-leader of the Life Sciences team. Jeffrey advises clients in the United States, Australia and United Kingdom.
With deep knowledge of the investor community, and business acumen enhanced by his experience in the boardroom as well as his time as a CPA, Jeffrey is well positioned to advise clients on a full range of business and legal issues, including securities and capital markets, corporate transactions and general corporate counsel.
Jeffrey has handled more than 200 initial public offerings and more than 500 follow on offerings and has represented investment banks as well as public and private companies in public offerings and private placements. He also provides counsel on exchange listings and compliance.
Advising on a wide variety of corporate transactions, Jeffrey has handled mergers and acquisitions, joint ventures, proxy contests, and private equity and debt financings, as well as securities disclosure issues and corporate governance.
With extensive experience advising companies without in-house counsel, Jeffrey routinely acts as an outside general counsel to the C-suite, bringing solid business sense and quick responses to the legal and business questions that arise for the leaders of emerging companies.
Jeffrey’s practice has a concentration in the biotechnology industry, but his expertise extends well beyond. He also represents companies in the technology, telecommunications, broadcasting, healthcare, space and mining industries.


