Michael J. Mentzel

Michael J. Mentzel

Partner and Co-chair, Corporate and Securities Group
White and Williams LLP

P. 215.864.7152


Mike Mentzel’s practice is concentrated in for-profit and nonprofit business law, with a special emphasis in the biotech and pharmaceutical industries. His practice also includes health law, primarily the representation of medical institutions, physicians, and medical practices, as well as representing insurance agencies and third party administrators in corporate matters.

With more than 30 years of experience in a broad commercial practice, Mike serves as outside general counsel to many of his clients.  His clients know that he will listen to their problems and provide creative, timely, and cost-effective solutions to help them meet their challenges and succeed in today’s competitive environment.

Mike has extensive experience in the area of general business and nonprofit law representing entities of all sizes, but concentrating on the middle market.  Mike puts his experience to work in advising clients from initial formation, through growth, financing, strategic alliances, acquisitions, and ultimate sale by structuring, negotiating, and successfully closing business transactions.  He has represented founders and businesses in the pharmaceutical and biotech industries in their commercial arrangements.

Mike serves as outside general counsel to insurance agencies and third party administrators, advising them on the full range of legal issues and contractual matters that arise in their businesses. In this capacity, he has negotiated the purchase and sales of insurance agencies and books of business, and negotiated and drafted producer agreements, sales, and account services agreements, administrative service agreements, employment agreements, and noncompetition agreements.

Mike earned his doctor of jurisprudence from the University of Pennsylvania School of Law and his bachelor of science degree, summa cum laude, from Drexel University.

Representative Matters

  • Represented a European-based pharmaceutical manufacturer, development and distribution company in the sale of worldwide distribution rights to a line of products; representation included drafting and negotiating an asset purchase agreement, a commercialization, development and license agreement, and related manufacturing and supply agreements
  • Advised early stage company obtaining Series A round financing from a group of private equity investors, including drafting and negotiation of investor rights agreement, and advised and negotiated subsequent additional rounds of bridge financing from private equity investors
  • Represented a founder of a specialty pharmaceutical company in connection with bridge loan financing from existing private equity investors
  • Represented a privately held US-based pharmaceutical manufacturing and development company in obtaining private equity financing from US and European-based private equity firms