Jeff Stein


Stein, Jeff

Jeff Stein is an experienced corporate lawyer with a diverse practice focused on the representation of technology, life science, consumer and other rapidly growing companies. He has completed transactions for companies at all stages of development, from equity and debt offerings and acquisitions involving multibillion-dollar global enterprises to work for entrepreneurial technology and life sciences startups and their investors.


Mr. Stein has represented rapidly growing public and private technology companies and their investors since 1983. He has been involved in advising boards of directors, management and investors with respect to the full life cycle of investor-backed companies, including from company formation, seed round financing, multiple layers of series preferred financing, public equity and debt offerings, acquisitions, founder redemptions and exit transactions. His clients are in industries as diverse as digital media, fintech, internet, semiconductor, medical devices, biotechnology, waste management, clean technology, agricultural cooperatives, social entrepreneurship and software, with financing transactions as small as initial seed capital rounds and as large as $4 billion and acquisitions as large as $2 billion.

Mr. Stein is a graduate of Amherst College (BA, summa cum laude in economics) and Harvard Law School.

Honors & Awards

  • Recommended in the 2016 edition of The Legal 500 United Statesfor his work in his M&A/Corporate and Commercial: Venture Capital and Emerging Companies practice
  • Recognized in the 2004, 2005 and 2007-2015 editions of Boston Magazine as a "New England Super Lawyer" (formerly "Massachusetts Super Lawyer")

Publications & News


May 15, 2018

WilmerHale Counsels Casella Waste Systems in Entering into $550M Credit Facility with Bank of America

Casella Waste Systems, Inc., a regional solid waste, recycling and resource management services company, announced that it has entered into a $550 million credit facility with Bank of America, N.A., as administrative agent and swing line lender, Merrill Lynch, Pierce Fener & Smith Incorporated, Citizens Bank, N.A., JPMorgan Chase Bank N.A. and Comerica Bank as joint lead arrangers and joint bookrunners, and certain other agents and lenders.

March 16, 2018

WilmerHale Counsels Casella Waste Systems in Industrial Revenue Bond Transactions

Casella Waste Systems, a regional solid waste, recycling and resource management services company, announced two transactions relating to its industrial revenue bonds.

January 11, 2018

WilmerHale Represents US Currency Paper Manufacturer Crane & Co., Inc. in $800 Million Sale

On December 5, 2017, Crane & Co., Inc., the manufacturer of currency paper for the US government since 1802, signed an agreement to be acquired by Crane Co. (NYSE: CR), a diversified manufacturer of highly engineered industrial products (and unrelated to the target company), for $800 million on a cash free and debt free basis.

June 9, 2017

The Legal 500 United States 2017 Recognizes 125 WilmerHale Lawyers Across 28 Practice Areas

The Legal 500 United States has released its 2017 rankings, recommending 125 WilmerHale lawyers—including 12 who are named to its elite “Leading Lawyers” list and two on its “Next Generation Lawyers” list—and 28 practice areas in its 11th edition.

May 8, 2017

WilmerHale Represents Genpact in Acquisition of BrightClaim

Genpact, a global professional services firm focused on delivering digital transformation for clients, announced that it has acquired BrightClaim and its associated company National Vendor.

November 16, 2016

Spoiler Alert Raises $2.5M in Seed Round to Take on Nation’s $220B Food Waste Problem

Spoiler Alert, a Boston-based startup whose technology platform helps food businesses manage their unsold inventory and increase food access, announced the close of a $2.5 million seed round.

August 2, 2016

WilmerHale Partnership with Leading FinTech Accelerator Culminates in First NY Demo Day

Ten groups of financial technology entrepreneurs presented their innovations to an audience of more than 500 investors, industry experts and journalists.

July 20, 2016

WilmerHale Advises PerkinElmer in €500M Eurobond Offering

PerkinElmer, Inc., a global leader focused on improving the health and safety of people and the environment, announced that it has completed a public offering of €500 million aggregate principal amount of 1.875% Senior Notes due 2026 at an issue price of 99.118% of the principal amount.

July 1, 2016

WEX Completes Acquisition of Electronic Funds Source

WEX Inc., a leading provider of corporate payment solutions, completed its previously announced acquisition of Electronic Funds Source LLC, a provider of customized corporate payment solutions for fleet and corporate customers.

June 22, 2016

The Legal 500 United States 2016 Recognizes 111 WilmerHale Lawyers Across 30 Practice Areas

The guide's rankings are based on a series of criteria, including client feedback, interviews with private practice lawyers, and its own research.

Professional Activities

Mr. Stein has been an adjunct professor in Corporate Finance at Boston College Law School. He is a speaker at events in New York and Boston on legal matters of interest to rapidly growing companies, including Practicing Law Institute's annual program on legal issues in venture capital financings, which is broadcast to locations around the United States.

Mr. Stein is a published author on various legal topics. One of his articles, "Providing Undersecured Creditors with Postconfirmation Appreciation in the Value of the Collateral," appeared in the American Bankruptcy Law Journal. He also wrote a chapter in a book published by Butterworth Legal Publishers regarding the securities law issues involved in asset-backed securitization transactions.


Mr. Stein enjoys his time with his wife and three children. He also competes in marathons and triathlons, having recently been named a USA Triathlon All-American. He has participated in the 140.6 mile Hawaii Ironman competition in Kona, Hawaii and is a member of Team USA.


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JD, cum laude, Harvard Law School, 1983

BA, Economics, summa cum laude, Amherst College, 1980, Phi Beta Kappa

Bar Admissions


New York

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