Ariel Soiffer


Soiffer, Ariel

Ariel Soiffer’s practice focuses on technology-related transactions and advising clients on technology-related matters. Mr. Soiffer’s clients are in the software, wireless, telecommunications, consumer electronics, biotechnology, pharmaceutical, high technology, nanotechnology, education, green technology and finance industries, and span the range from established companies to formation-stage companies.

Mr. Soiffer represents clients in transactions ranging from bet-the-company transactions to day-to-day matters. Mr. Soiffer advises clients on developing term sheets and requests for proposal, analyzing competitive bids from a legal perspective and drafting and negotiating complex commercial and intellectual property transactions, including outsourcing, software licensing, technology development, biotechnology collaboration and other agreements. Mr. Soiffer has also assisted clients with mergers and acquisitions and initial public offerings.

Mr. Soiffer advises clients on data privacy and cybersecurity (including forensics) matters, in part by ensuring that agreements include appropriate protections for his clients. In addition, Mr. Soiffer advises forensics clients on general commercial matters related to the licensing of forensics software.

Mr. Soiffer provides practical insights to his clients based on his extensive business experience and his scientific and technology background.

Past Experience

In 2009-2010, Mr. Soiffer won the ABA Law Students Division National Negotiation Competition.

Prior to joining the firm, Mr. Soiffer was a legal intern for the Massachusetts Department of Telecommunications and Cable.

Before attending law school, Mr. Soiffer was a senior manager at Diamond Management & Technology Consultants (now part of PricewaterhouseCoopers). While there, he had ultimate responsibility for several projects, leading presentations to members of the CxO suite on topics of strategic concern. Mr. Soiffer’s consulting work focused on business strategy, marketing and customer service.

Mr. Soiffer also served as a summer research and development intern for Takeda Life Sciences Research Center in Ako, Japan.

Publications & News


May 10, 2017

Alumni from iRobot and HubSpot Launch Owl Labs and Announce $6M Series A Funding

WilmerHale client Owl Labs announced a $6M Series A financing led by Matrix Partners.

May 15, 2015

NDAs, Confidentiality Provisions And How To Make Sure Your IP Stays Yours

An article by Ariel Soiffer, published by TechCrunch on May 15, 2015.

October 22, 2014

Progress Software Announces Intent to Acquire Telerik

WilmerHale client Progress Software Corporation announced that it has entered into a definitive agreement to acquire privately held Telerik AD, a leading provider of application development tools.

Recent Highlights

  • Represented Cellebrite USA in various sales and licensing transactions
  • Represented Progress Software in the disposition or acquisition of software assets or companies

Professional Activities

In Fall 2010 and Fall 2011, Mr. Soiffer assisted Professor Hurwitz with a portion of her alternative dispute resolution class regarding negotiations at the Boston University School of Law.

Mr. Soiffer is a member of the Licensing Executives Society.

Mr. Soiffer is a Lecturer in Law at Boston University School of Law.

Community Involvement

Mr. Soiffer serves on Brookline's IT Advisory Committee. He previously served on Brookline's Wireless Committee, which launched town-wide Wi-Fi.


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JD, cum laude, Boston University School of Law, 2010, Paul J. Liacos Distinguished Scholar; Rappaport Fellowship in Law and Public Policy

BA, Biochemistry and Japanese, magna cum laude, University of Pennsylvania, 2000, University Scholar; Benjamin Franklin Scholar

Bar Admissions




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