Daniel Isaacs is an associate in Goodwin’s Business Law Department. His practice focuses on advising emerging companies and investors throughout the corporate life cycle, including pre-incorporation planning and formation, venture capital and growth equity financings, mergers and acquisitions, public offerings, and general corporate representation and counseling. Mr. Isaacs represents clients in a variety of technology and life sciences industries, including new media, e-commerce, digital health and healthcare, cybersecurity, Fintech, blockchain and digital currency, software, hardware, biotech, medical devices and diagnostics, and pharmaceuticals.





A selection of Mr. Isaacs’s recent client representations includes:

Private Financings:

  • Aleta Biotherapeutics, an immuno-oncology company
  • Algorand, a blockchain and cryptocurrency company
  • Assured, a longevity risk management company 
  • BitSight Technologies, a risk management and cybersecurity company
  • ClimaCell, a microweather platform
  • Fincura, an automated spreading, covenant monitoring, and borrower management platform
  • Fuze, a cloud-based unified communications provider
  • Humatics, a microlocation technology and spatial intelligence platform
  • Imagen Technologies, a medical technology company
  • Libre Wireless Technologies, an embedded WiFi/wireless technology and software solutions provider
  • Mautic, an open-source marketing automation software company
  • Pellion Technologies, an innovator of next-generation battery technology
  • TCR2 Therapeutics, a biotech company developing a new generation of T cell therapies for patients suffering from cancer
  • Amadeus Capital Partners, Atlas Venture, General Catalyst Partners, Glasswing Ventures, Lightspeed Venture Partners, OMERS Ventures, OpenView Venture Partners, and Romulus Capital, in numerous investments in portfolio companies


M&A Transactions:

  • Agilux Laboratories, a contract research organization and Ampersand Capital Partners’ portfolio company, in its sale to Charles River Laboratories International
  • Ampersand Capital Partners and 1315 Capital in their acquisition of Genoptix, a provider of comprehensive testing solutions in hematology and solid tumor molecular profiling, from Novartis Pharmaceuticals Corporation
  • Confirm.io, an ID authentication platform, in its sale to Facebook
  • DaySmart, a provider of point-of-sale software, in its acquisition of PupKeep, a pet care software company
  • Fuze, in its acquisition of Parlai Technologies, a virtual assistant for customer-facing professionals
  • Iconics, a global automation software provider, in its sale to Mitsubishi Electric Corporation
  • Imprivata, a healthcare IT security company and portfolio company of Thoma Bravo, in its acquisition of Caradigm, a healthcare analytics and management company and subsidiary of General Electric Company
  • Imprivata, in its acquisition of GroundControl, a mobile device software platform
  • Litéra Corporation, a document lifecycle management company, in its sale to K1
  • PowerAdvocate, an energy intelligence company, in its sale to Verisk
  • Quartet Medicine, a biotech company developing novel treatments for chronic pain and inflammation, in a cutting-edge build-to-buy transaction with Merck
  • Sansoro Health, a healthcare information technology company, in its acquisition of Datica, Inc., a cloud-based healthcare data platform


Pro Bono Representation:

  • Accion, the largest nationwide nonprofit lending network in the United States
  • Neighborhood Business Initiative, a program to bring business and legal services to entrepreneurs and small-business owners who are members of underserved communities, or whose businesses service underserved neighborhoods
Professional Activities

Mr. Isaacs is a member of the Boston Bar Association.

Professional Experience

Prior to joining Goodwin, Mr. Isaacs was an associate in the New York office of Sullivan & Cromwell and served as a law clerk to the Honorable Pierre N. Leval of the U.S. Court of Appeals for the Second Circuit and the Honorable Robert H. Cleland of the U.S. District Court for the Eastern District of Michigan.

During law school, Mr. Isaacs served as a judicial intern to the Honorable Jack B. Jacobs on the Delaware Supreme Court.


While attending law school, Mr. Isaacs was a senior editor for the Yale Law Journal and an editor-in-chief for the Yale Journal of Health Policy, Law and Ethics.

Additionally, while at Yale Law School, Mr. Isaacs was awarded the William K.S. Wang Prize for superior performance in corporate law.

In The News









J.D., 2012
Yale Law School
B.A., 2009
University of Pennsylvania


2013 to 2014 U.S. Court of Appeals for the Second Circuit, Honorable Pierre N. Leval
2014 to 2015 U.S. District Court for the Eastern District of Michigan, Honorable Robert H. Cleland



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