Patrick Connolly

Co-Chair, Emerging Company & Venture Capital Practice Group

I apply the same grit and passion to solving clients’ toughest problems as they bring to their innovative businesses. 

Patrick Connolly works closely with innovators and their investors, from formation through exit. He has spent his entire career counseling on issues like company formation and inter-founder matters, venture capital financing, commercial transactions and mergers and acquisitions. In 2022, he was named a Top Lawyer by Boston Magazine by his peers.

Patrick counsels emerging companies in several industry verticals, including biotechnology, digital health, cannabis, software, e-commerce, edtech and cleantech. He has counseled on hundreds of venture financings and strategic transactions throughout his career. As a result, Patrick brings a deep understanding of both the unique legal challenges and marketplace realities facing clients within the industries he serves. 

Patrick serves as Co-Chair of the firm's Emerging Company and Venture Capital group, and actively supports ecosystem efforts organized and founded by groups like MassChallenge, Dartmouth College, MIT and Harvard University.


  • Boston College Law School, J.D., magna cum laude, 2009
  • Dartmouth College, B.A., 2001

Bar and Court Admissions

  • Massachusetts 


  • Alloy Therapeutics in several matters, including:
    • $42 million Series D financing round led by its existing investors 8VC and Mubadala Capital
    • Series A Preferred Stock Financing of Vernal Biosciences, a manufacturer of high purity mRNA for research and clinical use
    • its $75.0 million Series C Financing led by 8VC, Presight Capital and Peter Thiel 
    • with the formation of Broadwing Bio LLC, a joint venture with Maze Therapeutics, Inc., to develop targeted antibody therapies for the treatment of ophthalmic diseases
  •  H.I.G. BioHealth Partners and Accelmed Partners as new investors and co-leads in the $52 million upsized Series B financing of digital therapeutics company Click Therapeutics, Inc. (“Click”).
  • Alcyone Therapeutics in relation to a $23.0 million financing led by funds affiliated with RTW Investments, LP., to support its pioneering development of next-generation precision central nervous system therapies
  • BostonGene, a developer of biomedical software for advanced patient analysis and personalized therapy, in connection with its $150 million Series B financing, which resulted in the company gaining “unicorn” status
  • Ellevation, a mission-driven software company focused exclusively on English Learners and the educators who serve them, in its sale to Curriculum Associates.
  • Zapata Computing, a high-growth quantum software company in multiple financing rounds, including:
    • its $38 million Series B financing, led by Comcast Ventures, Pitango and Prelude Ventures
    • $21 million Series A financing 
  • Soriant Healthcare, a market leader in partnering with hospitals and health systems to accelerate performance and reduce expenditures in all support services, in its sale to Vizient, the nation's largest member-driven health care performance improvement company
  • Rental platform Zumper in multiple financing rounds, including:
    • a $60 million Series D round led by 
    • $46 million Series C financing
    • $17.6 million Series B funding led by Breyer Capital and Foxhaven Asset Management, including follow-up funding from existing investors
  • OwnerIQ, a provider of online advertising services and marketing channels for brands, retailers and manufacturers, in its acquisition by Inmar (a portfolio company of OMERS Private Equity)
  •, an open-access platform designed to share and discover life science protocols, in its Series A financing led by EBSC
  • Morphic Therapeutic, a high-growth biotech company, in multiple transactions, including:
    • $80 million Series B financing
    • $51.5 million Series A financing
  • Brammo, a producer of electric motors,Inc. in the sale of its assets to global power leader Cummins
  • Curriculum Associates, a k-12 edtech company, in its acquisition of Motion Math
  • String Automotive, an analytics company focused on the auto industry in its acquisition by Experian Automotive, a division of Experian Plc.
  • Arsanis, an biopharmaceutical company developing infectious disease treatments based on bacterial protein and carbohydrate antigens in its closing of $45.5 million Series D financing 
  • Immunetics, a biotechnology company focused on the diagnosis of lyme diseases, in its sale to Oxford Immunotec Global PLC
  • WHI Solutions, an e-commerce business focused on the auto industry in its sale to eBay Inc.
  • ThomasPartners in its sale to The Charles Schwab Corporation
  • OnShape in its $25 million Series B financing 

Honors & Involvement

  • “Top Lawyer – Corporate Law,” Boston Magazine, 2021
  • American Bar Association, Member
  • Massachusetts Bar Association, Member
  • Boston Bar Association, Member
  • The Foley Hoag Foundation, Grant Proposal Reviewer

Speaking Engagements

  • Moderator, "State of Medtech Investments," BIOMEDevice and MassMedica Master Class Startup Series (September 2022)
  • Moderator, "MassChallenge and Foley Hoag Present Digital Health: Notes from the Field," MassChallenge (June 2022)
  • Presenter, "Negotiating a Term Sheet: Creating a Win-Win Situation for All," MassChallenge (April 2022)
  • Presenter, "Legal Workshop: Company Formation," Lawyers for Civil Rights: Boston and Hyde Park Main Streets, and West Roxbury Main Streets (March 2022)
  • Presenter, "How 2 Understand the Legal Basics for Startups," Babson Entrepreneurs Group (April 2020)
  • Presenter, "Issues to Address When Dealing with Strategic/Corporate Venture Capitalists," Boston Bar Association: Venture Capital & Private Equity Conference (April 2019)