Gregg B. Cosimi

Gregg Cosimi has a deep and successful track record representing clients in all areas related to their transactional real estate needs. He provides counsel in structuring and evaluating investments across most real estate classes including industrial, research/lab, office, retail, and multifamily. Gregg also has extensive experience in negotiating loan facilities (borrower and lender side), acquisitions, development, joint venture, and lease documents. Additionally, he helps clients navigate distressed situations, advising lenders in workouts of troubled assets.

Gregg is a LEED Accredited Professional (LEED-AP), a distinction earned through the Green Building Certification Institute, which demonstrates his thorough knowledge of green building principles and practices.

To learn more about our Real Estate practice, please click here.

Recognition

  • Best Lawyers in America (2013-2025)
  • Massachusetts Super Lawyers
  • The Legal 500 (2024)

Professional and Community Involvement

  • Member of the Real Estate Finance Association
  • Member of the NAIOP
  • Member of the American Bar Association
  • Member of the Boston Bar Association
  • Former chair of the Leasing Committee of the Boston Bar Association

Education & Credentials

Northwestern University Pritzker School of Law
JD, 1997
Carleton College
BA, 1993

Admissions

Massachusetts

Gregg's Insights