Matthew J. Kiefer

Stephen W. Bernstein specializes in e-health, “big data,” deployment of electronic health record systems and health-related matters affected by the internet and the Health Insurance Portability and Accountability Act (HIPAA), as well as private equity investments, mergers, acquisitions, affiliations and joint ventures involving technology, hospitals and physicians. Stephen is the global head of McDermott's Health Practice. Please visit our website for more on Stephen's biography: ...

Theresa C. Kavanaugh is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice and Patent Law. Theresa C., who practices law in Boston, Massachusetts, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Theresa C. is held by other top lawyers in the same geographic and legal practice area.

Mr. Guekguezian is a highly experienced trial attorney who has obtained winning jury verdicts in dozens of trials involving claims of death or catastrophic injury throughout the trial courts of Massachusetts. He concentrates in medical malpractice, product liability, toxic torts, and personal injury. Mr. Guekguezian is regional counsel (New England) for a national company in the asbestos litigation, he is counsel in Massachusetts and Rhode Island to a number of other national companies in the...

Marianne Ajemian is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Marianne, who practices law in Boston, Massachusetts, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marianne is held by other top lawyers in the same geographic and legal practice area.

Ashley leads Sullivan's Real Estate Group and is a member of the firm's Management Committee. Ashley’s practice focuses on all aspects of real estate development, including commercial development, complex debt and equity structures, ground leases, loan workouts and restructures, acquisitions/dispositions, and leasing transactions. Ashley represents a broad spectrum of clients, from international to family office developers, institutional investors to public and private companies, and go...

Evelyn Moreno focuses her practice on sophisticated gift and estate tax planning and she advises personal representatives of estates and trustees of trusts. She serves as trustee of several trusts for clients and works collaboratively with other firm personnel in the trust, tax and investment groups to provide tax planning and investment advice. She counsels nonprofit organizations with respect to tax and governance matters, and she has extensive experience in the reformation and termination ...

Curtis R. Diedrich is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Medical Malpractice Law - Defendants. Curtis R., who practices law in Boston, Massachusetts, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Curtis R. is held by other top lawyers in the same geographic and legal practice area.

Brian French is a partner and member of the firm’s Government Investigations and White Collar Defense team. He represents clients in government enforcement and internal compliance matters, primarily involving the life sciences and health care industries. What do you focus on? Government Enforcement I represent a wide range of health care organizations, life sciences companies, executives, and employees in government investigations and related criminal and civil litigation initiated by t...

Jennifer M. Clark is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Jennifer M., who practices law in Boston, Massachusetts, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer M. is held by other top lawyers in the same geographic and legal practice area.

Joel M. Reck is a top attorney recognized by Best Lawyers in the practice area(s) of Mediation. Joel M., who practices law in Waltham, Massachusetts, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joel M. is held by other top lawyers in the same geographic and legal practice area.