Ryan P. Keleher

Jeffrey is Of Counsel at O’Connell & Aronowitz. Primarily a health care attorney, he is also an accomplished litigator in health care, commercial and employment cases. In his national health law practice, Jeffrey has represented providers and their trade associations for over 35 years. His clients include hospitals, clinical laboratories, alcohol and substance abuse providers, behavioral health providers, nursing homes, home health care agencies, adult care facilities, DME and respi...

Henry M. Greenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Henry M., who practices law in Albany, New York, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Henry M. is held by other top lawyers in the same geographic and legal practice area.

Meghan K. McNamara is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law, Government Relations Practice and Health Care Law. Meghan K., who practices law in Albany, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Meghan K. is held by other top lawyers in the same geographic and legal practice area.

Laurie Cohen represents healthcare clients in corporate, transactional and regulatory matters and provides counsel on a wide range of healthcare operational and compliance matters. My focus My practice is largely focused on assisting and advising healthcare clients including hospitals, medical groups, digital health entities, nursing homes, ambulance services, independent practice associations/provider networks and individual providers on day-to-day operational issues covering governance matt...

Vincent E. Polsinelli is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Vincent E., who practices law in Albany, New York, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Vincent E. is held by other top lawyers in the same geographic and legal practice area.

With nearly three decades of experience in life, property, casualty, and workers compensation insurance matters, Michael J. Murphy is a skilled New York insurance legislative and regulatory attorney. Michael has been involved in many noteworthy insurance matters that have come before the New York State Legislature and the New York State Department of Financial Services, including most recently, ride sharing, climate change, and cybersecurity. Michael represents a number of national property c...

Zackary Knaub is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Environmental. Zackary, who practices law in Albany, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Zackary is held by other top lawyers in the same geographic and legal practice area.

Karen Martino Valle is Of Counsel to our firm and focuses her practice on the organization and operation of business and not-for-profit corporations, partnerships and limited liability companies, as well as estate planning and administration, contested estate and trust matters and business succession planning. She advises clients on a wide range of business matters, including transactional matters, mergers and acquisitions, tax planning and commercial leasing and financing, with a specific fo...

David Ross is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. David, who practices law in Latham, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Pam has been a Partner at O’Connell & Aronowitz for 23 years where she practices in our Personal Injury Litigation Department. She was the firm’s managing partner for fifteen years. Her accomplishments tackling the legal issues that arise during litigation have been critical to the firm’s overall success. Pam consistently obtains excellent results representing plaintiffs in all areas of personal injury lawsuits including wrongful death cases, medical malpractice, automob...