Contact Richard

89 Headquarters Plaza North
Suite 1208
Morristown, New Jersey 07960
(973) 993-1868

Resident Partner:
Richard P. Diegnan, Jr., Esq.

Richard P. Diegnan, Jr.


  • Juris Doctor, Seton Hall University School of Law, Magna Cum Laude, 1999
  • Masters  in Business Administration, Marketing, Fairleigh Dickinson University, 2000
  • Bachelors of Science., Finance, Providence College, Cum Laude, 1991


  • New Jersey
  • New York


  • Mendham Township Wildlife Management Committee
  • Board of Directors, Mendham Little League

Richard P. Diegnan, Jr. is a partner in our Morristown office.  He concentrates his practice in general corporate counseling, mergers and acquisitions, commercial transactions, real estate and land use planning, and commercial disputes.  Mr. Diegnan has an active probate and guardianship practice representing individuals, families and estates in probate, estate administration and guardian appointments for incapacitated persons.  Mr. Diegnan appears frequently in Morris County Superior Court, Chancery Division, Probate Part.  Throughout his career, Mr. Diegnan has worked on a variety of corporate matters and has handled transactions ranging from traditional purchase and sale of companies to asset purchases and financing transactions. Mr. Diegnan has handled commercial and residential real estate transactions, lease and sublease agreements, as well land use planning. Mr. Diegnan has also represented clients before town planning boards.  Mr. Diegnan is currently Special County Counsel for the County of Morris.

Mr. Diegnan began his professional career at AT&T holding positions in finance and business sales.  During law school, he was a law clerk for The Prudential Insurance Company of America in the Corporate Law Department.  Following graduation from law school, Mr. Diegnan joined McCarter & English LLP in Newark, New Jersey and later joined Milbank, Tweed, Hadley & McCloy LLP in New York City where he was an associate in the Global Corporate Group/Mergers and Acquisitions from 2000 to 2005.  In 2005, Mr. Diegnan opened his first law office in Berkeley Heights, New Jersey, which became Diegnan & Brophy, LLC in 2007.    Mr. Diegnan currently serves as outside general counsel to a number of private companies and is currently Special County Counsel for the County of Morris.