Skip to main content
The Fourth Annual Energy Policy Conference, October 15, 2024 REGISTER

Peapack-Gladstone Financial Corporation recently announced the elevation of MJ Sully, Esq. to senior managing director, chief fiduciary officer at Peapack Private, a division of Peapack-Gladstone Bank.  Sully was also named president of PGB Trust & Investments of Delaware, a bank subsidiary. 

As member of the Peapack Private senior leadership team, Sully manages the trust and estate professionals and support personnel in both New Jersey and Delaware who provide trust, estate, agency, IRA, foundation, tax, and custody administration.  She joined the wealth management division of the organization in 2007. 

She began her legal career in private practice and then served for more than 12 years as a government attorney.  She was assistant municipal attorney to the Township of West Orange and then special probate counsel to the Essex County Surrogate’s Court and the Superior Court of New Jersey, Chancery Division, Probate Part. 

Sully has lectured for the New Jersey Institute for Continuing Legal Education on various topics such as probate litigation, surrogate court practice, fiduciary duties, elective share, guardianships, conservatorships, and she was the keynote speaker at the organization’s 56th Semi-Annual Tax & Estate Planning Forum. She has appeared on the Discovery Channel as a legal expert for the TV series, “The Will.” 

Additionally, Sully is a board member of the County College of Morris Foundation. She was elected to serve as a mediator for the Essex County Probate Early Settlement Panel.  She is on the Executive Committee of LIFT (Leading Inspiring Females Together) at the bank. 

Sully is admitted to practice law in New Jersey and Pennsylvania.  She received her bachelor’s degree from the University of Notre Dame, an MSA from the University of Notre Dame Mendoza College of Business, and a JD from the University of Notre Dame School of Law. As an undergraduate, she was a member of the Women’s National Championship Fencing Team and was recognized as a scholar athlete. 


About the Company 

Peapack-Gladstone Financial Corporation is a New Jersey bank holding company with total assets of $6.51 billion and assets under management and/or administration of $11.5 billion as of June 30. Founded in 1921, Peapack-Gladstone Bank is a commercial bank that offers a client-centric approach to banking, providing high-quality products along with customized and innovative wealth management, investment banking, commercial and retail solutions.  Peapack Private, a division of Peapack-Gladstone Bank, offers comprehensive financial, tax, fiduciary and investment advice and solutions to individuals, families, privately held businesses, family offices and not-for-profit organizations, which help them to establish, maintain and expand their legacy. Visit www.pgbank.com and www.peapackprivate.com for more information. 

Photo caption: MJ Sully, Esq., senior managing director, chief fiduciary officer at Peapack Private and president of PGB Trust & Investments of Delaware.