Exhibit 24

POWER OF ATTORNEY

We, the undersigned directors and officers of Peapack-Gladstone Financial
Corporation, hereby severally constitute and lawfully appoint Frank A. Kissel
and Arthur F. Birmingham, and each of them singly, our true and lawful
attorneys-in-fact with full power to them and each of them to sign for us, in
our names in the capacities indicated below, the Annual Report on Form 10-K for
the fiscal year ended December 31, 2007 of Peapack-Gladstone Financial
Corporation and any and all amendments thereto, and to file the same with all
exhibits thereto, and all other documents in connection therewith, with the
Securities and Exchange Commission, granting unto said attorneys-in-fact and
agents, and each of them, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully to all intents
and purposes as such person might or could do in person, hereby ratifying and
confirming all that said attorneys-in-fact and agents, or any of them, or their
or his or her substitute or substitutes, may lawfully do or cause to be done by
virtue hereof.

Signature Title Date
- ------------------------- ------------------------------------------------ --------------

/s/ Frank A. Kissel Chairman of the Board, Chief Executive Officer
- ------------------------- and Director March 12, 2008
Frank A. Kissel

/s/ Arthur F. Birmingham
- ------------------------- Executive Vice President and Chief Financial
Arthur F. Birmingham Officer (Principal Financial Officer) March 12, 2008

/s/ Anthony J. Consi II
- ------------------------- Director March 12, 2008
Anthony J. Consi II

/s/ Pamela Hill
- ------------------------- Director March 12, 2008
Pamela Hill

/s/ John D. Kissel
- ------------------------- Director March 12, 2008
John D. Kissel

/s/ James R. Lamb
- ------------------------- Director March 12, 2008
James R. Lamb

/s/ Edward A. Merton
- ------------------------- Director March 12, 2008
Edward A. Merton

/s/ F. Duffield Meyercord
- ------------------------- Director March 12, 2008
F. Duffield Meyercord

/s/ John R. Mulcahy
- ------------------------- Director March 12, 2008
John R. Mulcahy

/s/ Robert M. Rogers
- ------------------------- Director, President and Chief Operating Officer March 12, 2008
Robert M. Rogers

/s/ Philip W. Smith III
- ------------------------- Director March 12, 2008
Philip W. Smith III

/s/ Craig C. Spengeman Director, President of PGB Trust and
- ------------------------- Investments March 12, 2008
Craig C. Spengeman