Leadership

Maria Cristalli

President and Chief Executive Officer

Maria has held a variety of leadership positions since joining the agency in 1991. She is responsible for the overall leadership and administration of a team of nearly 2,000 individuals working for youth and families in New York and Maryland. Hillside is one of the largest family and children’s services agencies, and the most diversely funded and geographically diverse agency of its kind, in New York State.

Elizabeth Nolan

Chief Operating Officer

Elizabeth provides leadership, management and vision necessary to ensure that Hillside has the proper operational controls, administrative and reporting procedures, and systems in place to insure growth, financial strength and operational efficiency.

Christopher Peterson

Chief Financial Officer

Chris’ responsibilities include providing comprehensive fiscal analysis and oversight for Hillside. As a member of the Chief Executive Team, he plays a lead role in charting the organization’s future and fiscal wellbeing.

Darlene Ryan

Chief Performance Officer

Darlene’s responsibilities focus on the models, practices, supporting tools and processes that drive positive outcomes for youth and families served by Hillside. She also leads Hillside’s Practice and Performance Excellence Group, which includes the Research, Business Intelligence, Quality, Risk Management and Data Integration teams.

OFFICERS

Jill Knittel
Chair

James C. Haefner|
Vice Chair

Christopher B. Eckert
Treasurer

Monica L. Monte
Secretary

Richard J. Gangemi, MD
Past Chair

Maria E. Cristalli
President & CEO

GOVERNORS

Virginia Biesiada O’Neill

H. Todd Bullard

Nancy L. Castro, EdD

Caroline A. Critchlow, EdD

Richard Feldman, PhD

Melissa N. Gardner

Cecilia Griffin Golden, PhD

Portia Y. James

Anne L. Komanecky

Richard C. Notargiacomo

Christopher J. Richardson, DO, FACOS

Leonard J. Shute

Edward White

OFFICERS

Monica Monte
Chair and Treasurer

Jill Knittel
Vice Chair

Maria Cristalli
Secretary