Outreach Leadership

John Venza, LCSW-R, LMHC

John Venza has more than 30 years of experience in substance abuse treatment, as a licensed clinical social worker and licensed mental health counselor.

Neil Sheehan

Neil Sheehan is Outreach’s Executive Vice President Emeritus. With Outreach since 1982, he was handpicked by President Emeritus and CEO Kathleen Riddle for the role of Chief Operating Officer, a […]

Kathleen Riddle

Kathleen Riddle is President and CEO Emeritus of Outreach, the agency she co-founded in 1980 to bring specialized drug and alcohol treatment services to adolescents and other underserved communities. Through […]

Alexis Gadsden, LMSW, LMHC

Alexis Gadsden has more than 40 years of experience with nonprofit, community-based service providers in New York. Her expertise in the substance abuse treatment and behavioral health fields has made […]

Anthony Croce, CPA

As the Chief Financial Officer for Outreach, Anthony Croce oversees all accounting, IT, property and equipment, as well as interactions with contractors and government agencies.

Christine Casiano

Senior Vice President and Chief Operating Officer Christine Casiano joined Outreach in 1992 as a grant researcher working on a NIDA project, and over the next three decades, has grown […]

Mary Brite, LCSW, CASAC

Mary Brite’s career in the health and human services field began and evolved exclusively at Outreach. Through her passion and dedication, she became Vice President of Long Island Outpatient Services in 2017.