Our dedicated staff and board include a diverse group of experts in the field of harm reduction.
Joyce Rivera
Founder and Chief Executive Officer
jrivera@sachr.org (718) 585 – 5544 Ext. 1001
A National Science Foundation Fellow from 1981 to 1984, Joyce has over 35 years of experience working in program development and social services delivery. As a consultant and grant writer, her expertise in HIV prevention and harm reduction has made her a local and national leader in the field of AIDS and drugs.
She is a founding member of the National Harm Reduction Coalition (HRC), the North American Syringe Exchange Network (NASEN), and the Harm Reduction Care Network of New York (HRCNNY). Joyce frequently presents and conducts training on drug policy, harm reduction, women, communities of color, and social justice. She has chaired the boards of HRCNNY and the Latino Commission on AIDS. Joyce holds a bachelor of science degree in health administration with a specialization in healthcare planning and a master’s in comparative political science. She is also ABD at the Public Policy program at City University of New York.
Bart Majoor
Deputy and Clinical Director
bmajoor@sachr.org (718) 585 – 5544 Ext. 1002
A clinical psychologist and psychotherapist, Bart Majoor brings more than 30 years of experience in the field of harm reduction, drug treatment and HIV prevention in the Netherlands, serving as the Director of the Department of Methodology and Training of the National Institute on Alcohol and Drugs.
Since 1995, he has served in the US as Deputy & Clinical Director of SACHR. As a consultant and trainer for several organizations in Europe and the United States, he shares his expertise in a wide range of subjects, including drug policy and AIDS, worker burnout, and harm reduction as drug treatment modality. Bart served as an appointed member on the NYC & NYS Prevention Planning Groups, where he chaired the organization’s Substance Use Committees.
Click or tap the toggles below for more information:
Our Board
Fr. Luis Barrios, Ph.D., FACFEI Chair lbarrios@jjay.cuny.edu
Michael T. Baldwin, Esq. Treasurer mtbaldwin@gmail.com
Joyce Rivera Ex Officio jrivera@sachr.org
Hector Diaz Member hdiaz@acacianetwork.org
Full Staff Directory
Alvaro Arias Chief Financial Officer aarias@sachr.org Ext. 1003
James Ayala Maintanence jayala@sachr.org Ext. 1061
Julio Bonilla Good Neighbor Member jbonilla@sachr.org Ext.1064
Brianne Carson Front Desk Reception bcarson@sachr.org Ext. 1000
Danillo Contreras Agency Driver dcontreras@sachr.org Ext. 1066
Ric Curtis Evaluator rcurtis@sachr.org
Anaisa Garcia SAP/Nalaxone Coordinator agarcia@sachr.org Ext. 1016
Robert Gillard PDSE rgillard@sachr.org Ext. 1015
Nickoletta Katsigiannis Director of Operations nkatsigiannis@sachr.org Ext. 1004
Dina Karieh Co-Director of Programs dkharieh@sachr.org Ext. 1021
Brent Latino Harm Reduction Specialist blatino@sachr.org Ext. 1013
Bill Mathews, PA Physician Assistant bmathews@sachr.org Ext. 1070
Kyla Medina Co-Program Service Manager kmedina@sachr.org Ext. 1014
Krystal Montalvo Co-Director of Programs kmontalvo@sachr.org Ext. 1019
Jerry Otero, MA Drug User Health Hub Coordinator jotero@sachr.org Ext. 1015
Carmen Pagan WSU Program Peer cpagan@sachr.org Ext. 1010
Lipi Roy, MD/MPH Consultant MD lroy@sachr.org Ext. 1034
Ruben Rivera SACHR peer rrivera@sachr.org Ext. 1033
Chiara Sovegni Harm Reduction Specialist csovegni@sachr.org Ext. 1020
Anamarie Toscano Kitchen Assistant atoscano@sachr.org Ext. 1035
Tanya Tripi-Weiss, MA NCC Behavioral Health Specialist ttripi-weiss@sachr.org Ext. 1008
Daisy Valentine Co-Program Service Manager dvalentine@sachr.org Ext. 1029
Kenneth Van Brackle Maintenance kvanbrackle@sachr.org Ext.1062
Wanda Velez, MSW Social Worker/Behavioral Health Specialist wvelez@sachr.org Ext. 1028
Edgar Velez, Facilities Coordinator evelez@sachr.org Ext. 1009
Peer Dispensed Syringe Exchange (PDSE)
Rob Gillard PDSE Rgillard@sachr.org
Syringe Outreach Response Team (SORT)
José Martinez SORT Team Member jmartinez@sachr.org
Erika Nesbitt SORT Team Member Enesbitt@sachr.org
SORT stands for Syringe Outreach Response Team, and is dedicated to cleaning up and safely disposing of used syringes in the South Bronx. They are also available to spread information about health and harm reduction resources. The team is pictured here with our Founder and CEO Joyce A. Rivera.
