Campus Advisory Classes are in session remotely through the end of spring semester. Our satellite centers in Manhattan, Hudson Valley and Suffolk County are closed; however, all staff and units are accessible remotely. Adelphi's Garden City campus is operational with only essential personnel on-site. » COVID-19 Response

Coronavirus Updates on Operations: Department or campus operations may be modified during this time. Please call or email the department for more information or visit

Our Clients

We build strong relationships with local and national organizations.

ACLU of New Mexico’s Regional Center for Border Rights

ACT for Youth

Adelphi – Institute for Parenting

Adelphi NY Statewide Breast Cancer Hotline & Support Program

Adults & Children with Learning and Developmental Disabilities

Alternatives Counseling Services

American Friends Service Committee NJ’s Immigrant Rights Program

American Immigration Council

American Indian Community House

Animal Cancer Foundation

Animal Rescue Fund

Association of Fundraising Professionals – Long Island

Babylon Citizens Council on the Arts

Bay Street Theatre

Bethpage Federal Credit Union

Border Network for Human Rights – Texas

Boys & Girls Club of the Bellport Area

Brighter Tomorrows

Canine Companions for Independence

Care & Recreational Center


Center for New Community

Center for Restorative Practices

Central Nassau Guidance and Counseling Services

Centro Cultural Hispano de Oyster Bay, East Norwich y Vecindades

Changing Hands

Child Care Council of Nassau

Child Care Council of Suffolk

Children’s Museum of the East End

Choice for All

CHP International/Jobcorps

Cinema Arts of Huntington



Community Chest of Port Washington

Community Housing Innovations

Community Housing Organization

Community Mainstreaming Associates

Community Outreach Group for Landscaping Design

Council for a Strong America

Curtis Riley Community Development Corporation

Docs for Tots

Domestic Harmony Foundation

Dominican Sisters of Amityville


Early Care and Learning Council

Early Years Institute

East End Arts

East Hampton Day Care Center

Eastville Community Historical Society

Eglevsky Ballet

Ellen P. Hermanson Foundation

Empire Justice Center


Episcopal Charities of Long Island

Episcopal Ministries of Long Island

Esperanza Enterprises

Every Child Matters

Extreme Kids and Crew

Fair Media Council

Families for Freedom

Family & Children’s Association

Family Preservation Services of Long Island

Family Service League

Family Support Long Island

Family Values at Work

Farmingdale Citizens for Viable Solutions

Farmingville Residents Association

Five Towns Child Care Center

Five Towns Community Center

Five Towns Community Chest

Freeport Pride

Friends of Karen

Friends of the Bay

Georgia Latino Alliance for Human Rights

Grantmakers for Children, Youth & Families

Girl Scouts of Suffolk County

Girls Inc. of Long Island

Girls on the Run

Grassroots Leadership

Greater Bellport Coalition

Habitat for Humanity of Nassau County

Habitat for Humanity of Suffolk


Hagedorn Foundation

Haitian-American Family of Long Island

Hollackville Museum Farm

Hance Family Foundation

Harbor Child Care Center

Have a Heart

Health & Welfare Council of Long Island

Healthcare Compliance Strategy d/b/a HealthStream

Hempstead Boys & Girls Club

Herstory Writers Workshop

Hispanic Counseling Center

Hope for Youth

Huntington Arts Council

Huntington Community Council

Huntington Historic Partnership

Huntington Township Housing Coalition

Immigrant Defense Project

Immigrant Legal Resource Center

Immigration Legal Services of Long Island

Indian Health Services

International Quorum of Motion Picture Producers

Islip Arts Council

Jewel Human Services

Jobs with Justice

Just Like Me

Kids Need More

La Fuente

La Fuerza Unida CDC

Landmark on Main Street

Latino Justice

Leadership Training Institute

Let All the Children Play




Literacy Nassau

LI Trio

Littig House Community Center

Long Beach Latino Civic Association

Long Island Advocacy Center

Long Island Against Domestic Violence

Long Island Arts Alliance

Long Island Association

Long Island Care Harry Chapin Food Bank

Long Island Chapter Leukemia & Lymphoma Society

Long Island Civic Engagement Table

Long Island Community Foundation

Long Island Council of Churches

Long Island Council on Alcoholism and Drug Dependence

Long Island Crisis Center

Long Island Families Together

Long Island Head Start

Long Island Housing Services

Island Immigration Alliance

Long Island Masterworks

Long Island Minority Aids Coalition

Long Island North Shore Heritage Area

Long Island Organizing Network

Long Island Philharmonic

Long Island Wins

Long Island Women’s Agenda

Lupus Alliance of Long Island/Queens

Lutheran Counseling Center 

Make-A-Wish Foundation

Make the Road New York

MANA products

Manhasset Community Fund

Manhasset Women’s Coalition Against Breast Cancer

Marcie Mazzola Foundation

Martin De Porres School

Maureen’s Haven

Media in the Public Interest

Medical Society of the County of Queens

Mental Health Association of Nassau County


Middle Country Coalition for Smart Growth

Middle Country Public Library

Molloy College


Nassau Community College

Nassau/Suffolk Law Services 

National Association of Mothers’ Centers

National Border Table

National Committee of Grandparents for Children’s Rights

National Day Laborer Organizing Event

National Immigration Forum

National Immigration Law Center

National Immigration Project of the National Lawyer’s Guild

National Museum of Mathematics

National Organization of Italian American Women

Native American Indian Lifelines

Nebraska Appleseed

New Ground

New York Civic Engagement Table

New York Civil Liberties Union – Nassau Chapter

New York Communities for Change

New York Paid Family Leave

North Fork Spanish Apostolate

North Shore Land Alliance

Options for Community Living

Patient AirLift Services


Parent Child Home Program

Parent Leadership Initiative of the Child Care Council of Suffolk

Peace Valley Haven

Playback NYC

Port Washington Children’s Center

Positive Behavior Support Community Foundation

Progressive States Network

Project Grad Long Island

PRONTO of Long Island



Quality Consortium of Suffolk County

Residents for Efficient Special Districts

Rio Grande Valley Equal Voice Network

Riverhead Foundation for Marine Research and Preservation

Robert David Lion Gardiner Foundation

Ronald McDonald House Charities 

Ronald McDonald House of Long Island

Ronald McDonald House of the Greater Hudson Valley

Roosevelt Community Revitalization Group 

RSVP Suffolk



School Board of Westbury

Seatuck Environmental Association

SEPA Mujer

Shinnecock Indian Foundation

Shinnecock Indian Nation Fund

Society for the Preservation of Long Island Antiquities

Sophia’s Garden

South Shore Child Guidance Center

Southhampton Cultural Center

Southhampton Housing Authority

Southeast Asia Resource Action Center

Southern Border Communities Coalition

Splashes of Hope

Strength for Life


Suffolk Community Council

Suffolk County Historical Society

Suffolk County Parks Foundation

Suffolk Law Academy 

Suffolk Perinatal Coalition

Suffolk Y Jewish Community Center

Sustainable Long Island 

Sylvester Manor Educational Farm 

The Art Guild of Port Washington

The Center for Rapid Recovery

The Family Life Center

The Institute for Parenting at Adelphi University

The Opening Word

The Parent-Child Home Program

The Parent Resource Network and the JCC

The Retreat

The Waterfront Center

Unitarian Universalist Congregation at Shelter Rock

United Cerebral Palsy of Suffolk

United Veterans Beacon House

United Way of Long Island

United We Dream

Vanderbilt Museum and Planetarium

Variety Child Learning Center

Vladmir Nielson Music Festival


Westbury Community Improvement Corporation

Westbury School Board

Winthrop University Hospital

Witness for Peace

Women’s Fund of Long Island

YES Community Counseling Center

Yours Ours Mine Community Center

Youth and Family Counseling Agency of Oyster Bay – East Norwich


For further information, please contact:

Center for Nonprofit Leadership
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