Attending Organizations Include:

ABFE

AchieveMission

ACT for Alexandria

Alliance for Strong Families and Communities

Association of Baltimore Area Grantmakers

Baltimore Corps

Beacon House

Borealis Philanthropy

Building For Mission

Building Movement Project

Bush Foundation

CareSource

Center for Law and Social Policy

Chamber Music Society of Detroit

CLASP

CoAct Consulting

Community Wealth Partners

Compass Talent Group

CompassPoint

Council of Chief State School Officers

Council on Foundations

DC Office of the Student Advocate

Emerging Practitioners in Philanthropy

Eugene and Agnes E. Meyer Foundation

Every Level Leads

Federal Judicial Center

Feedback Labs

Ford Foundation

Full Frame Initiative, Inc.

Funders for LGBTQ Issues

Grantmakers For Effective Organization

GuideStar

Hackman Consulting Group

Harris County Youth Collective

Hispanics in Philanthropy

IAM Associates

iMentor 

Independent Sector

Interaction Institute for Social Change

Juvenile Law Center

Koya Leadership Partners

Leadership for Educational Equity

Learning for Action

Living Cities

Management Assistance Group (MAG)

National Committee for Responsive Philanthropy

National Human Services Assembly

National Women's Law Center

NeighborWorks America

Nonprofit Professionals Advisory Group, LLC (NPAG)

Office of the Student Advocate

Peace and Security Funders Group

PennSERVE

Philanthropy New York

Planned Parenthood of NYC

Pomegranate Group, Nonprofit Consulting

ProInspire

Reading Partners

RoadMap Consulting

Safe Routes to School National Partnership

SAGE

Schott Foundation for Public Education

Spark Consulting

The B.A. Rudolph Foundation

The Bridgespan group 

The Corps Network

The Full Frame Initiative

The LGBT Center

The Management Center

Third Sector Capital Partners

True Colors Fund

U.S. Department of Justice

United Philanthropy Forum

Viewpoint Consulting

Washington Performing Arts

Washington Regional Association of Grantmakers

Wayfinding Partners

YMCA of the USA