The Administration on Intellectual and Developmental Disabilities
AIDD is the U.S. Government organization responsible for implementation of the Developmental Disabilities Assistance and Bill of Rights Act of 2000, known as the DD Act.

American Association on Intellectual and Developmental Disabilities
AAIDD promotes progressive policies, sound research, effective practices and universal human rights for people with intellectual and developmental disabilities.

The American Network of Community Options and Resources is a nonprofit trade association representing and advocating on behalf of the more than 800 private providers of services for Americans with disabilities.

APSE leads in the advancement of equitable employment for people with disabilities.

The Arc
The Arc is the world’s largest community-based organization of and for people with intellectual and developmental disabilities. It provides an array of services and support for families and individuals with over 780 chapters across the nation.

Autism Society of America 
ASA exists to improve the lives of all affected by autism, through public awareness about the day-to-day issues faced by people on the spectrum, and advocating for appropriate services for individuals across their lifespan.

Best Buddies International, Inc.
Best Buddies is a nonprofit 501(c)(3) organization dedicated to enhancing the lives of people with intellectual disabilities by providing opportunities for one-to-one friendships and integrated employment.

Human Rights Campaign
As the largest civil rights organization working to achieve equality for lesbian, gay, bisexual and transgender Americans, the Human Rights Campaign represents a force of more than 1.5 million members and supporters nationwide.

National Association for Down Syndrome
NADS is the oldest organization in the country serving people with Down syndrome and their families. The mission is to ensure that all people with Down syndrome have the opportunity to achieve their potential in all aspects of community life.

National Center for Cultural Competence
The mission of the NCCC is to increase the capacity of health care and mental health care programs to design, implement, and evaluate culturally and linguistically competent service delivery systems to address growing diversity, persistent disparities, and to promote health and mental health equity.

National Dissemination Center for Children with Disabilities 
NDCCD serves the nation as a central source of information on: disabilities in infants, toddlers, children, and youth; IDEA; No Child Left Behind; and research-based information on effective educational practices.

The President’s Committee for People with Intellectual Disabilities
The President’s Committee improves the lives of people with intellectual disabilities and upholds their right to enjoy a quality of life that promotes independence, self-determination, and full participation as productive members of society.

The Society of Human Resource Management 
The Society for Human Resource Management (SHRM) is the world’s largest association devoted to human resource management.

U.S. Department on Health and Human Services 
The Health Resources and Services Administration works to improve individual health and build healthy communities, health care providers need to recognize and address the unique culture, language and health literacy of diverse consumers and communities.

Department on Disability Services
DDS is responsible for the delivery of services to District of Columbia citizens with intellectual, developmental and other disabilities.

Quality Trust
Quality Trust’s mission is to be an independent catalyst for change in the lives of people  with developmental disabilities in DC so that they can experience full membership in the communities they choose.

University Legal Services Protection and Advocacy Program
University Legal Services is a private, non-profit organization that serves as the District’s federally mandated P&A system for the human, legal and service rights of people with disabilities.

Department of Behavioral Health and Intellectual disAbility Services
The mental retardation service system is evolving from one focused on providing service large institutions to one based on a flexible and dynamic system of supports and services close to home and community.

Disability Rights Network of Pennsylvania
The Disability Rights Network’s vision is that all Pennsylvanians with disabilities are empowered with opportunities and choices, are valued members of their communities, have access to quality education, employment opportunities, and housing options.

Office of Vocational Rehabilitation
OVR is the Pennsylvania Office of Vocational Rehabilitation, a state agency that helps people with disabilities help themselves to prepare for, start, and maintain a career. OVR has fifteen offices located throughout Pennsylvania with over 400 professional vocational rehabilitation counselors.

Pennsylvania Association of Resources
PAR represents home and community-based service providers from every region of the Commonwealth, providing services to people with autism and intellectual disabilities.

Department of Intellectual and Developmental Disabilities
DIDD provides leadership and direction in a service delivery system that offers a continuum of services and supports so that persons with intellectual and developmental disabilities will be gainfully employed to their maximum ability, live in quality homes, develop meaningful relationships, and are part of the community in which they live.

Disability Law and Advocacy Center of Tennessee
Disability Law & Advocacy Center of Tennessee (DLAC) advocates for the rights of Tennesseans with disabilities to ensure they have an equal opportunity to be productive and respected members of our society.

Tennessee Community Organizations (TNCO)
TNCO is a statewide trade association for community organizations that provide services to people with intellectual and developmental disabilities in Tennessee.

The Arc of Northern Virginia
The Arc promotes and protects the human rights of people with intellectual and developmental disabilities and actively supports their full inclusion and participation in the community throughout their lifetimes.

Department of Behavioral Health and Developmental Services
Available to citizens statewide, Virginia’s public mental health, intellectual disability and substance abuse services system is comprised of 16 state facilities and 40 locally-run community services boards (CSBs).

Virginia Office for Protection and Advocacy
The Virginia Office for Protection and Advocacy (VOPA) helps with disability-related problems like abuse, neglect, and discrimination. VOPA also helps people with disabilities obtain services and treatment.

vaACCSES, is a statewide association of organizations providing quality employment, residential, day support, training, and support services for persons with disabilities.