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 Non-profit
  The Academy of Integrative Health & Medicine is a healthcare focused 501(c)(3) nonprofit organization that provides training and research into health and wellness practices.
 
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 Non-profit
  The Academy of Political Science is a nonprofit academic organization that originated as a body within Columbia University, but which became independent in the early 19th century. Since 1886, it has published Political Science Quarterly, at first with the assistance of New York-based publisher George A. Plimpton, and, since
 
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 Non-profit
  Alliance of Californians for Community Empowerment (ACCE) Action is a left-of-center group that focuses on liberal housing policies including rent control. 11 ACCE Action participates in efforts to elect Democrats to office at all levels of
 
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 Non-profit
  The Alliance of Californians for Community Empowerment (ACCE) Institute is a California-based  501(c)(3) nonprofit that promotes left-of-center, redistributive policies such as government-controlled healthcare, rent control, increased taxation on businesses and wealthy individuals, decreased privatization of public services, and opposition to charter schools.
 
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 Non-profit
  Accelerate Action is a digital advocacy group and the sister organization of Accelerate Change, which provides its services to left-of-center organizations. 53
 
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 Non-profit
  The Accelerate Brain Cancer Cure (ABC2) is a 501(c)(3) nonprofit research funding organization focused on the treatment of brain tumors.
 
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 Non-profit
  Accelerate Change is a left-of-center organizing group which mainly funds and provides organizational consultation services to likeminded left-of-center organizations. It was formerly a project of the Center for Public Interest Research within the Public Interest Network, a controversial group of left-of-center advocacy organizations, but is now an independent
 
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 Non-profit
  Accelerator for America (AFA) is a left-of-center public policy think tank and advocacy group founded in 2017 by then-Los Angeles Mayor Eric Garcetti (D). The organization acts as a forum of local government officials and works on promoting public private partnerships and research and development regarding infrastructure and workforce
 
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 Non-profit
  Access Fund is a left-of-center environmentalist advocacy group that claims to support “incorporating the principles of Justice, Equity, Diversity, and Inclusion (JEDI) into our work to protect America’s climbing.” 68 Since
 
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 Non-profit
  Access Inc. provides job training, entrepreneurship assistance, and assistance with filing immigration-related paperwork primarily to youth and low-income people. The organization was founded in the wake of then-President Lyndon Johnson’s call for a “war on poverty.” The organization also played a role in the resettlement of refugees from Southeast Asia
 
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 Non-profit
  Access Living of Metropolitan Chicago (Access Living) is a disability services and advocacy organization led by people with disabilities. It provides training and resources for disabled people to support their ability to live independently, advocates for legislation and policies that support disabled people, and litigates against perceived discrimination.
 
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 Non-profit
  Access Now is a left-leaning internet access and digital rights advocacy group that works to decrease internet censorship and to curtail violations of privacy by businesses that collect the personal data of internet users. This group receives funding from some of the companies whose data collection practices it criticizes, such
 
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 Non-profit
  Access Strategies Fund is a Massachusetts-based investment group which funds left-leaning advocacy groups. It claims to on empower people of color, women, people who identify as LGBT, immigrants, and others whom the Fund believes have been disenfranchised and lack power in America.
 
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 Non-profit
  Access to Capital for Entrepreneurs (ACE) is a nonprofit organization that provides access to capital, education, and business development resources to new and existing environmentalist businesses. 140  The organization claims to connect
 
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 Non-profit
  The American Council for Capital Formation Center for Policy Research (ACCF CPR) is a business supportive 501(c)(3) nonprofit organization that promotes tax and regulatory reforms.
 
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 Non-profit
  Accion is a nonprofit microfinance organization that has “founded, invested in, and helped operate” more than 235 partner organizations, including microfinance institutions and financial service providers, since its founding in 1961. 154
 
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  Accompany Capital, formerly known as the Business Center for New Americans, is a New York-based loan and financial services provider servicing immigrants and refugees. 180 The organization offers a variety of loans and financial service programming
 
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 Non-profit
  The Accountability Board is a nonprofit that is involved in environmental, social, and corporate governance (ESG) activism.
 
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 Non-profit
  The Accountability Counsel is a left-of-center environmentalist organization that uses litigation and media campaigns to oppose construction projects in developing countries. Natalie Bridgeman Fields founded Accountability Counsel with the support of the environmentalist group Echoing Green.
 
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 Non-profit
  Accountability Lab is a nonprofit organization that works to expose governmental and aid sector corruption in developing countries. Blair Glencorse, the founder and executive director of Accountability Lab, is associated with the left-of-center groups Echoing Green and Americans for Informed Democracy.