stars 1 stars 2 stars 3

View CLASS SIZE MATTERS's top competitors like AASA, The School Superintendents Association, AFT, and Center for American Progress.

National Education Association
The National Education Association (NEA), the nation's largest professional employee organization, is committed to advancing the cause of public education. NEA's 3 million members work at every level of education—from pre-school to university graduate programs. NEA has affiliate organizations in every state and in more than 14,000 communities across the United States.
Cranston, Rhode Island, US
Non profit
$381.4M Revenue
http://www.nea.org
1.4K Employees
AFT
The AFT is a union of professionals that champions fairness; democracy; economic opportunity; and high-quality public education, healthcare and public services for our students, their families and our communities. We are committed to advancing these principles through community engagement, organizing, collective bargaining and political activism, and especially through the work our members do.
Washington, District of Columbia, US
Non profit
$191.5M Revenue
http://www.aft.org
906 Employees
Center for American Progress
The Center for American Progress is an independent, nonpartisan policy institute that is dedicated to improving the lives of all Americans through bold, progressive ideas, as well as strong leadership and concerted action. Our aim is not just to change the conversation, but to change the country.
Washington, District of Columbia, US
Non profit
$60.7M Revenue
http://www.americanprogress.org/about-us/
319 Employees
G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
g2crowd
G2Crowd Trusted
chromestore
300K+ Plugin Users