A breakdown of the 680 companies running GuideStar.
Top industries
Not for profit193
Education and training97
Professional and business services72
Health and wellness67
Art, sports and recreation43
Financial services36
Government and public services27
Information technology and services23
No industry recorded: 24
Company size
1–1041 (6%)
11–50141 (22%)
51–250234 (37%)
251–50098 (15%)
501–1,00044 (7%)
1,001–5,00055 (9%)
5,001–10,0008 (1%)
10,001+20 (3%)
Share of companies with a recorded size, by employees.
No size recorded: 39
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Frequently asked questions
About the GuideStar data on this page.
How many companies use GuideStar?
Firmable holds confirmed GuideStar detections for 680 distinct companies, 79 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use GuideStar?
United Way of New York City, Oregon Health & Science University Foundation and Youth For Christ USA Inc. are among the most prominent in the current set.
What industries use GuideStar?
Not for profit, education and training and professional and business services lead the set, across 19 industries in total.
What size companies use GuideStar?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are GuideStar users based?
The United States, Australia, Canada and Indonesia account for most detections, across 13 countries.
How current is this data?
79 companies were confirmed in the last 90 days. Last detection 7 September 2026.
