A breakdown of the 812K+ companies running Amazon S3.
Top industries
Information technology and services68K+
Professional and business services65K+
Art, sports and recreation60K+
Retail trade60K+
Hospitality and travel55K+
Financial services54K+
Construction and building43K+
Health and wellness41K+
No industry recorded: 144K+
Company size
1–10158,381 (42%)
11–50102,918 (27%)
51–25075,372 (20%)
251–50020,601 (5%)
501–1,0007,064 (2%)
1,001–5,00010,344 (3%)
5,001–10,0001,845 (<1%)
10,001+2,008 (1%)
Share of companies with a recorded size, by employees.
No size recorded: 433K+
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Frequently asked questions
About the Amazon S3 data on this page.
How many companies use Amazon S3?
Firmable holds confirmed Amazon S3 detections for 812,240 distinct companies, 497,399 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Amazon S3?
Steward Partners, Viant and The Michael J. Fox Foundation for Parkinson's Research are among the most prominent in the current set.
What industries use Amazon S3?
Information technology and services, professional and business services and art, sports and recreation lead the set, across 19 industries in total.
What size companies use Amazon S3?
Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.
Where are Amazon S3 users based?
The United States, Canada, Australia and Japan account for most detections, across 13 countries.
How current is this data?
497,399 companies were confirmed in the last 90 days. Last detection 14 October 2026.
