A breakdown of the 153K+ companies running JavaScript.
Top industries
Information technology and services57K+
Professional and business services23K+
Financial services10K+
Industrial and manufacturing9.9K+
Education and training7.4K+
Construction and building5.3K+
Health and wellness4.7K+
Art, sports and recreation4.6K+
No industry recorded: 7.3K+
Company size
1–1020,111 (16%)
11–5032,108 (25%)
51–25039,283 (31%)
251–50014,733 (11%)
501–1,0007,597 (6%)
1,001–5,00010,426 (8%)
5,001–10,0002,180 (2%)
10,001+2,215 (2%)
Share of companies with a recorded size, by employees.
No size recorded: 24K+
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Frequently asked questions
About the JavaScript data on this page.
How many companies use JavaScript?
Firmable holds confirmed JavaScript detections for 153,009 distinct companies, 48,196 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use JavaScript?
Tarsus Pharmaceuticals, Inc., Sorren and Viant are among the most prominent in the current set.
What industries use JavaScript?
Information technology and services, professional and business services and financial services lead the set, across 19 industries in total.
What size companies use JavaScript?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are JavaScript users based?
The United States, Canada, Australia and the Philippines account for most detections, across 13 countries.
How current is this data?
48,196 companies were confirmed in the last 90 days. Last detection 13 October 2026.
