A breakdown of the 1.4K+ companies running ClientJS.
Top industries
Retail trade255
Industrial and manufacturing149
Information technology and services139
Education and training116
Financial services104
Art, sports and recreation96
Media and telecommunications83
Professional and business services60
No industry recorded: 168
Company size
1–10172 (19%)
11–50172 (19%)
51–250192 (22%)
251–50085 (10%)
501–1,00055 (6%)
1,001–5,000126 (14%)
5,001–10,00033 (4%)
10,001+58 (6%)
Share of companies with a recorded size, by employees.
No size recorded: 515
Versions detected
3 versions across the confirmed companies. Counts are distinct companies seen running that version.
0.2.133
0.1.111
2.01
One dataset. Four ways to sell.
Match the deepest technology intelligence against the most comprehensive data on companies and people – such as who is growing, raised capital or changed role – for pinpoint precision on GTM campaigns.
Competitor displacement
Find the accounts running a competitor today and go after them with the right argument.
Complementary tools
Target companies whose stack sits alongside yours and integrates without a fight.
Service partners
Identify implementers and agencies already working in the technologies you support.
Market insights
Map your total addressable market and track aggregated trends such as AI maturity.
Frequently asked questions
About the ClientJS data on this page.
How many companies use ClientJS?
Firmable holds confirmed ClientJS detections for 1,408 distinct companies, 956 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use ClientJS?
Bookmark Medical, Compass Education and AMMEX Corporation are among the most prominent in the current set.
What industries use ClientJS?
Retail trade, industrial and manufacturing and information technology and services lead the set, across 19 industries in total.
What size companies use ClientJS?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are ClientJS users based?
The United States, Australia, Canada and Singapore account for most detections, across 13 countries.
How current is this data?
956 companies were confirmed in the last 90 days. Last detection 14 October 2026.
