A breakdown of the 141 companies running Black Book.
Top industries
Transport66
Media and telecommunications29
Industrial and manufacturing9
Retail trade6
Art, sports and recreation4
Education and training4
Information technology and services4
Financial services3
No industry recorded: 10
Company size
1–1027 (28%)
11–5026 (27%)
51–25022 (22%)
251–50012 (12%)
501–1,0003 (3%)
1,001–5,0006 (6%)
10,001+2 (2%)
Share of companies with a recorded size, by employees.
No size recorded: 43
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Frequently asked questions
About the Black Book data on this page.
How many companies use Black Book?
Firmable holds confirmed Black Book detections for 141 distinct companies, 105 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Black Book?
good culture, Toyotaofdothan and Lincoln Motor Company are among the most prominent in the current set.
What industries use Black Book?
Transport, media and telecommunications and industrial and manufacturing lead the set, across 13 industries in total.
What size companies use Black Book?
Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.
Where are Black Book users based?
The United States, Australia, Canada and Indonesia account for most detections, across 13 countries.
How current is this data?
105 companies were confirmed in the last 90 days. Last detection 7 September 2026.
