A breakdown of the 341 companies running Volcanic.
Top industries
Professional and business services200
Information technology and services28
Construction and building12
Financial services11
Health and wellness11
Education and training10
Industrial and manufacturing9
Transport9
No industry recorded: 17
Company size
1–1068 (22%)
11–5099 (32%)
51–25069 (22%)
251–50024 (8%)
501–1,00024 (8%)
1,001–5,00022 (7%)
5,001–10,0003 (1%)
10,001+5 (2%)
Share of companies with a recorded size, by employees.
No size recorded: 27
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Frequently asked questions
About the Volcanic data on this page.
How many companies use Volcanic?
Firmable holds confirmed Volcanic detections for 341 distinct companies, 340 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Volcanic?
Sharp & Carter, FinXL and Charterhouse Partnership are among the most prominent in the current set.
What industries use Volcanic?
Professional and business services, information technology and services and construction and building lead the set, across 19 industries in total.
What size companies use Volcanic?
Adoption concentrates in the 11-50 employee band, across the companies whose size is recorded.
Where are Volcanic users based?
The United States, Australia, Singapore and Canada account for most detections, across 13 countries.
How current is this data?
340 companies were confirmed in the last 90 days. Last detection 13 October 2026.
