A breakdown of the 9.5K+ companies running Modbus.
Top industries
Industrial and manufacturing2.9K+
Information technology and services1.9K+
Construction and building1.1K+
Resources, energy and utilities785
Professional and business services782
Education and training198
Media and telecommunications198
Financial services187
No industry recorded: 317
Company size
1–10807 (9%)
11–501,350 (15%)
51–2502,223 (25%)
251–5001,149 (13%)
501–1,000710 (8%)
1,001–5,0001,359 (16%)
5,001–10,000449 (5%)
10,001+680 (8%)
Share of companies with a recorded size, by employees.
No size recorded: 872
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Frequently asked questions
About the Modbus data on this page.
How many companies use Modbus?
Firmable holds confirmed Modbus detections for 9,599 distinct companies, 3,582 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Modbus?
Kodiak Gas Services, NORESCO and Chesapeake Utilities Corporation are among the most prominent in the current set.
What industries use Modbus?
Industrial and manufacturing, information technology and services and construction and building lead the set, across 19 industries in total.
What size companies use Modbus?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are Modbus users based?
The United States, Canada, Australia and Singapore account for most detections, across 13 countries.
How current is this data?
3,582 companies were confirmed in the last 90 days. Last detection 13 October 2026.
