A breakdown of the 242 companies running CallTower.
Top industries
Professional and business services36
Financial services35
Industrial and manufacturing30
Construction and building29
Information technology and services25
Health and wellness14
Real estate and home services13
Hospitality and travel9
No industry recorded: 8
Company size
1–1020 (9%)
11–5048 (21%)
51–25080 (35%)
251–50043 (19%)
501–1,00014 (6%)
1,001–5,00017 (7%)
5,001–10,0002 (1%)
10,001+6 (3%)
Share of companies with a recorded size, by employees.
No size recorded: 12
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 CallTower data on this page.
How many companies use CallTower?
Firmable holds confirmed CallTower detections for 242 distinct companies, 171 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use CallTower?
CallTower Inc., miller milling company and Maplewood Senior Living are among the most prominent in the current set.
What industries use CallTower?
Professional and business services, financial services and industrial and manufacturing lead the set, across 17 industries in total.
What size companies use CallTower?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are CallTower users based?
The United States, Canada, Australia and Indonesia account for most detections, across 13 countries.
How current is this data?
171 companies were confirmed in the last 90 days. Last detection 13 October 2026.
