A breakdown of the 176 companies running Referral Factory.
Top industries
Information technology and services30
Professional and business services26
Financial services23
Education and training19
Construction and building12
Industrial and manufacturing10
Health and wellness9
Hospitality and travel6
No industry recorded: 11
Company size
1–1036 (23%)
11–5039 (25%)
51–25046 (29%)
251–50019 (12%)
501–1,0003 (2%)
1,001–5,0009 (6%)
5,001–10,0003 (2%)
10,001+4 (3%)
Share of companies with a recorded size, by employees.
No size recorded: 17
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Frequently asked questions
About the Referral Factory data on this page.
How many companies use Referral Factory?
Firmable holds confirmed Referral Factory detections for 176 distinct companies, 134 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Referral Factory?
Guardian Alarm, Vention and Gateway Fiber are among the most prominent in the current set.
What industries use Referral Factory?
Information technology and services, professional and business services and financial services lead the set, across 19 industries in total.
What size companies use Referral Factory?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are Referral Factory users based?
The United States, Canada, Australia and the Philippines account for most detections, across 13 countries.
How current is this data?
134 companies were confirmed in the last 90 days. Last detection 13 October 2026.
