A breakdown of the 931 companies running Willis Towers Watson.
Top industries
Financial services179
Industrial and manufacturing126
Information technology and services110
Professional and business services105
Media and telecommunications58
Education and training51
Hospitality and travel41
Health and wellness40
No industry recorded: 29
Company size
1–1029 (3%)
11–5063 (7%)
51–250108 (13%)
251–50072 (8%)
501–1,00074 (9%)
1,001–5,000239 (28%)
5,001–10,00082 (10%)
10,001+196 (23%)
Share of companies with a recorded size, by employees.
No size recorded: 68
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Frequently asked questions
About the Willis Towers Watson data on this page.
How many companies use Willis Towers Watson?
Firmable holds confirmed Willis Towers Watson detections for 931 distinct companies, 114 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Willis Towers Watson?
NZ Super Fund, BW Energy and Carrum Health are among the most prominent in the current set.
What industries use Willis Towers Watson?
Financial services, industrial and manufacturing and information technology and services lead the set, across 19 industries in total.
What size companies use Willis Towers Watson?
Adoption concentrates in the 1,001-5,000 employee band, across the companies whose size is recorded.
Where are Willis Towers Watson users based?
The United States, Australia, Canada and Singapore account for most detections, across 13 countries.
How current is this data?
114 companies were confirmed in the last 90 days. Last detection 7 September 2026.
