Three UK

Three UK is a prominent connectivity company in the United Kingdom, launched on March 3, 2003. It was the first in the UK to offer a 100% 3G network and has since expanded to provide 4G and 5G services, recognized for having the fastest 5G network in the country. As part of CK Hutchison Holdings Limited, Three UK serves approximately 10.3 million active customers and operates over 297 retail stores across the UK. The company offers a variety of mobile network services, including tailored mobile plans and contracts. Customers can purchase a range of mobile handsets and devices through its retail and online platforms. Three UK also provides additional features like WIFI calling through its 3 inTouch app and access to the Virgin WIFI network at 130 London Underground stations. With a network that covers 99% of the UK population, Three UK plays a significant role in the mobile data landscape, carrying 34% of the country's mobile data traffic.

Telecommunications Reading, United Kingdom Founded 2003 ~265 employees

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Employees
265
-0.7% in the 3 months to Jun 2025
12-month attrition
5.3%
Tech: 3.6%
H1B sponsor
NA

Headcount trend

Three UK went from 274 employees in Jul 2023 to 265 in Jun 2025. Jan to Jun 2025: 2 people joined, 3 left.

Headcount data through Jun 2025

Org structure

Headcount by department

Other184
Success23
Sales17
Operations12
Engineering12
HR8
Marketing5
Finance3

Three UK FAQ

How many employees does Three UK have?

Three UK has about 265 employees, down 0.7% over the 3 months to Jun 2025.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.