What departments does Three UK have?

Three UK has employees across 16 departments including Information Technology, Human Resources, Entrepreneurship, Accounting, Engineering.

What is the largest department at Three UK?

The largest department at Three UK is Engineering with 7 employees.

Where are Three UK employees located globally?

Three UK has employees across 7 continents and 82 countries including South Africa, Algeria, Ghana, Egypt, Chad.

How has Three UK's team size changed over time?

Three UK's team has decreased from approximately 7.8K to 3.3K employees based on available data.

Three UK Employee Directory

Q: Who are Three UK's key employees and leadership?

Three UK's key employees include: Executive Assistant To Chief Executive Officer: S. L., Chief Executive Officer: F. Y., Ceo: C. N., Cio Vendor Manager: S. C., Cfo Team Coordinator: V. B..

TelecommunicationsEngland, United Kingdom5001-10000 Employees

Three UK operates a large mobile network in the United Kingdom, based in Reading, England, and was founded in 2003 with the aim of challenging the mobile industry. The network covers 99% of the UK outdoor population and handles a substantial share of mobile data traffic. The operator holds more 5G-exclusive spectrum than any other UK network, enabling enhanced experiences as 5G is deployed. 

Beyond connectivity, Three UK maintains sponsorships with Chelsea FC’s men’s and women’s teams and Channel 4’s Gogglebox. It is also a partner of Samaritans, supporting efforts to connect people with emotional support. In 2025, the company announced a partnership with Airtime Rewards to offer customers money off their monthly bill.

Three UK Global Highlights

Europe
3.5K

United Kingdom Of Great Britain And Northern Ireland
3.2K
Ireland
142
Italy
48
Sweden
46
Denmark
31
Germany
18
France
9
Spain
8
Austria
6
Slovakia
3
Bulgaria
2
Ukraine
2
Portugal
2
Switzerland
2
Albania
2
Latvia
1
Finland
1
Greece
1
Serbia
1
Azerbaijan
1
Belgium
1
Hungary
1
Romania
1
Armenia
1
Belarus
1

Asia
400

India
279
Indonesia
37
China
20
Russian Federation
7
Pakistan
7
Viet Nam
7
Saudi Arabia
6
Iran
5
United Arab Emirates
5
Turkey
3
Japan
3
Israel
3
Bangladesh
2
Malaysia
2
Yemen
2
Sri Lanka
2
Qatar
2
Kazakhstan
2
Philippines
1
Jordan
1
Thailand
1
Kuwait
1
Cambodia
1
Singapore
1

North America
82

United States Of America
68
Canada
9
Mexico
5

South America
34

Brazil
22
Colombia
3
Argentina
2
Chile
2
Paraguay
1
Venezuela
1
Bolivia
1
Peru
1
Ecuador
1

Oceania
22

Australia
21
New Zealand
1

Africa
19

South Africa
4
Egypt
4
Ghana
2
Algeria
1
Chad
1
Kenya
1
Côte D'ivoire
1
Senegal
1
Ethiopia
1
Nigeria
1
Tunisia
1
Morocco
1

Three UK's Leadership

F. Y.
Chief Executive Officer
Mobile Phone
Email
C. N.
Ceo
Mobile Phone
Email
S. C.
Cio Vendor Manager
Mobile Phone
Email
V. B.
Cfo Team Coordinator
Mobile Phone
Email
N. G.
Cto Finance Manager
Mobile Phone
Email
P. O.
Cto Planning And Delivery Director
Mobile Phone
Email
R. M.
Chief Finance Officer
Mobile Phone
Email
K. J.
Chief Information Officer Vendor Governance Assistant
Mobile Phone
Email

Three UK Employee Metrics

100%

50%

0%

2026

2025

Sales
Engineering
Analytics
Customer Success
Consultant
Other
Retail
Business
Administrative
Information Technology
Arts & Design
Support

Contact profiles from Three UK

Name

Title

Contact Info

Location

Last Update

C. S.
Head Of Develpoment, Cto
Mobile Phone
Email
United KingdomEngland
Jul 25, 2026
C. M. C.
Partner Performance Manager
Mobile Phone
Email
Jun 24, 2026
S. P.
Retail & Partner Quality Assurance Advisor
Mobile Phone
Email
United KingdomEngland
Mar 24, 2026
F. K.
Founder And Coo, Smi Petroleum Canada
Mobile Phone
Email
Venezuela
Jul 01, 2026
V. B.
Cfo Team Coordinator
Mobile Phone
Email
United KingdomEngland
Apr 15, 2026
R. M.
Chief Finance Officer
Mobile Phone
Email
IndiaMaharashtra
May 31, 2026
N. G.
Cto Finance Manager
Mobile Phone
Email
United KingdomEngland
Mar 25, 2026
C. D.
Scheduling Partner
Mobile Phone
Email
United Kingdom
Oct 04, 2022
E. I.
Owner
Mobile Phone
Email
UNITED KINGDOMBerkshire
Oct 31, 2023
F. Y.
Chief Executive Officer
Mobile Phone
Email
Feb 03, 2026

Frequently Asked Questions

What is Three UK known for?

Three UK was founded in 2003 operates in the Telecommunications industry; you can contact the main corporate office by phone at

+44-870-733-****

. Explore Three UK's company overview page for more information.

What is Three UK's most common email format?

Three UK employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Three UK email formats with LeadIQ.

How many employees does Three UK have currently?

Three UK has approximately 5.2K employees as of July 2026. These team members are located across 6 continents, including EuropeAsiaNorth America.

Who are Three UK's key employees and leadership?

As of July 2026, Three UK's key employees include:

Chief Executive Officer: F. Y.
Ceo: C. N.
Cio Vendor Manager: S. C.
Cfo Team Coordinator: V. B.
Cto Finance Manager: N. G.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking

Three UK Employee Directory

Find Three UK employees' phone numbers or email addresses

Name search is limited — try advanced search instead