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Contact G4S UK

Contact Us

UK Registered Office

G4S Limited, 6th Floor, 50 Broadway, London SW1H 0DB United Kingdom 

Contact us on +44 (0)208 770 7000


To be connected to the relevant department please call our switchboard

G4S Switchboard

UK 08.00 - 17.00 Mon - Fri

Keyholding enquiries

for questions about keyholding in the UK please contact:

Keyholder enquiries

Contact our offices

UK Office

6th Floor, 50 Broadway, London SW1H 0DB

Ireland Office

12 Heron View Airport Road West Belfast BT3 9LN

Speak Out

Our Speak Out Global Hotline, encourages our people to report concerns about serious wrongdoing, such as breaches of laws, regulations or company policy.

You can report an issue by copying and pasting the below URL into your web browser or by using the hotline number.

Whistleblowing hotline



If you are a supplier or have an enquiry about procurement please contact:

Supplier enquiries

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