Contact Us

Visit or write to us at:
130–136 Sydenham Road
London SE26 5JY

Office hours: 9am to 5pm Monday to Friday.

General enquiries: 020 8778 6699
The line is staffed from 9am to 5pm, Monday–Friday. Outside normal office hours, a recorded message will give you further information.

Repairs freephone: 0808 178 6785 (Gilmartins).

By e-mail:

Text: You can text us on 07537 400 527. Please make sure you include your name and/or address.

Fax: 020 8676 7811.

Complaints: We welcome complaints as opportunities for us to put things right and improve our services. You can submit a complaint to us through the Contact Form on this page. You can also submit a complaint to us by telephoning the general enquiries number above, writing a letter, speaking to a member of Hexagon staff in person, or by emailing:

For Media/PR enquiries, please email 

NB: All emergency repairs can be reported directly to our ‘Out of Hours’ Service on 0808 178 6785 when the main Hexagon office is closed. Smith & Byford can be contacted directly on 0800 088 4433 or 020 8722 3434, 24 hours a day, 365 days of the year to report all heating and hot water related queries. 

How to Get to Us

By Rail: London Overground (Highbury & Islington) and Southern Rail (London Bridge) both stop at Sydenham Train Station, which is a 10-minute walk from our offices.

By Bus: The following buses all stop along Sydenham Road: 202, 450, 194, 75, 356.

Contact Form