Sterdy Communications (previously Interoffice Telephones Ltd) specialise in door entrance systems for both commercial and residential properties ranging from simple domestic and office audio and video systems to complex bespoke access systems.

Sterdy Communicatons only use fully qualified and experienced door entry technicians.
All of the systems we install use high quality industry standard products, as such you are given an assured after sales service guarantee of 1 year.

We provide no obligation quotations for new systems, upgrades or just cosmetic renovations as well as offer maintenance contracts based on a site visit to third party systems.

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Registered office: Sterdy Communicatons Ltd, The Officers Mess, Coldstream Road, Caterham, Surrey. CR3 5QX    -    Tel: 01883 333067