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Stephenson Gobin is a world leading manufacturer of high-quality electromagnetic solutions for industrial applications.
Since 1972 we have committed to a culture of innovation, offering a customised design service to deliver the best solution to our global customer base.


Geofire designs and manufactures a wide range of electromagnetic activation devices used as part of a fire, security or ventilation system.

These range from fire door holders and closers to smoke curtain releasers and roof vent winches.


SG Transmission designs and manufactures electromagnetic clutch and brake solutions for industrial applications across the world.

Guaranteeing safetyaccuracy and performance for the power transmission and motion control applications of tomorrow.

Latest news

Latest news, stories and blogs from SG Transmission and Geofire.

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Agrippa Fire Door Holder: Unique Technology Providing Enhanced Fire Safety
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Recognise it, Report it - Improving fire door safety

Geofire | 27th Sept 2023

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SG Transmission launches new German website

SG Transmission | 6th July 2023

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Stephenson Gobin 50th Anniversary

SG Transmission | 15th Aug 2022

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Join the Stephenson Gobin team

Stephenson Gobin, part of the British Engines Group, is committed to providing a safe, stimulating and rewarding working environment for all employees. Click below to visit the British Engines website and explore our current vacancies.

Terms and Conditions of Sale & Purchase

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Stephenson Gobin Limited Terms and Conditions of Sale

Stephenson Gobin | May 2024

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Stephenson Gobin  Terms and Conditions of Purchase

Stephenson Gobin | May 2024

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Contact us

Unit 20 Longfield Rd,

South Church Enterprise Park,

Bishop Auckland,

DL14 6XB



Tel: +44 (0)1388 770 360