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Our Brands

We only install brands that we know and trust. That way we can be certain that you are getting the best system possible.

With over 35 years of experience we know which equipment works well and gives optimum performance and reliability. We always choose the right specification and type of equipment to suit your building and or/grounds and to ensure you have a system that will meet your needs. To find out more about the types of equipment we use – you can view our brand gallery below.



Hochiki is one of the world’s leading manufacturers of commercial and industrial fire detection and emergency lighting solutions. With a heritage of innovative design and leading-edge technologies, Hochiki’s products have acquired global acceptance as the benchmark for high-integrity and long-term reliability.


Hikvision is the world’s leading provider of innovative security products and solutions. Hikvision invests 7 – 8% of its annual sales revenue to research and development; having established a complete, multi-level R&D system that includes every operation from research to design, development, testing, technical support, and service.

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About our company

Starting as a small local business in 1984, we have grown to be a national company looking after our customers all across the UK and some within Europe.

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Ways to pay

We offer a variety of payment options. These include payment on completion or leasing and rental options. Find out more here.

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Meet our teams

Our skilled and dedicated team bring new ideas to the marketplace, keep everything running smoothly and set standards across the industry.

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Get your FREE quote for your security system with GBSG
Call us on 01775 821 100 or contact us

Our accreditations and awards

BAFE Logo-200pxconstructionline-200pxEWCL5-Product Certification-UKAS logo2EWCL5-Product Certification-UKAS logo2EWCL5-Product Certification-UKAS logo2BSIA STDPrintSafeContractor-200px-v2