About us

A quality and compliant company who listens to what our Customers want.

Passive Fire Protection Specialists

As a company, we pride ourselves on providing a first class service from initial consultation to completion of a contract, whilst ensuring that the most cost effective work ethos and professional working relationship is maintained for our clients.

As we are members of some of the leading UK construction company supply chains, we have completed works throughout the UK. As these relationships continue, GSI are now receiving ever increasing repeat contracts.


years experience





Our accreditations

GSI pride ourselves in providing high quality service whilst remaining Health & Safety compliant.

Acclaim logo

Building confidence logo

CHAS logo

Constructionline logo

CQMS logo

Firas logo

Smas logo

Committed to quality

GSI understand that the quality of the service we provide is how we will be judged. Therefore, we are committed to quality and operate an independently audited quality system.

Our quality management system is designed to ensure we construct all works to the clients’ specific requirements, codes of practice and current British standards, through a process of checking, test and inspection.

You can find our Quality Policy here and for further information please contact us.

Contact us

The team

Graeme Waugh

Snr. Commercial Director


Spencer Coomes

Contracts Director


Daniel Hill

Commercial Director


Deep Virdi

Operations Director


Daniel Coomes



Who we work with

Our reputation for quality and compliance coupled with our “in house” technical ability has allowed us to forge strong working relationships with leading companies in the UK.

osborne logo

kier logo

Multiplex logo

Bougues logo

Willmott Dixon logo

Wates logo

crest logo

balfour logo

Mclaren logo

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