On Site Security Ltd is a professional security company in the North West, delivering structured, ACS-approved security services to commercial, industrial and construction environments across the region.
We support clients throughout Manchester, Liverpool, Preston, Bolton and surrounding locations with disciplined, performance-led security deployment tailored to operational risk and site-specific requirements.
SIA-licensed security officers
Structured mobilisation procedures
Accountable regional management oversight
Transparent reporting systems
Responsive operational support
Not fluffy benefits.
Operational strength.
Our operations across the North West are structured, compliant and performance-driven — ensuring consistent service delivery across Manchester, Liverpool, Preston, Blackpool and surrounding areas. Each contract operates under clear reporting frameworks, accountable supervision and defined mobilisation procedures.
Every deployment is managed through structured oversight, transparent performance monitoring and clearly defined accountability channels, ensuring reliability across both long-term contracts and short-notice assignments.
We provide security services across:
Manchester
Liverpool
Preston
Bolton
Blackpool
Blackburn
Warrington
Stockport
Wigan
Cheshire
Construction Security
Event Security & Staffing
Fire Marshal / Waking Watch
Hospitality Security
Industrial Security
Need a Security Company in the North West?
Contact our operations team today to discuss planned or urgent deployment requirements.
Registered in England and Wales. Company number 11467839.
Address: Unit 8, St Gabriel’s Business Park, St Gabriel’s Road, Easton, Bristol BS5 0RT
Landline: 0117 914 9179
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