How to Scope Access Control Around What the Entrance Actually Needs
A decision-focused guide showing how to scope access control around workflow, audit needs, and daily use rather than product features alone.
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Commercial Access Control and Security Systems
We design and install access control, CCTV and integrated security systems for operationally demanding sites.
Our work supports facilities managers, estates teams and business owners across London and wider UK service areas.
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No obligation · Free site survey · Fixed-price quotes
- Fully Insured
- Commercial & Site Work Specialists
- 5 Star Rated
- Emergency Callout
What's the issue with your system?
Select the issue below to get matched with a specialist near you.
- CCTV blind spots
Call when planning a new system, after a missed incident, or when layout changes have created new blind spots.
- Poor CCTV night vision
Call when night footage is too dark, washed out or unusable for evidence.
- CCTV storage full
Call when the recorder is constantly full, overwriting too soon, or when you have added cameras and need more capacity.
- CCTV remote access issues
Call when you cannot view cameras from another location or when remote access has stopped working after a router or…
- Access control system cost
Call a professional when you are planning a new installation, upgrade or expansion.
- Commercial CCTV installation cost
Call a professional when you need a new system, additional cameras or an upgrade.
What We Do
Our Core Security Services
We deliver five commercial pillars—access control, CCTV systems, door entry, perimeter security and data cabling—for business-critical sites with compliance and uptime requirements. Projects include new fit-outs, phased upgrades and joined-up programmes for healthcare, education, logistics and commercial estates.
Access Control Systems
Credential-based access design, installation and maintenance for commercial and public-sector sites.
- Card, fob and biometric entry
- Multi-site centralised management
- Full audit trail and reporting
Commercial CCTV Systems
Commercial video surveillance systems—design, install, maintain, upgrade and monitor.
- HD and 4K camera systems
- Remote monitoring and playback
- Night vision and analytics
Perimeter Security
Boundary and vehicle-access security—gates, barriers, detection and site edges.
- Gates, barriers and detection
- Vehicle and boundary control
- Integrated CCTV at the edge
Door Entry & Intercom Systems
Visitor entry panels and intercoms for commercial and multi-tenant sites.
- Video and audio intercoms
- Reception visitor panels
- Multi-tenant calling systems
Network infrastructure for security
Data Cabling owns the physical plant—structured cabling, PoE, cabinets and certification—that CCTV, access and door entry systems rely on.
Commercial-grade security
Access, CCTV and perimeter systems designed for real-world sites.
Single point of contact
Survey, design, install and handover managed by one accountable team.
Proven integration
Works with major brands, BMS and legacy building systems.
Programme-led delivery
Installations planned around access, compliance and your milestones.
Ongoing support
Maintenance, documentation and updates when your needs change.
Sector experience
Hospitals, data centres, warehouses and offices across London, the M25 and the Home Counties.
Our Work
Recent Projects
Recent security work across London and the Home Counties
These live project examples cover access control, CCTV and integrated upgrades across a range of operational site types.
Access control upgrade for central London office entrance
Access Control Systems · London
This London job involved replacing an outdated office entry setup where the client needed reliable access control without shutting the reception area during the working day.
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Commercial CCTV coverage for service yard in Richmond
Commercial CCTV Systems · Richmond
We installed CCTV coverage on this Richmond service yard where recurring blind spots around deliveries were leaving the rear access route poorly covered.
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IP camera upgrade for warehouse in Chiswick
Data Cabling · Chiswick
This Chiswick warehouse project focused on upgrading ageing analogue coverage where playback quality and aisle visibility were no longer good enough for operations.
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Perimeter detection upgrade for Wimbledon data facility
Perimeter Security · Wimbledon
We upgraded perimeter coverage on this Wimbledon facility where the client needed cleaner fence-line detection and better camera verification on a security-sensitive site.
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Integrated security platform refresh for Kingston campus
Door Entry & Intercom Systems · Kingston
This Kingston project centred on a campus estate where access and CCTV were running separately and the client wanted a cleaner day-to-day security workflow.
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Constrained side-entrance access control in Fulham
Access Control Systems · Fulham
We secured a problematic side entrance on this Fulham conversion where staff access was being managed informally and there was no dependable record of who had used the door.
View ProjectPlanning a security system? Start here
Practical guides and articles from our team.
When an IP Upgrade Beats a Like-for-Like CCTV Swap
A decision-making comparison showing when image quality, playback use, and future expansion matter more than simply replacing cameras.
Read moreHow to Tell if a CCTV Layout Is Leaving Compliance Gaps
A diagnostic article showing when commercial CCTV coverage still leaves blind spots, weak evidence, and operational gaps.
Read more
Testimonials
What Our Clients Say
Don't just take our word for it – hear from some of our satisfied clients.
Mainline Access designed and installed our access control and CCTV across three buildings. Professional from start to finish and the system has been fault-free.
James Richardson
Facilities Manager, London
We needed perimeter security and CCTV for our data centre. Mainline Access delivered on time and integrated everything with our existing systems.
Sarah Mitchell
Site Manager, Reading
We use Mainline Access across our commercial portfolio. Their engineers are knowledgeable and the support is excellent.
Michael Chen
Property Manager, Apex Property Management