Why choose
ACCL?

Rights set per door

Cards, fobs or phones, with rights per door and user.

Cabot Financial, Kent

43 cameras and 32 doors on one Avigilon platform.

Babylon Health, three sites

Access control and video entry across three sites.

Commissioned door by door

Locks, readers, permissions and integrations all tested.

On this page

Commercial access control

Commercial access control installation in London, specified door by door.

ACCL installs commercial access control for offices, warehouses, schools, healthcare premises and other operational buildings, from a single controlled door to a multi-site estate. The installation can cover readers, cards, fobs, mobile credentials, controllers, locks, structured cabling, management software, testing and handover. We work across London, Kent and Surrey, starting with a free site survey.

What our door access control installation includes

Everything from the survey to the handover.

A typical commercial access control installation can include:

  • Site surveyA door-by-door requirements review.
  • Zones, users and schedulesControlled zones, user groups and access times identified.
  • Hardware selectionReaders, credentials, controllers and locking hardware.
  • InfrastructureStructured cabling, containment, power and network connections.
  • ConfigurationUsers, access groups, doors, schedules and reporting set up.
  • IntegrationLinks to compatible CCTV, entry, alarm or barrier systems.
  • TestingReaders, locks, release devices, permissions and event logs checked.
  • Training and handoverAdministrator training and the agreed documentation.
  • AftercareOptions for maintenance, upgrades and future expansion.

The proposal states which doors, devices, integrations, tests and documents are included. Fire safety, safe exit and door hardware decisions are coordinated with the responsible building and fire-safety professionals.

Cards, fobs, mobile credentials and readers

The right credential for each door and user.

The right credential depends on the users, doors, risk and management policy. We specify a suitable mix rather than one type everywhere.

Access cards and smart cards

Easy to issue and revoke. Modern smart credentials give stronger protection than older unencrypted proximity cards.

Key fobs

Compact credentials for staff, contractor and tenant access, with permissions managed centrally.

Mobile credentials

Approved phones used as credentials, subject to platform, device, connectivity and policy. See our mobile access control guide.

PIN and keypad access

Suits lower-risk or back-of-house doors, or a second factor. Shared codes need careful management and regular review.

Biometric access control

Fingerprint, face or iris, only where there is a strong security need, a privacy assessment, lawful processing and an alternative where required.

Cards or fobs?

Both give managed access. We recommend one after reviewing your users, risk and replacement process.

Book a Free Site Survey

System architecture

Wired, wireless, cloud and on-premises access control.

The right mix depends on door construction, power, radio conditions, security risk, connectivity and how you want to manage the system.

OptionOften suitsPlan for
Wired controllersMonitored, integrated or high-use doors where reliability mattersCabling routes and containment to each door
Wireless locksSuitable internal doors where cabling would be disruptiveRadio conditions, batteries, security and maintenance
Cloud-managedRemote administration and multi-site reportingConnectivity, resilience and licensing
On-premisesOrganisations that need local controlServer support, backups and local administration
HybridA mix of local control and remote managementWhich functions sit where, and who supports them

Read our guides to wired and wireless access control and cloud versus on-premises access control.

Integrated security

Integrating access control with CCTV, entry and alarms.

Integrated systems make events easier to review. A door event can be linked to recorded commercial CCTV, entry phones can support controlled visitor access, and intruder alarms can use authorised entry or schedules where the systems and your operating policy allow.

Vehicle gates, security barriers and turnstiles can use compatible credentials or approved vehicle identification. We review each integration during the survey, because the functions available depend on the products and interfaces chosen. The NPSA guidance on automatic access control recommends using it with complementary measures such as CCTV and intrusion detection where appropriate.

  • Door events and videoDoor events tied to recorded footage for incident review.
  • Visitor calls and releaseDefined rules for who answers calls and who can release each door.
  • Alarms and fire interfacesSchedules, authorised entry and fire release designed with the responsible professionals.

Our installation process

How a commercial access control project runs.

Six stages, from the first survey to a trained administrator.

  1. Site survey

    Doors and zones, user groups, movement, risks, existing systems, door construction, power, cabling routes and working conditions.

  2. System design

    Credentials, readers, controllers, locks, permissions, schedules, infrastructure, integrations and assumptions defined.

  3. Installation planning

    Access, temporary security, live-site restrictions and any phased working agreed before work starts.

  4. Installation and configuration

    Hardware and cabling installed, then users, doors, schedules, zones and reporting configured.

  5. Testing and commissioning

    Readers, locks, door states, event records, permissions and integrations tested; release and emergency behaviour checked within the project’s responsibilities.

  6. Training and handover

    Nominated administrators trained, with the documentation in the agreed scope.

Access control explained

Commercial access control installation, in depth.

Commercial access control for London businesses

For organisations comparing commercial access control installers in London, a good installation starts with a specification built around the doors, people, security risks and working conditions at the site. ACCL helps authorised people reach the right areas while creating a useful audit trail.

Compatible systems can integrate with CCTV, entry phones, intruder alarms, fire-alarm interfaces and barriers where the agreed design supports it. Kent businesses can see our combined CCTV and access control work at Cabot Financial, Kings Hill, on our CCTV installation Kent page.

How a managed access control system works

A commercial access control system replaces or supplements physical keys with managed credentials. Administrators can grant, change or remove permissions without changing locks, and access can be limited by door, floor, zone, person or time.

Most systems combine readers, controllers, credentials, locking hardware, power supplies and management software. The design also considers door construction, escape routes, network connectivity, visitor movement and how the system will be run after handover. It can support onboarding and offboarding, contractor access, restricted areas, visitor management and central reporting. Delivering a full office fit-out? See office fit-out technology infrastructure.

Cabling, door hardware and network infrastructure

Reliable access control depends on more than the reader. ACCL coordinates the structured data cabling, containment, power, controllers and network connections behind it. Door condition, locking hardware, request-to-exit devices, contacts and release behaviour also have to be right.

Where systems use IP connectivity, accounts, permissions, segmentation, software support and secure remote administration should follow your wider IT and security policy.

Fire alarms, emergency exits and safe escape

Access-controlled doors must support safe escape and the building’s fire strategy. The release behaviour, interfaces, locks and testing each door needs depend on the door and the system design. These decisions are coordinated with the responsible fire-safety and building professionals, and release and emergency behaviour is checked at commissioning within the project’s agreed responsibilities.

Installing in an occupied building

Access control can be installed in an occupied building. Work is phased around occupied areas, agreed access and business hours. Temporary security, door downtime, noisy work and emergency arrangements are planned before each stage begins, so the building stays secure while doors are changed over.

Maintenance, upgrades and support

Access control changes as staff, doors and buildings change. Credentials stay active when they should not, door hardware wears, batteries decline and integrations can stop working as expected.

ACCL can assess existing systems, diagnose faults and recommend repairs, upgrades or phased replacement. Reuse of readers, controllers, locks, cabling and software depends on compatibility, condition, security and manufacturer support. Planned checks can cover doors, readers, locks, power supplies, credentials, event logs, backups and integrations. Read the access control maintenance guide.

Handover, compliance and secure management

Depending on scope, handover can include a door schedule and controlled-zone summary, administrator and operator training, access-group and reporting notes, device, cabling and labelling information, commissioning test records, and maintenance and expansion recommendations.

Access control creates records about people entering, or trying to enter, controlled areas. The organisation running the system remains responsible for its policies, lawful use, retention and staff information. Biometric information used to identify a person is likely to be special-category data, so review the ICO guidance on biometric access control and take data-protection advice.

How access control installation pricing is calculated

Cost is driven by the number and type of controlled doors, reader and credential types, locks and door condition, cabling, containment, power and network needs, working-hour and access restrictions, cloud, on-premises or hybrid management, CCTV, entry, alarm, barrier or fire interfaces, training and handover, and maintenance.

A site survey checks these before a quotation is prepared. Estimate door costs and supporting power with our access control and PoE calculators, and read the access control installation cost guide.

Why choose ACCL as your access control installer

ACCL provides one accountable team for door access hardware, structured cabling and the network behind it, which closes the gaps between security installer, cabling contractor and IT team. Look beyond the reader or software brand: the installer should assess doors, users, permissions, safe operation, cabling, management and handover as one connected system. We support new systems, upgrades and multi-site projects across London, Kent and Surrey, planned around occupied premises and agreed access windows.

Access control guides and articles

Our access control knowledge base covers planning and running a system:

From the blog: access control systems for business security and access control systems installation, or browse every access control article on the blog.

Before you book

Commercial access control FAQs

What is included in commercial access control installation in London?

It can include a site survey, door schedule, reader and credential selection, controllers, locks, cabling, power, software configuration, permissions, testing, training and handover. A door access control installation should define the doors, users, risks, integrations and management requirements, and the proposal should state exactly which doors, devices, tests and documents are included.

How much does commercial access control installation cost?

Cost depends on the number and condition of doors, readers, credentials, locks, cabling, power, software, integrations and working restrictions. Try our access control cost calculator for an estimate based on your door count and specification. We do not quote a fixed price without a survey; after it, you get an itemised quote before work starts.

Do you offer a free access control site survey?

Yes. ACCL offers a free, no-obligation site survey for commercial projects in our normal coverage area. The survey reviews doors, zones, user groups, existing infrastructure, cabling, access restrictions and the management outcome you need, before a proposal is prepared. Book your free site survey to start.

Can you install access control on one door or across several sites?

Yes, both. We install access control for a single staff entrance, restricted room, store or plant area, which still needs suitable locks, safe exit, power, credentials and administration. Networked systems can also manage many doors, buildings or sites from one central platform, with permissions, schedules and reporting set by department, tenant, contractor or location.

What types of access control credentials can you install?

We install access cards and smart cards, key fobs, mobile credentials on approved phones, PIN and keypad access, and biometric readers where they are justified. Cards and fobs both give managed access; the right choice depends on convenience, security level, credential technology, branding and replacement processes. We recommend a mix after reviewing your users and risks.

Can staff use mobile phones as access credentials, and is it secure?

Compatible systems can support mobile credentials on approved phones. Whether it is secure and suitable depends on the platform, device management, connectivity, your security policy, and what happens when a phone is lost, replaced or unavailable. We review those points before recommending mobile access, and can combine it with cards or fobs for users who need them.

Can access control work with our CCTV and entry phones?

Yes, with compatible systems. Door events can be linked to recorded video so authorised users can review incidents, and entry phones and intercoms can support visitor calls and controlled door release. The design should set who answers calls, who can release each door and how events are recorded. Available functions depend on the products, software and network.

Can ACCL upgrade an existing access control system?

Yes. We assess the existing readers, controllers, locks, cabling, software and credentials before recommending an extension, upgrade or replacement. Reuse depends on compatibility, condition, security and manufacturer support. Upgrades can be phased around an occupied building, with temporary security and door downtime planned before each stage.

Does a commercial access control system need maintenance?

Yes. Doors, locks, readers, power supplies, batteries, credentials, software and integrations can change or fail. Planned maintenance confirms that access permissions, event records and physical door operation stay reliable, and removes credentials that should no longer be active. ACCL can diagnose faults and recommend repairs, upgrades or phased replacement.

Which areas do your access control installers cover?

ACCL’s commercial access control installers support organisations across London, Kent, Surrey and parts of the wider South East, from our offices at the Royal Exchange in the City of London and in Orpington. We assess single-door, multi-door and multi-site requirements, and confirm coverage for your site when arranging the survey.

Wayne Connors, Founder and Managing Director of ACCL
Wayne ConnorsFounder & Managing Director

The team behind your access control

Doors, cabling and network from one accountable team.

Founded in 1997, ACCL installs commercial access control together with the structured cabling and network it depends on. Our engineers work across London, Kent, Surrey and the South East.

Wayne Connors founded ACCL in 1997 and has led our commercial projects ever since, including a unified CCTV and access control platform across 32 doors for Cabot Financial at Kings Hill, maintained since 2019. We are a member of the London Chamber of Commerce and Industry.

Improve control of staff and visitor access

A free site survey and an itemised access control quote.

One of our own engineers surveys your doors at no cost and with no obligation. Send a floor plan and door list if you have them.

  1. Survey Doors, zones, users and infrastructure reviewed.
  2. Itemised quote Doors, devices, integrations, tests and documents listed.
  3. Install and hand over Commissioned door by door, administrators trained.
Book a Free Site Survey Call the office

Excellent · 60+ Google reviews · Founded 1997 · £10m liability cover

Expert Insights

Network Infrastructure Knowledge Centre