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Access Control Companies in Reading: 50+ Active Firms (2026)
Access control companies design, install and maintain electronic entry, physical protection and monitoring systems across Reading.
Buying centres tend to sit with facilities, estates, operations and risk teams, rather than with a single technology buyer. Reading suppliers usually serve commercial landlords, schools, healthcare sites, public premises and multi-site operators across the Thames Valley, mixing project work with planned maintenance and call-out response. Engagements are typically practical rather than speculative: door entry upgrades, identity-linked access, CCTV integration, key-holding arrangements and service contracts for SME and mid-market customers. Larger briefs tend to involve phased rollouts across several premises, with installation teams coordinating around occupied buildings and existing security procedures.
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Reading has 59 trading access-control businesses, giving the local cohort the feel of a specialist contractor market rather than a deep software or hardware manufacturing cluster. The reported employment footprint is 477 people, which points to operating businesses with field capacity rather than dormant vehicles. Only 3 companies have turnover above £5M, while 7 were incorporated since 2022, so the base is weighted towards owner-managed installers and smaller service providers, with a thin layer of larger regional operators serving commercial property and public premises across Berkshire.
Licensing turns on the activity being supplied rather than on access-control installation as a category. The Security Industry Authority regulates the UK private security industry, and SIA licensing can apply where contracted work includes manned guarding, key holding, public-space CCTV monitoring or security guarding. Directors and managers may also need front-line or non-front-line licences where the business supplies licensable operatives. The British Security Industry Association gives the trade body frame for access and asset protection, spanning physical protection and electronic entry systems. Biometric or identity-linked deployments add a separate compliance layer, since ICO guidance treats biometric recognition used for identification as personal information and special-category biometric data under GDPR.
Future demand appears tied less to speculative new building and more to retrofit, maintenance and risk-management budgets across occupied sites. The cohort tends to look practical and project-led, so differentiation is likely to come from response reliability, audit trails, integration skills and the ability to document privacy controls around identity-linked entry. Scale-up scarcity may keep consolidation in view, especially where smaller installers need succession options or broader engineering cover. Buyers are also likely to favour suppliers that can join up electronic access, monitoring and key-holding without blurring SIA-licensed duties.
59
Active firms
2026
3
Above £5M
turnover
7
Since 2022
incorporations
Key facts
About 5% of the trading cohort reports turnover above £5M (3 of 59 firms) — the rest sits below that revenue band.
11% of the cohort was incorporated since 2022 (7 firms), so a sizeable share is in its first few filing cycles.
The Security Industry Authority licences contract-supplied activities adjacent to access-control work, including manned guarding, key holding, public-space CCTV monitoring and security guarding.
Access-control installation is activity-specific rather than covered by a single blanket installer licence, so obligations depend on the work being supplied.
ICO guidance treats biometric recognition systems as processing personal information, biometric data and special-category biometric data when used to uniquely identify someone.
Hardware was the largest revenue-generating offering in 2024, while services are forecast as the fastest-growing offering segment.
The UK accounted for 4.9% of the global access-control market in 2024, while Europe accounted for 25.5%.
Top Reading access control companies
BERKSHIRE SECURITY SERVICES LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides manned security services including static guarding, mobile patrols, event security and concierge security. Also installs and monitors CCTV, manages access control, gates and barriers, and…
Serves businesses, property managers, residential developments, retailers, event organisers and homeowners in Berkshire, including commercial sites, offices, serviced apartments, industrial…
Financial Health
HealthyHealthy
Location
Definitive AV Solutions Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and installs audio‑visual and smart technology systems for residential and commercial properties, including home cinemas, multi‑room audio, AV systems, lighting control, and integrated…
Serves homeowners and corporate/commercial organisations seeking AV, smart home, security and automation installations, with coverage emphasised across Reading, Berkshire, London and the wider South…
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
GALECO COMMUNICATIONS LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and maintains security systems for residential and commercial properties, including CCTV, access control, door entry systems, intruder alarms, and security gates and barriers. Also…
Serves homeowners, residential property managers, communal accommodation operators and commercial organisations needing security systems and monitoring for premises and assets.
Financial Health
WeakWeak · Hiring · 7% CAGR over 4y
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, installs and maintains security systems for residential and commercial properties, including intruder alarms, CCTV, fire alarms and door entry systems, with options for monitored alarms,…
Sells to homeowners and businesses seeking security systems, including residential customers, commercial premises, and specialist settings such as nursing homes. Also serves buyers needing fire…
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 2y
Location
B.B. SECURITY SYSTEMS LTD
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
MES SECURITY LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -68% CAGR over 4y
Location
Elite System Solutions Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
Harrison & Clear Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
ABBEY GATE LOCKSMITHS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
SOUTH CENTRAL SYSTEMS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Farringdon Locksmith & Tool Supplies Co. Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides locksmith services including key cutting, lock installation and repair, access control systems, master key systems, fire door installation and maintenance, and door repairs. Operates a…
Serves a mix of local consumers and businesses, including residents, DIY shoppers, private property owners, commercial premises, and organisations with larger-scale security or maintenance needs.
Financial Health
StrongStrong · Growing, Hiring · 6% CAGR over 4y
Location
Junction Security Ltd
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsDesigns, installs and maintains security systems for residential and commercial properties, including CCTV surveillance, intruder alarms, access control systems, fire detection, and gates and…
Serves homeowners and commercial premises owners or occupiers in Reading and Berkshire, including businesses needing security for offices, retail sites and other premises.
Financial Health
StrongStrong · Growing, Hiring · 15% CAGR over 2y
Location
SECURITY CONTROL SYSTEMS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and maintains security systems for residential, commercial and education sites, including CCTV systems and monitoring, intruder alarms, access control, automated gates, barriers,…
Serves homeowners, commercial businesses and schools needing property and site security, with projects across Berkshire, Surrey, Hampshire and surrounding areas.
Financial Health
StableStable · Hiring · 18% CAGR over 4y
Location
Lantec Security Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDesigns, installs and maintains security and surveillance systems for residential and commercial properties, including CCTV, access control, intruder alarms, video intercoms and automated gates. Also…
Serves homeowners, commercial businesses and industrial premises in Berkshire needing security, surveillance, fire safety, automation and audiovisual systems.
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 3y
Location
Scion Communications Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and maintains security, fire protection and telecommunications systems for businesses, including CCTV surveillance, intruder alarms, door access control, fire alarms, emergency…
Serves businesses, offices and homeowners in Berkshire and West Berkshire needing security, fire protection and connectivity services, including premises managers and business buyers responsible for…
Financial Health
StableStable · -2% CAGR over 4y
Location
Borer Data Systems
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and supplies integrated security and access control systems, including smart card and biometric readers, controllers, CCTV integration, visitor management, time and attendance, and monitoring…
Serves multi-site organisations and public-sector operators, including data centres, offices, warehouses, healthcare and education sites, police/defence, ports and airports, retail chains, banks, and…
Financial Health
DistressedDistressed · -12% CAGR over 4y
Location
Shuretech Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsSupplies, installs and maintains commercial security systems including gates, barriers, roller shutters, automatic and manual doors, turnstiles, CCTV and access control equipment, providing…
Serves commercial and industrial premises owners and managers across London and the South East, including facilities management firms, local authorities, NHS sites, educational institutions, property…
Financial Health
StrongStrong · Growing · 3% CAGR over 3y
Location
All Secure Security Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, installs and maintains security systems for residential and commercial properties, including burglar alarms, CCTV surveillance, access control and video entry systems. Also supplies and…
Sells to homeowners and businesses needing security and fire safety systems, including schools and commercial property operators. Targets customers in Hampshire, Berkshire, Oxfordshire and Surrey…
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
ELGON TECHNOLOGY LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsInstalls and maintains security systems including CCTV surveillance, access control entry systems, and automated gates for commercial properties and schools. Also supplies gate operators and installs…
Serves commercial property owners and managers, shops, office premises and schools, targeting B2B and educational customers with site security requirements.
Financial Health
StrongStrong · Growing, Hiring · 18% CAGR over 2y
Location
ASPIRE NETWORK SOLUTIONS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and installs network infrastructure for businesses, including structured data cabling, wireless LAN systems, CCTV surveillance, building access control, audio‑visual installations, and…
Sells to businesses across the UK needing network and building infrastructure, including firms of all sizes, small commercial premises and large industrial sites, plus facilities teams managing staff…
Financial Health
DistressedDistressed · 0% CAGR over 2y
Location
QRRS LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StableStable
Location
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and maintains security systems including CCTV, access control, intruder alarms, intercoms and entrance control equipment. Also provides public address systems, data and fibre…
Serves businesses and organisations needing physical and electronic security systems, from small sites to estate-wide operations. Targets commercial clients with CCTV, access control, alarms and…
Financial Health
HealthyHealthy · Hiring · 22% CAGR over 4y
Location
TY TRADING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
TAUREAN INTEGRATED SYSTEMS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides consultancy, design, installation and maintenance of electronic security and safety systems, including CCTV surveillance, access control, perimeter and intruder detection, fire alarms,…
Serves UK critical infrastructure operators, utilities, data centres and high-value commercial sites, including organisations in water, gas and infrastructure sectors with strict security and…
Financial Health
HealthyHealthy · Hiring · 32% CAGR over 4y
Location
AS GATES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and installs automated vehicle and pedestrian access control systems, including electric sliding and swing gates, traffic barriers, bollards, blockers, turnstiles and speed gates. Provides…
Serves commercial and domestic property owners across the UK and Ireland, including organisations needing controlled vehicle or pedestrian access for premises, car parks, perimeters and entry points.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
247 NATIONAL LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides installation, maintenance and emergency call-out services for high-security locking systems and door hardware. Services include fire door inspections, door automation, gates and barriers,…
Serves organisations across industries that require high-security doors, locks, access systems and fire door compliance, with emphasis on utilities, service operators, facilities teams and sites…
Financial Health
StrongStrong
Location
Waterman Solutions Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides installation and supply of data and fibre cabling, VoIP phone systems, CCTV, security and access control systems, audio‑visual and video conferencing setups, electrical work, and managed IT…
Serves businesses needing cabling, telecoms, IT, electrical, security and AV support, particularly organisations seeking a single supplier for network infrastructure, CCTV, access control, managed IT…
Financial Health
StableStable · 0% CAGR over 4y
Location
THE GATE COMPANY SECURITY LTD
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StrongStrong · Hiring · 14% CAGR over 3y
Location
WESCOTT SERVICES LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
DC GATE SOLUTIONS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, manufactures and installs electric and automatic gates for residential and commercial properties. Supplies aluminium, wooden, metal and wrought iron gates including sliding, swing and…
Serves homeowners, families, rural property owners, farms and commercial premises across Berkshire and surrounding counties in the South/South East seeking secure driveway, yard or entrance access.
Financial Health
HealthyHealthy · Hiring · 26% CAGR over 4y
Location
RECONEYEZ UK LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops and supplies wireless intrusion detection camera systems for remote and outdoor site security. Products include battery‑powered cameras, detectors and alarm devices with AI image analysis…
Serves B2B security integrators and organisations managing outdoor or remote sites, including construction, rail, vacant property, solar farms, utilities, oil and gas, logistics, gated communities,…
Financial Health
HealthyHealthy · Hiring · 100% CAGR over 2y
Location
SPECIAL IT WEAPONS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
Elite Security Manned Guarding Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides manned security guarding and mobile security services including gatehouse and site security, reception and concierge duties, access control, CCTV monitoring, keyholding and alarm response,…
Serves B2B property and facilities buyers, including property management companies, managing agents, pension funds, shopping centres, retail parks, vacant property owners and commercial sites.
Financial Health
StableStable · -3% CAGR over 4y
Location
JP FIRE & SECURITY LTD
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
WeakWeak
Location
Intelligent Security and Electrical Systems Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · Hiring · 11% CAGR over 4y
Location
Camsec Security Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
OPTIMAL FIRE AND SECURITY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Growing, Hiring · 11% CAGR over 4y
Location
NEWGATE INTERNATIONAL LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StableStable · 0% CAGR over 2y
Location
VSST Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 19% CAGR over 4y
Location
CONXTD TECHNOLOGIES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -67% CAGR over 4y
Location
Omega Security Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
GEM TEC SECURITY SYSTEMS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -66% CAGR over 4y
Location
ACE DEFENCE SECURITY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -68% CAGR over 4y
Location
SA Security Alarms Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
LOCKFIT (BRACKNELL) LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
HealthyHealthy · 0% CAGR over 1y
Location
K9 Metropolitan Specialists Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
PSD SOLUTIONS LTD.
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Icu2 Cctv Ltd
Trajectory
4y · 2023–NowFinancial Health
Insufficient historyInsufficient history
Location
BENINCA AUTOMATION UK LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsSupplies gate automation equipment and access control hardware, including swing and sliding gate motors, barriers, bollards, control panels, intercom systems and safety devices. Also provides…
Serves trade customers, gate automation installers, access control contractors and related security hardware professionals working on domestic and commercial entrance projects.
Financial Health
WeakWeak · 4% CAGR over 2y
Location
Access & Security Systems Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsSupplies and installs physical security products for residential and commercial properties, including security shutters, fire shutters, grilles, window bars, steel doors, screens and roller garage…
Serves homeowners, commercial property owners, retailers, schools and healthcare sites needing property security across Berkshire, Hampshire, Oxfordshire, Wiltshire, the South East and London.
Financial Health
WeakWeak · -7% CAGR over 3y
Location
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How Reading access control companies work and how to sell to them
What they do
Reading access-control suppliers usually earn from a blend of fixed-price installation projects, hardware supply margin, engineer day work and recurring maintenance or monitoring retainers. The service shape is part contractor, part security-operations partner: survey a site, specify entry hardware, install cabling and controllers, link to CCTV or alarm workflows, then support faults, access changes and periodic testing. Pricing tends to be practical and site-specific. A small landlord may buy a one-off door-entry replacement, while a multi-site operator may agree a phased programme with service levels, call-out terms and documented handover processes.
Who they sell to
Their customers are usually estates-led organisations with premises where access failure creates operational or safeguarding risk. Typical buyers include facilities managers, estates directors, operations heads, risk leads, school business managers and procurement teams, with finance signing off larger works. IT and data-protection stakeholders become more visible where identity records, remote administration or biometric recognition are involved. Smaller contracts are often won through direct relationships, referral and site surveys; larger packages tend to run through approved-supplier lists, framework buying or formal tender. Sales cycles are shortest for repairs and replacements, and longer where installation windows, landlord approvals and incumbent security procedures need coordination.
What they buy
Most access-control firms tend to spend on tools that reduce site friction and improve engineer utilisation. Field-service scheduling, job management, quoting, CRM, mobile forms, stock control, fleet management and accounting systems are common fits, because installers carry inventory, coordinate vans and need clean proof of work for customers. Security and compliance services also matter, especially cyber testing, GDPR advice, SIA licensing support, insurance, health-and-safety documentation and contract review. Growth-stage operators may also buy recruitment, subcontractor management, local search marketing, bid writing and customer-support tooling as recurring maintenance work becomes a bigger share of revenue.
Why and how to sell to them
Buying intent often appears when an access-control supplier wins a multi-site service contract, adds engineers, takes on more call-out work or moves from installation-only projects into managed maintenance. Those changes expose gaps in scheduling, stock visibility, margin tracking and compliance evidence. Outbound messages tend to land better when they are framed around fewer failed visits, clearer audit trails, faster quote-to-install handovers or reduced admin around SIA-adjacent activity and biometric data handling. The pitch should usually acknowledge occupied-site realities: engineers need to work around tenants, pupils, patients or staff, and customers judge suppliers on disruption as much as technical specification.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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Frequently asked questions
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