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Access Control Companies in Swansea: 28 Active Firms (2026)
Access-control companies in Swansea install and support electronic entry, CCTV and physical protection systems for local premises.
Buying decisions tend to sit with estates teams, facilities managers, landlords and site operators rather than a single technology buyer. The customer base is mostly local commercial, public-sector and residential property owners in South Wales, with work shaped by site surveys, hardware specification, installation, planned maintenance and occasional monitoring or key-holding-adjacent support. Engagements look project-led, with recurring service income where systems need testing, fault response or compliance records. The better-fit suppliers are SME contractors or integrators that can bridge physical works, electronic systems and security-process advice without becoming general IT consultancies.
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Swansea has 28 actively trading access-control companies, so the local market is compact and contractor-heavy rather than a broad software or manufacturing cluster. Reported employment across the cohort is 259 people, suggesting a base of owner-managed installers and small operational teams, with a limited number of larger local employers. That shape matters for buyers: procurement may depend as much on call-out cover, maintenance reliability and site familiarity as on product specification. For researchers, it also points to a market where turnover concentration is likely to sit with a small minority of suppliers.
SIA licensing turns on the activity being supplied, not on access-control installation as a blanket category. GOV.UK guidance treats manned guarding, key holding, public-space CCTV monitoring and security guarding as licensable when supplied under contract, and directors or managers may need front-line or non-front-line licences where they supply licensable operatives. The British Security Industry Association’s access and asset protection work also reflects the mix of manufacturing, supply and installation in this market. ICO obligations become relevant where surveillance or biometric recognition systems process personal information, particularly where biometric data is used to identify individuals.
Scale is likely to remain uneven. Local suppliers appear to sit close to the customer site, with an emphasis on installation, maintenance and response rather than pure product ownership. New-company formation looks limited, so churn may be driven more by succession, subcontracting relationships and procurement frameworks than by a wave of new entrants. Regulation also tends to favour operators that can separate installation work from licensable guarding, monitoring or key-holding activity, and can explain surveillance and biometric data handling to buyers. Consolidation may occur through larger security contractors absorbing service books, but the market still depends on local coverage and trust.
28
Active firms
2026
1
Above £5M
turnover
2
Newer incorporations
since 2022
Key facts
About 3% of the trading cohort reports turnover above £5M (1 of 28 firms) — the rest sits below that revenue band.
7% of the cohort was incorporated since 2022 (2 firms), so a sizeable share is in its first few filing cycles.
SIA licences are needed where contracted work involves manned guarding, key holding, public-space CCTV monitoring or security guarding.
ICO guidance treats biometric recognition used to uniquely identify someone as processing personal information, biometric data and special-category biometric data.
The UK access-control market was estimated at USD 524.6 million in 2024 and is forecast at USD 830.7 million by 2030, implying an 8.1% CAGR from 2025 to 2030.
Hardware generated the largest UK revenue share in 2024, while services carry the higher forecast growth rate through 2030.
Europe’s access-control market was estimated at USD 2,743.4 million in 2024, rising to USD 4,215.4 million by 2030 at a 7.6% CAGR from 2025 to 2030.
Top Swansea Access Control companies
O'Brien Security Systems Ltd.
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsInstalls and maintains security systems for residential and commercial properties, including burglar alarms, CCTV and access control. Provides site surveys, system design, installation, monitoring…
Serves a mix of B2C and B2B customers, including homeowners, families and businesses in Swansea needing security for domestic and commercial properties.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
Plexus Fire & Security Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and maintains fire and security systems for commercial and public sector sites, including fire alarms, CCTV, access control, intruder alarms, intercoms, barriers and gates. Also…
Serves businesses of all sizes, public and third-sector organisations, and residential property clients across defence, education, facilities management, healthcare, hotels and leisure, industrial…
Financial Health
StrongStrong · Growing, Hiring · 25% CAGR over 4y
Location
Professional Electronic Security Systems Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides design, installation, commissioning, monitoring and maintenance of fire alarm and electronic security systems, including intruder and burglar alarms, CCTV surveillance and access control…
Serves homeowners and businesses in South Wales and West Wales, including commercial property operators needing compliant, insurer-approved fire and security systems, plus residential customers…
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 4y
Location
H3 GROUP LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides supply, installation, repair and maintenance of fire and security systems including CCTV, intruder alarms, fire alarms, fire extinguishers, access control and emergency lighting. Also offers…
Targets domestic and commercial customers across South Wales, especially Swansea and Cardiff, including homeowners, local businesses, property managers, and large retailers requiring appliance…
Financial Health
HealthyHealthy · 2% CAGR over 4y
Location
Davies Security Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsInstalls and maintains security systems including burglar and intruder alarms, CCTV surveillance, fire alarm systems, and electronic access control. Designs integrated security solutions and provides…
Serves commercial clients across the UK, including large national and regional organisations, plus businesses and property owners seeking protection for premises, assets and valuables.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 5y
Location
FIRE SAFETY DIRECT LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and maintains fire safety and security systems including fire alarms, extinguishers, sprinklers, hydrants, emergency lighting, CCTV, intruder alarms and access control. Also…
Serves businesses in Swansea, South Wales and across the UK, particularly commercial premises needing fire safety compliance, security systems, risk assessments and staff fire training.
Financial Health
StableStable · -68% CAGR over 4y
Location
Secured Alarm Systems Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electronic fire and security systems, including design, installation and maintenance of alarm and detection systems for residential, commercial and industrial premises, along with related…
Financial Health
HealthyHealthy · Hiring · 10% CAGR over 2y
Location
Meya Automatic Door Systems and Handyman Ltd
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 3y
Location
LAKESIDE SECURITY SWANSEA LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -7% CAGR over 4y
Location
BAY SECURITY LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
AKZ Security Systems Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · Hiring · 41% CAGR over 4y
Location
North Shore Security Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StrongStrong · Hiring · 41% CAGR over 2y
Location
JDS SYSTEMS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -10% CAGR over 4y
Location
DYFED ALARMS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsSupplies, installs and maintains security and safety systems for domestic and commercial properties, including CCTV, intruder alarms, fire detection systems, access control equipment, and alarm…
Serves homeowners and commercial organisations across South, Mid and North Wales, including sites requiring ongoing security, fire safety and access control maintenance contracts.
Financial Health
WeakWeak · -6% CAGR over 2y
Location
COMLINK FIRE & SECURITY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns, installs and maintains fire and security systems for domestic and commercial properties, including fire alarms, intruder alarms, CCTV, access control systems, electric gates, fire…
Serves domestic and commercial clients across West, South and Mid Wales, including homeowners, landlords and businesses needing fire safety and security systems for their premises.
Financial Health
StableStable · -63% CAGR over 4y
Location
Guardian Edge Ltd
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides fire protection, security system, and property maintenance services, including fire alarm and emergency lighting installation, fire risk assessments, CCTV and access control systems, alarm…
Serves homeowners, business premises and property portfolio managers across the UK, covering both individual sites and larger multi-site property portfolios.
Financial Health
StableStable · 0% CAGR over 4y
Location
Fire and Security Alarms Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsInstalls and maintains fire alarm systems and other electronic safety and security systems, including CCTV, intruder alarms, access control, nurse call systems, fire extinguishers, and alarm…
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
Location
Data Catch Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
Dyfed CCTV Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsInstalls and maintains CCTV and security camera systems for residential, agricultural, and commercial properties. Provides system design, wired and IP camera installation, remote viewing setup,…
Serves homeowners, farms and agricultural businesses, and commercial and industrial sites such as warehouses, yards, compounds and livestock marts across Wales and the UK.
Financial Health
DistressedDistressed · 0% CAGR over 3y
Location
WPS-UK LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsSupplies, installs and maintains perimeter security systems and industrial door solutions, including traffic barriers, gates, bollards, turnstiles, road blockers, loading bay equipment and automated…
Serves businesses and site operators needing secured premises, including industrial, logistics, leisure and commercial sites with facilities, vehicle access points, loading bays and physical asset…
Financial Health
DistressedDistressed · -47% CAGR over 4y
Location
Security 4 Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -10% CAGR over 4y
Location
ACTION SURVEILLANCE AND CCTV LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -68% CAGR over 4y
Location
SECURITY DIRECT SYSTEMS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -16% CAGR over 4y
Location
Resilient Cyber Solutions Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StableStable · 0% CAGR over 2y
Location
121SecurityUK Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Strong Systems Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
HealthyHealthy · 0% CAGR over 2y
Location
JW PARFITT & SONS LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed · Hiring · 6% CAGR over 2y
Location
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How Swansea Access Control companies work and how to sell to them
What they do
Revenue usually comes from a mix of project installation, hardware resale, labour, call-outs and planned maintenance. Access-control firms scope the site, specify readers, locks, door-entry panels, barriers, cabling and related CCTV or alarm links, then quote for supply and installation as a packaged job. Margins tend to sit across hardware mark-up, engineer time and ongoing service agreements rather than pure software licence income. Some operators add monitoring support, key-holding-adjacent work or compliance record-keeping, but those activities change the risk profile and may bring SIA or ICO considerations into the sale.
Who they sell to
Customers are typically facilities managers, estates teams, landlords, managing agents, schools, care settings, local public-sector bodies and commercial property operators in Swansea and nearby South Wales. The buyer is often practical rather than technical: they care about safe access, audit trails, tenant disruption, response times and whether the installer will answer the phone after handover. Small works can be won through direct enquiry or referral, while public-sector and larger property jobs tend to involve framework purchasing, multiple quotes or RFP-style procurement. Decision cycles are short for repairs and longer where capital budgets, insurers or leaseholder approvals are involved.
What they buy
Most access-control firms tend to spend on engineer scheduling, quoting, job management, stock control, accounting, fleet, health and safety administration and customer records. Where they maintain recurring service contracts, billing, service-desk and renewal-management tools can matter more than generic sales software. Physical inputs also matter: locks, cabling, readers, panels, cameras, vehicles, test equipment and protective equipment all affect delivery capacity. External services usually include electrical subcontracting, fire-safety advice, legal support for contract terms, insurance broking, recruitment for engineers, accreditation support and marketing that reaches facilities and property buyers rather than broad consumer audiences.
Why and how to sell to them
Access-control buyers tend to evaluate vendors when engineer utilisation is slipping, call-outs are hard to schedule, maintenance records are scattered, or quoting takes too long after a site survey. Other triggers include winning a public-sector contract, taking on a larger service book, hiring installation staff, adding monitoring or key-holding-adjacent work, or needing clearer evidence for SIA- or ICO-related obligations. Outbound messages usually work better when framed around fewer failed visits, faster quote-to-install cycles, cleaner compliance records and less admin for small operational teams. Broad digital-transformation language is less persuasive than a practical link to site work, margins and response cover.
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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