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Manned Guarding Companies in Glasgow: 61 Active Firms (2026)
Manned guarding providers supply security officers for premises, events and sites across Glasgow’s metropolitan area.
Buying activity tends to sit with facilities management, property operations, event operations and construction-site management rather than central security strategy. Customers are mainly commercial landlords, public-facing venues, industrial operators and contractors that need contracted officers, supervisor oversight and evidence of incident handling. Engagements usually look like recurring site-cover agreements or temporary deployments around events and worksites, with the operating burden falling on rota discipline, welfare checks, escalation procedures and multi-site contract administration.
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Glasgow’s metropolitan market contains 61 actively trading manned guarding providers, making it a compact local cohort rather than a broad national universe. Reported headcount across the cohort totals 619 employees, which points to a labour-intensive market with many operators sitting below the scale implied by larger multi-site contracts. The mix matters for buyers: local presence can be useful for attendance and site familiarity, but procurement teams may still test whether providers can sustain supervision, holiday cover and incident response across scattered premises.
Private security contracting is shaped less by product regulation than by personnel controls and site accountability. Buyers normally expect proof that officers are eligible for guarding work, trained for the assignment, insured on the relevant premises and covered by clear escalation routes. Venue and construction work add further checks around access control, incident logs, lone-worker arrangements and handover between shifts. For Glasgow operators, contract retention tends to depend on audit trails as much as on the visible presence of officers at gates, receptions and public entrances.
Future movement appears likely to come from the shape of demand rather than from new service categories. Many smaller providers will probably compete on locality, responsiveness and familiar site teams, while the more scaled operators can absorb scheduling complexity and client reporting demands. Wage pressure, procurement scrutiny and insurance requirements tend to raise the administrative load on smaller firms. A gradual consolidation pattern is plausible where contract books are transferable, although highly local buyer relationships may keep a long tail of independent guarding providers in the market.
61
Active firms
2026
7
£5M-plus firms
by revenue
22
Recent incorporations
since 2022
Key facts
About 11% of the trading cohort reports turnover above £5M (7 of 61 firms) — the rest sits below that revenue band.
36% of the cohort was incorporated since 2022 (22 firms), so a sizeable share is in its first few filing cycles.
Glasgow-area manned guarding providers supply security officers for premises, events and sites across the metropolitan area.
Contract delivery depends on recruitment, rostering, supervision and shift coverage as much as sales pipeline or equipment spend.
Client mix, shift patterns and subcontracting tend to alter the economics of otherwise similar contract-security providers.
Top Glasgow manned guarding companies
Assured 24 Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides SIA-licensed security and facility services including manned guarding, mobile patrols, key holding and alarm response, concierge and caretaker services, commercial cleaning, pest control,…
Serves commercial and domestic clients across Glasgow and Central Scotland, including businesses, property managers, premises owners and households needing outsourced security, caretaking and…
Financial Health
HealthyHealthy · -6% CAGR over 5y
Location
PROTEC FACILITIES MANAGEMENT LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides facilities management and support services including manned security, mobile patrols, CCTV installation and remote monitoring, alarm response, cleaning, waste and grounds maintenance, and…
Serves B2B and public-sector clients, including commercial managing agents, corporate, industrial and retail sites, housing associations in Scotland, and construction and demolition operators needing…
Financial Health
HealthyHealthy · -76% CAGR over 3y
Location
ALLANDER SECURITY LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides security services including manned guarding, uniformed security guards, keyholding and alarm response, door supervision, CCTV monitoring, and retail and leisure venue security for commercial…
Serves private and public sector organisations across Central Scotland, including shopping centres, retail and leisure venues, and individual business premises needing contracted security support.
Financial Health
StableStable · -3% CAGR over 2y
Location
Go-Sec (UK) Ltd
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsProvides security services including retail security guards, door supervisors for hospitality venues, maritime and port security, event stewarding, construction site guarding, CCTV monitoring, key…
Serves UK businesses and organisations needing security, including retailers, leisure and hospitality venues, maritime and port operators, event organisers, construction sites, vacant property…
Financial Health
WeakWeak · Hiring · 36% CAGR over 1y
Location
BASE UK SECURITY LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides security services including static guarding, mobile patrols, door supervision, event and construction site security. Also offers key holding and alarm response, concierge and caretaker…
Sells to businesses and private clients needing security, including commercial and residential property owners, event and venue operators, retail sites, construction projects, and families seeking…
Financial Health
StrongStrong · Hiring · 16% CAGR over 4y
Location
Securigroup Systems Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides security services including manned guarding, retail security, door supervision, key holding, close protection, event security, and public space CCTV monitoring. Also offers security systems…
Serves UK businesses and public-sector organisations, including retailers, event venues and organisers, property/facilities managers and operators of public spaces requiring contracted security…
Financial Health
HealthyHealthy
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides security services including manned guarding, retail security, door supervision, key holding, close protection, and public space CCTV monitoring, as well as event security and security system…
Serves UK businesses and public-sector organisations, including retailers, event organisers, property and facilities managers, and organisations responsible for public spaces.
Financial Health
StableStable
Location
Core Security And Training Scotland Ltd
Trajectory
1y · 2024–NowProvides SIA-accredited security training courses, including door supervisor, security guard, first aid, and personal licence training. Also supplies security personnel for events, retail premises,…
Serves individuals seeking security qualifications and organisations needing licensed security staff, including venues, retailers, event organisers, leisure businesses and local authorities across…
Financial Health
Insufficient historyInsufficient history
Location
Sdi Scotland Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong
Location
HIGHCROFT U.K. LTD.
Trajectory
3y · 2023–NowFinancial Health
Insufficient historyInsufficient history
Location
AF SECURITY SOLUTIONS LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StableStable
Location
Kenmore Security Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -16% CAGR over 4y
Location
INHOUSE STEWARDS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides staffing and operational management for events and venues, including event stewards, security personnel, and facilities support. Also offers venue spaces for hire and practical management…
Serves businesses, venue operators and event organisers needing staffing, security, facilities and space management support for events, venues, business premises and shared spaces.
Financial Health
WeakWeak · -3% CAGR over 4y
Location
OTAS LIVE LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
StableStable · 0% CAGR over 1y
Location
LCM Security Management Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
DistressedDistressed
Location
LKC LOCKSMITHS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
NIVEN SECURITY SERVICES LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong
Location
I-WATCHERS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
WeakWeak · -91% CAGR over 2y
Location
Jera Ventures Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
BOLD SECURITY SOLUTIONS LTD
Trajectory
1y · 2024–NowProvides security services including executive protection, travel risk management, event and venue security, and on-site guarding. Conducts security risk assessments and audits, monitors premises and…
Serves businesses, event organisers and private clients needing security personnel, executive protection, travel risk management, security audits, and protection for people, visitors and assets.
Financial Health
Insufficient historyInsufficient history
Location
Cyber Sentinel Ltd
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
StrongStrong · Growing · 0% CAGR over 1y
Location
POLSEC GROUP LTD.
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsProvides security services including security officers, mobile patrols, concierge and open‑and‑close services, and fire and security systems. Also delivers facilities management such as cleaning,…
Serves B2B and public-sector clients, including offices and professional workspaces, retailers, banks, builders and developers, hospitality and leisure venues, industrial sites, and warehouse…
Financial Health
StrongStrong · Growing, Hiring · 30% CAGR over 3y
Location
Noremac Security Services Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides manned security guarding for commercial and institutional properties, including front-of-house reception security, concierge security for residential developments, CCTV monitoring, and…
Sells to businesses and institutions needing on-site security, including commercial property operators, corporate offices, housing developments, and education providers such as universities, colleges…
Financial Health
StrongStrong · Growing, Hiring · 24% CAGR over 4y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides security services for commercial premises, retail sites and events, including door supervision, close protection, security guarding, mobile patrols and key holding, as well as CCTV and alarm…
Serves businesses and event organisers needing security staff, including licensed premises, retailers, commercial sites, public venues and live events.
Financial Health
StrongStrong · 18% CAGR over 2y
Location
SZ Global Consultants Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -16% CAGR over 4y
Location
A4FM LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides facilities management services including security staffing, reception services and IT support for private and commercial properties. Also develops and operates a mobile application for…
Serves owners and managers of private, corporate and commercial properties needing outsourced facilities support, including security, reception staffing and IT support.
Financial Health
WeakWeak · -11% CAGR over 4y
Location
BAHACO LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StrongStrong
Location
OMNIGUARD LTD
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
Johnston Safety & Security Ltd.
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
JLC VENUE SERVICES LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed · 0% CAGR over 2y
Location
SDS LANARKSHIRE LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
Grey Fox Security Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
HealthyHealthy
Location
CQ SECURITY LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
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How Glasgow manned guarding companies work and how to sell to them
What they do
Manned guarding firms earn mainly from contracted labour: officer hours, supervisor cover, keyholding support, gatehouse work, reception security and short-term event deployments. Pricing is usually built from a charge-out rate over payroll cost, with fixed monthly invoicing for recurring posts and day-rate or shift-rate terms for temporary work. The service is physical and operational rather than software-led, although buyers increasingly expect digital proof of attendance, incident logs and escalation. Margin depends on rota accuracy, sickness cover, travel time, uniform and training costs, and whether a provider can keep the same officers on familiar sites.
Who they sell to
Most Glasgow guarding providers sell to facilities managers, property managers, venue operations teams, construction managers and procurement officers rather than to chief security officers. Public-facing sites may involve operations directors and health and safety leads, while industrial and logistics clients often care most about access control, visitor management and out-of-hours cover. New work tends to arrive through direct local relationships, facilities-management subcontracting, tender portals and renewal cycles on property or construction contracts. Sales cycles are usually shorter for temporary cover and more drawn out when the buyer needs insurance checks, references, site surveys and procurement sign-off.
What they buy
Most manned guarding firms tend to spend on workforce scheduling, time and attendance, payroll, HR administration, training records, vetting support, incident reporting, lone-worker monitoring and client reporting. They also buy uniforms, radios, mobile devices, insurance, accounting support, legal advice, bid-writing help and recruitment services. Firms with multi-site contracts are more likely to evaluate CRM, contract management, finance systems and analytics that connect officer deployment to margin by site. Security-adjacent hardware can also matter, including access-control equipment, visitor-management tools and CCTV monitoring services, but sellers should treat these as operational aids rather than substitutes for staffed cover.
Why and how to sell to them
Guarding buyers tend to evaluate suppliers when rota failure, missed check-ins, rising wage costs or client reporting demands start to affect retention. Commercial triggers include a new site contract, a move from ad hoc cover to recurring posts, a tender deadline, senior operations hires or expansion beyond a single district. Outbound works best when it links directly to operational leakage: fewer uncovered shifts, cleaner audit trails, faster onboarding, lower payroll error and clearer evidence for client reviews. Claims about security outcomes need care; practical proof around supervision, compliance paperwork and margin control usually lands better with this market.
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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