Turn this list into pipeline.

Manned Guarding Companies in Swansea: 30 Active Firms (2026)

Manned guarding companies in Swansea provide staffed security officers for sites, venues and facilities across the city and nearby areas.

Buying centres tend to sit with facilities managers, estate teams, venue operators and construction-site managers rather than a central technology or procurement function. Engagements are usually practical and rota-led: front-of-house cover, gatehouse duties, access control, patrols and overnight site protection. The better-fit suppliers look like small to mid-market operators serving business customers across Swansea and nearby districts, with enough contracted staff to handle shift cover but still close enough to local sites for short-notice changes, supervisor visits and incident response.

Read more

Swansea has 30 actively trading manned guarding companies in this list, which makes the market relatively local and service-led rather than a broad national-provider universe. Reported employment covers 329 staff across the cohort, giving the sector a visible labour footprint despite the small company count. That headcount is spread across firms whose work depends on scheduling, vetting, retention and site-level supervision, so capacity is not just a question of winning contracts; it also depends on keeping enough trained guards available for unsociable hours and variable demand.

Contract risk in manned guarding usually sits around licensing, right-to-work checks, insurance cover, incident recording and the client’s duty of care for visitors, tenants and staff. Buyers in construction, managed estates and public venues tend to ask for evidence of training, escalation procedures and supervisor oversight before awarding recurring work. Pricing is also tied closely to labour costs, travel time and the complexity of each site, so margins can narrow when contracts require static cover, late-night shifts or multiple handovers between guards.

The Swansea cohort appears weighted towards locally managed operators rather than high-turnover national contractors. That tends to make buyer relationships practical and service-history based, with repeat work coming from estates, venues and construction sites that value response times and continuity of personnel. Scale-up scarcity is likely to persist where providers rely on labour-intensive delivery and need supervisors close to client sites. Consolidation may happen at the margins, but the sector still looks shaped by rota reliability, compliance discipline and the ability to recruit and retain guards for difficult shifts.

30

Active firms

2026

11

Since 2022

Newer incorporations

0

Above £5M

No firms over £5M turnover

Key facts

36% of the cohort was incorporated since 2022 (11 firms), so a sizeable share is in its first few filing cycles.

Manned guarding in Swansea remains labour-led, with service quality tied to rostering, vetting, supervision and local response capacity.

Buyers use staffed officers for premises, venues, construction sites and facilities where an on-site presence is still required.

Regional security contractors tend to suit multi-site guarding contracts, while smaller operators are more likely to fit single-site cover, short-term work and venues.

Top Swansea Manned Guarding companies

Company
Sales readinessHow strongly each company matches this list’s ideal-customer profile. An AI model assesses what each company does (from its website), its sector and size, and scores its overall fit 0–100. Companies are listed highest score first, so the best-fit prospects appear at the top.
Turnover
Employees
Growth (yoy)Year-on-year change in UK headcount, from filed accounts.
Financial healthComposite 0–100 score from recent XBRL filings (profitability, net assets, liquidity, cash, headcount). Bands: Strong, Healthy, Stable, Weak, Distressed.
Location

RGM SECURITY LIMITED

RGM Security
Physical Security Services
81 employeesInc. 2014SwanseaCH 08926781
rgmsecurity.co.uk

Trajectory

5y · 2019–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Cash0 / 100
Headcount100 / 100
What does RGM SECURITY LIMITED do?

Provides manned security services including static and mobile guards, corporate security officers, and loss prevention staff. Also delivers intrusion testing and threat awareness training for…

Who does RGM SECURITY LIMITED sell to?

Serves private and public sector organisations across Swansea and South Wales, including manufacturers, local authorities, construction sites, education providers, recycling plants, factory units and…

Key contacts (2)
GM
Gemma Moses
Director
RR
Rebecca Rees-Jones
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
81
UK Revenue
£1.6mEstimate
Founded
12 years ago
Since Mar 2014
HQ
Swansea
Financial health
73

Financial Health

Healthy

Healthy · Hiring · 42% CAGR over 6y

Hiring

Location

Map of Swansea
Rees-Jones House 63a Courtney Street, Manselton
Swansea, SA5 9NR
Open in maps

Professional Security Management Limited

Professional Security Management
Physical Security Services
26 employeesInc. 2000SwanseaCH 04094009
psmsecurity.com

Trajectory

3y · 2023–Now

Financial sub-scores

Computed from 3 filings
Net assets79 / 100
Cash100 / 100
Headcount33 / 100
What does Professional Security Management Limited do?

Provides manned security services including security guarding and key holding. Supplies SIA‑licensed security personnel to commercial clients and operates under NSI Guarding Gold accreditation and…

Who does Professional Security Management Limited sell to?

Serves businesses and organisations in Wales that require contracted security personnel, guarding and keyholding services.

Key contacts (2)
RG
Robert George Evans
Director
GH
Gareth Huw Richards
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
26
UK Revenue
£1.4mEstimate
Founded
25 years ago
Since Oct 2000
HQ
Swansea
Financial health
72

Financial Health

Healthy

Healthy · -4% CAGR over 2y

Location

Map of Swansea
Suite 7 Langdon House, Langdon Road Sa1 Swansea Waterfront
Swansea, SA1 8QY
Open in maps

Lionsgate Security and Events Limited

Lions Gate Security
Physical Security Services
266 employeesInc. 2012SwanseaCH 08142635
lionsgatesecurity.info

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets88 / 100
Cash11 / 100
Headcount100 / 100
What does Lionsgate Security and Events Limited do?

Provides security services including retail security guards, night watchmen for warehouses and factories, event stewards, close protection, keyholding and alarm response, private investigation, CCTV…

Who does Lionsgate Security and Events Limited sell to?

Serves businesses and event organisers needing security cover, including high street retailers, hotels, caravan parks, warehouses, factories, building sites, sports events, weddings and medical/COVID…

More contacts & email available
Unlock
Company vitals
UK Headcount
266
UK Revenue
£1.7mEstimate
Founded
13 years ago
Since Jul 2012
HQ
Swansea
Financial health
70

Financial Health

Healthy

Healthy · Hiring · 240% CAGR over 4y

Hiring

Location

Map of Swansea
The Business Centre 1 Peniel Green Road, Llansamlet
Swansea, SA7 9AP
Open in maps

Regimental Security Services Limited

Regimental Security Services
Physical Security Services
Inc. 2020SwanseaCH 12948938

Trajectory

5y · 2021–Now
No headcount data filed

Financial sub-scores

Computed from 5 filings
Net assets40 / 100
Cash55 / 100
More contacts & email available
Unlock
Company vitals
UK Headcount
0
UK Revenue
£0Estimate
Founded
5 years ago
Since Oct 2020
HQ
Swansea
Financial health
46

Financial Health

Stable

Stable

Location

Map of Swansea
Gcng House, Unit 12, Tawe Business Village
Swansea, SA7 9LA
Open in maps

SECURITY SPECIALIST SERVICES LTD

Security Specialist Services
Physical Security Services
2 employeesInc. 2018Swansea, West GlamorganCH 11141615

Trajectory

5y · 2019–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
More contacts & email available
Unlock
Company vitals
UK Headcount
2
UK Revenue
£21kEstimate
Founded
8 years ago
Since Jan 2018
HQ
Swansea, West Glamorgan
Financial health
0

Financial Health

Distressed

Distressed

Financial distress

Location

Map of Swansea, West Glamorgan
Unit 1, Vaughan Thomas Busines Centre, 5 Vaughan Thomas Lane
Swansea, West Glamorgan, SA1 6BY
Open in maps

Empath Security Limited

Empath Security
Physical Security Services
17 employeesInc. 2019SwanseaCH 12135501

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets90 / 100
Cash0 / 100
Headcount100 / 100
Key contacts (1)
WP
William Philip Garnett
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
17
UK Revenue
£235.7kEstimate
Founded
6 years ago
Since Aug 2019
HQ
Swansea
Financial health
68

Financial Health

Healthy

Healthy · Hiring · 103% CAGR over 4y

Hiring

Location

Map of Swansea
456 Gower Road, Killay
Swansea, SA2 7AL
Open in maps

FACILITATE SECURITY LTD

Facilitate Security
Physical Security Services
1 employeesInc. 2017SwanseaCH 10578958

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Headcount40 / 100
More contacts & email available
Unlock
Company vitals
UK Headcount
1
UK Revenue
£36.5kEstimate
Founded
9 years ago
Since Jan 2017
HQ
Swansea
Financial health
78

Financial Health

Healthy

Healthy · 0% CAGR over 4y

Location

Map of Swansea
456 Gower Road, Killay
Swansea, SA2 7AL
Open in maps

Aso Facilities Management Ltd

ASO Facilities Management
Physical Security ServicesField Services & Trades
3 employeesInc. 2023SwanseaCH 14953408

Trajectory

2y · 2024–Now

Financial sub-scores

Computed from 2 filings
Net assets80 / 100
Cash49 / 100
Headcount40 / 100
Key contacts (2)
SO
Serah Ogechi Abazie
Director
SO
Sullivan Okechukwu Abazie
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
3
UK Revenue
£38kEstimate
Founded
2 years ago
Since Jun 2023
HQ
Swansea
Financial health
61

Financial Health

Healthy

Healthy · 0% CAGR over 1y

Location

Map of Swansea
73 Mysydd Road, Landore
Swansea, SA1 2QD
Open in maps

Roger Hopkins Security and Investigations Ltd

Roger Hopkins Security and Investigations
Physical Security Services
1 employeesInc. 2023SwanseaCH 14575843

Trajectory

2y · 2024–Now

Financial sub-scores

Computed from 2 filings
Net assets0 / 100
Headcount40 / 100
Key contacts (1)
RM
Roger Michael Hopkins
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
1
UK Revenue
£13.8kEstimate
Founded
3 years ago
Since Jan 2023
HQ
Swansea
Financial health
15

Financial Health

Distressed

Distressed · 0% CAGR over 1y

Financial distressTechnical insolvency

Location

Map of Swansea
Avc House, 21 Northampton Lane
Swansea, SA1 4EH
Open in maps

ETERNITY FIRE AND SECURITY LTD

Eternity Fire and Security
UtilitiesPhysical Security Services
8 employeesInc. 2022Swansea, West GlamorganCH 14098027
eternitysecurity.co.uk

Trajectory

3y · 2023–Now

Financial sub-scores

Computed from 3 filings
Net assets100 / 100
Cash100 / 100
Headcount100 / 100
Key contacts (2)
BC
Beverley Claire Harrison
Director
DT
David Thomas Harrison
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
8
UK Revenue
£73.5kEstimate
Founded
4 years ago
Since May 2022
HQ
Swansea, West Glamorgan
Financial health
100

Financial Health

Strong

Strong · Growing, Hiring · 100% CAGR over 2y

GrowingHiring

Location

Map of Swansea, West Glamorgan
10-11 Caer Street
Swansea, West Glamorgan, SA1 3PP
Open in maps

Aartic Training Services Ltd

Aartic Training Services
Recruitment & StaffingPhysical Security ServicesEducation & Training
1 employeesInc. 2012Swansea, West GlamorganCH 07994732
anytraining.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Headcount0 / 100
Key contacts (1)
AC
Adrian Carl Rabey
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
1
UK Revenue
£18kEstimate
Founded
14 years ago
Since Mar 2012
HQ
Swansea, West Glamorgan
Financial health
0

Financial Health

Distressed

Distressed · -16% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of Swansea, West Glamorgan
Sa1 Accountants Limited Office 3 Rainbow Business Centre, Phoenix Way
Swansea, West Glamorgan, SA7 9EH
Open in maps

SA1 SECURITY LIMITED

SA1 Security
Physical Security Services
0 employeesInc. 2024SwanseaCH 16020711

Trajectory

1y · 2025–Now
Key contacts (1)
DE
Derek Emanuel
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
0
UK Revenue
£22.6kEstimate
Founded
1 year ago
Since Oct 2024
HQ
Swansea
Financial health

Financial Health

Insufficient history

Insufficient history

Location

Map of Swansea
49 Clarence Court
Swansea, SA1 3QY
Open in maps

Dark Knight Security Services Ltd

Dark Knight Security Services
Physical Security Services
1 employeesInc. 2015SwanseaCH 09685123

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Headcount40 / 100
More contacts & email available
Unlock
Company vitals
UK Headcount
1
UK Revenue
£21.7kEstimate
Founded
10 years ago
Since Jul 2015
HQ
Swansea
Financial health
15

Financial Health

Distressed

Distressed · 0% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of Swansea
4 Oak Way, Penllergaer
Swansea, SA4 9WW
Open in maps

GMMAIR LTD

Gmmair
Physical Security Services
2 employeesInc. 2022NeathCH 14563196

Trajectory

3y · 2024–Now

Financial sub-scores

Computed from 3 filings
Net assets21 / 100
Headcount40 / 100
Key contacts (1)
GM
Gordon Mair
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
2
UK Revenue
£44.1kEstimate
Founded
3 years ago
Since Dec 2022
HQ
Neath
Financial health
28

Financial Health

Weak

Weak · 0% CAGR over 2y

Location

Map of Neath
32-34 Victoria Gardens
Neath, SA11 3BH
Open in maps

Ds Owen Ltd

DS Owen
Physical Security Services
1 employeesInc. 2022Port Talbot, West SussexCH 14135871

Trajectory

3y · 2023–Now
Key contacts (1)
SO
Shelley Owen
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
1
UK Revenue
£19kEstimate
Founded
4 years ago
Since May 2022
HQ
Port Talbot, West Sussex
Financial health

Financial Health

Insufficient history

Insufficient history

Location

Map of Port Talbot, West Sussex
6 Wells Road, Baglan
Port Talbot, West Sussex, SA12 8NH
Open in maps

Shepherd Security Ltd

Shepherd Security
Physical Security Services
Inc. 2023NeathCH 14707761

Trajectory

2y · 2024–Now
No headcount data filed

Financial sub-scores

Computed from 2 filings
Net assets40 / 100
Cash55 / 100
More contacts & email available
Unlock
Company vitals
UK Headcount
0
UK Revenue
£0Estimate
Founded
3 years ago
Since Mar 2023
HQ
Neath
Financial health
46

Financial Health

Stable

Stable

Location

Map of Neath
Llety Bela Farm, Aberdulais
Neath, SA10 8HR
Open in maps

Bondale Limited

Bondale
Physical Security Services
Inc. 2009LlanelliCH 06939783

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Key contacts (1)
RN
Roger Neil Evans
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
0
UK Revenue
£19.8kEstimate
Founded
16 years ago
Since Jun 2009
HQ
Llanelli
Financial health
0

Financial Health

Distressed

Distressed

Financial distressTechnical insolvency

Location

Map of Llanelli
Garod House 22 Gorsddu Road, Penygroes
Llanelli, SA14 7NU
Open in maps

Stu Phillips K9 Ltd

STU Phillips K9
Physical Security Services
1 employeesInc. 2015Whitland, CarmarthenshireCH 09377539
bwycanine.co.uk

Trajectory

3y · 2023–Now

Financial sub-scores

Computed from 3 filings
Net assets0 / 100
Cash100 / 100
Headcount40 / 100
Key contacts (1)
SL
Stuart Lloyd Phillips
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
1
UK Revenue
£50.7kEstimate
Founded
11 years ago
Since Jan 2015
HQ
Whitland, Carmarthenshire
Financial health
38

Financial Health

Weak

Weak · 0% CAGR over 2y

Financial distressTechnical insolvency

Location

Map of Whitland, Carmarthenshire
Tregyd, Blaenwaun
Whitland, Carmarthenshire, SA34 0HY
Open in maps

T.trumper Limited

T.trumper
Physical Security Services
1 employeesInc. 2012SwanseaCH 07990197

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets33 / 100
Headcount40 / 100
Key contacts (1)
TT
Tony Trumper
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
1
UK Revenue
£23.8kEstimate
Founded
14 years ago
Since Mar 2012
HQ
Swansea
Financial health
35

Financial Health

Weak

Weak · 0% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of Swansea
4 High Street, Pontardawe
Swansea, SA8 4HU
Open in maps

Kye-Tec Security & K9 Ltd

KYE-TEC Security & K9
Physical Security Services
4 employeesInc. 2022Port TalbotCH 13960944

Trajectory

3y · 2023–Now

Financial sub-scores

Computed from 3 filings
Net assets31 / 100
Headcount0 / 100
More contacts & email available
Unlock
Company vitals
UK Headcount
4
UK Revenue
£75.3kEstimate
Founded
4 years ago
Since Mar 2022
HQ
Port Talbot
Financial health
19

Financial Health

Distressed

Distressed · -40% CAGR over 2y

Financial distress

Location

Map of Port Talbot
2 Crimson Avenue
Port Talbot, SA12 7RE
Open in maps

HRT SECURITY SERVICES LIMITED

HRT Security Services
Physical Security Services
2 employeesInc. 2023Port TalbotCH 15000922

Trajectory

1y · 2025–Now
Key contacts (1)
RT
Ryan Tracey
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
2
UK Revenue
£76.5kEstimate
Founded
2 years ago
Since Jul 2023
HQ
Port Talbot
Financial health

Financial Health

Insufficient history

Insufficient history

Location

Map of Port Talbot
8 Kennel Row, Castell-Nedd
Port Talbot, SA11 2JE
Open in maps

Shield Serv. Facilities Management Ltd

Shield Serv. Facilities Management
Physical Security Services
1 employeesInc. 2022Port TalbotCH 14335084

Trajectory

3y · 2023–Now

Financial sub-scores

Computed from 3 filings
Headcount40 / 100
More contacts & email available
Unlock
Company vitals
UK Headcount
1
UK Revenue
£13.5kEstimate
Founded
3 years ago
Since Sep 2022
HQ
Port Talbot
Financial health
40

Financial Health

Stable

Stable · 0% CAGR over 2y

Location

Map of Port Talbot
Office 18 Shield Serv. Fm Ltd, Sandfields Business Centre, Purcell Avenue Industrial Estate
Port Talbot, SA12 7PT
Open in maps

BLUE MOUNTAIN SECURITY LTD

Blue Mountain Security
Physical Security Services
Inc. 1999Carmarthen, CarmarthenshireCH 03722107

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets30 / 100
Cash100 / 100
Headcount0 / 100
More contacts & email available
Unlock
Company vitals
UK Headcount
0
UK Revenue
£158.3kEstimate
Founded
27 years ago
Since Feb 1999
HQ
Carmarthen, Carmarthenshire
Financial health
41

Financial Health

Stable

Stable

Location

Map of Carmarthen, Carmarthenshire
24 Lammas Street
Carmarthen, Carmarthenshire, SA31 3AL
Open in maps

TIVY SECURITY LIMITED

Tivy Security
Physical Security Services
1 employeesInc. 2012Newcastle EmlynCH 08035766
tivysecurity.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Cash81 / 100
Headcount0 / 100
Key contacts (1)
DJ
Dylan John Jones
Director
More contacts & email available
Unlock
Company vitals
UK Headcount
1
UK Revenue
£94.3kEstimate
Founded
14 years ago
Since Apr 2012
HQ
Newcastle Emlyn
Financial health
67

Financial Health

Healthy

Healthy · -24% CAGR over 4y

Location

Map of Newcastle Emlyn
Llethremoel, Danrhelyg
Newcastle Emlyn, SA38 9RG
Open in maps

REDCOAT PROTECTION GROUP LTD

Redcoat Protection
Physical Security Services
Inc. 2024Ammanford, DyfedCH 16081896

Trajectory

1y · 2025–Now
No headcount data filed
More contacts & email available
Unlock
Company vitals
UK Headcount
0
UK Revenue
£0Estimate
Founded
1 year ago
Since Nov 2024
HQ
Ammanford, Dyfed
Financial health

Financial Health

Insufficient history

Insufficient history

Location

Map of Ammanford, Dyfed
1 Wern Road, Garnant
Ammanford, Dyfed, SA18 1LN
Open in maps

Securidoor (Cymru) Limited

Securidoor (cymru)
Physical Security Services
Inc. 2008Burry Port, DyfedCH 06560547

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
More contacts & email available
Unlock
Company vitals
UK Headcount
0
UK Revenue
£0Estimate
Founded
18 years ago
Since Apr 2008
HQ
Burry Port, Dyfed
Financial health
0

Financial Health

Distressed

Distressed

Financial distressTechnical insolvency

Location

Map of Burry Port, Dyfed
8b Gwscwm Road
Burry Port, Dyfed, SA16 0BT
Open in maps

Unlock all 30 leads

Showing 26 of 30 +4 more with verified decision-maker contacts, live data, and CRM sync.

Unlock leads

How Swansea Manned Guarding companies work and how to sell to them

What they do

Manned guarding firms earn most of their revenue by selling officer time rather than a discrete product. Contracts are commonly priced by the hour, shift pattern or site, with margin depending on wage rates, supervision, travel and the number of handovers required. Recurring revenue comes from retained cover at premises, estates and sites, while ad hoc work covers events, vacant properties, alarm response and holiday absence. The service bundle is part labour provision, part operational control: vetting, training records, uniforms, patrol instructions, incident logs, relief cover and a supervisor who can step in when a shift fails or a client changes the brief.

Who they sell to

Most buyers are local estates teams, facilities managers, venue operators, managing agents, construction managers and industrial-site leads. The budget holder may be an operations director or property lead, but day-to-day influence often sits with the person handling incidents, tenant complaints or site access. Smaller contracts are usually won through direct approaches, referrals and quote comparisons; larger or public-facing assignments tend to pass through tender packs, approved-supplier processes and evidence checks. Sales cycles are short when a site has an urgent vacancy, but slower when the buyer needs cover across several buildings, named escalation routes and proof that guards can be replaced without disrupting opening hours.

What they buy

Most manned guarding providers tend to spend on tools that keep labour, compliance and client reporting under control. Scheduling, time-and-attendance, payroll, HR case management, training administration, incident reporting and document storage are natural fits. Operators with mobile patrols may also buy vehicle, fuel, lone-worker, keyholding and route-planning support, while office teams need accounting, debt collection, insurance broking and contract review. Recruitment services can be relevant where unsociable shifts create churn. Marketing spend is usually practical rather than brand-led: local search, tender writing, case-study production, quote follow-up and CRM hygiene that helps managers track prospects without overloading supervisors.

Why and how to sell to them

Buying triggers tend to be visible before a provider makes a formal purchase: a new contract win, a failed shift, a lost renewal, a run of late invoices, a supervisor hire or a move into a site type with tighter evidence requirements. The 11 Swansea firms incorporated since 2022 may still be setting up repeatable processes, while operators below the £5M revenue mark are unlikely to carry large internal systems teams. Outbound works better when it names a specific operating cost, such as overtime leakage, missed patrol proof, licence expiry tracking or slow invoice approval, and offers a low-disruption way to test the fix on one contract.

How this list is built

Methodology

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.

Also in Swansea

Related directories

Frequently asked questions

How many manned guarding companies are there in Swansea?
Around 30 actively-trading manned guarding companies are registered in Swansea. Of those, 0 report turnover above £5M in their most recent filed accounts. This Swansea list covers companies across the wider Swansea travel-to-work area, including surrounding towns — not just the Swansea local-authority boundary.
What counts as a manned guarding company in this list?
A company is included when its public website and filed activity descriptions indicate it sells manned guarding products or services as its primary business — not just because of the SIC code it picked at incorporation. Each company is tagged via semantic analysis of its website content; SIC codes are used as supporting signal, not the sole gate.
Which are the largest manned guarding companies in Swansea?
The list is ranked by a sales-readiness score — built from trading signals, financial health and growth rather than raw turnover — so the most actionable manned guarding companies in Swansea appear at the top of the table. Larger firms often still rank highly, because that score rewards genuine trading scale, but the order reflects sales-readiness, not turnover alone. About 0 of the 30 actively-trading firms report turnover above £5M in their most recent accounts; subsidiaries that file consolidated worldwide accounts are excluded so the figures stay comparable across UK filers.
What do manned guarding companies in Swansea actually do?
Manned guarding firms earn most of their revenue by selling officer time rather than a discrete product. Contracts are commonly priced by the hour, shift pattern or site, with margin depending on wage rates, supervision, travel and the number of handovers required. Recurring revenue comes from retained cover at premises, estates and sites, while ad hoc work covers events, vacant properties, alarm response and holiday absence. The service bundle is part labour provision, part operational control: vetting, training records, uniforms, patrol instructions, incident logs, relief cover and a supervisor who can step in when a shift fails or a client changes the brief.
How does Swansea manned guarding compare internationally?
Cross-border comparisons of manned guarding populations are tricky because every country defines the sector slightly differently and reports financials on different cadences. We focus this list on firms that file UK statutory accounts so the figures are comparable; international peer breakdowns aren't bundled here.
How is this list built and how fresh is the data?
The list is rebuilt from Companies House dump data, XBRL filings, and a website analysis pass over each company's public site. Companies with consolidated group accounts (worldwide rather than UK-only revenue) are excluded so the figures stay UK-specific. The page's last-updated date is shown at the top.
How big are the typical manned guarding companies in Swansea?
Company sizes in this list vary widely. The median actively-trading manned guarding firm employs around 1 people, and median UK turnover across the list is roughly £23k in the most recent filed accounts.
Are these mostly new or established manned guarding companies?
11 of the 30 actively-trading manned guarding companies in this list were incorporated since 2022; the remainder were incorporated before then, so the Swansea list mixes recent entrants with longer-established firms.
What SIC codes does this use?
Rather than relying solely on SIC codes, we build a semantic understanding of what each company actually does by scraping its website and analysing it with AI. This means a company is included based on what it sells, not what SIC code it picked at incorporation. SIC codes are used as a signal but not the primary classification.
What buying signals should I look for?
The strongest signals for B2B outbound are recent leadership changes (new CFO/CRO), rapid headcount growth, revenue-band changes, and web-stack changes. Firmbase tracks all of these automatically.

Push these 30 companies into your pipeline.

Find the right decision-makers, see verified company data, and export your list in seconds.