List of Security Companies in London UK

List of security companies in London, UK. Top suppliers for manned guarding service, door supervision service, CCTV operatives, event security, mobile patrol services companies etc.

List of security companies in London :

1st Alliance Services
1A (1st Alliance) Services Limited.
UK’s leading supplier for Manned Guarding Services, Door Supervision, Ad Hoc services, CCTV Operatives, Event Security, Mobile Patrols etc. Attained ACS approved contractor status, ISO 9001 (Quality Management), CHAS & Safe Contractor (Health and Safety) accreditations.
Address :
The Vista Centre
50 Salisbury Road, Hounslow, TW4 6JQ
Phone : 020 8903 3098
Website :
1SC Guarding Limited
1SC Guarding Ltd
Offers security guarding service, security personnel, remote services (24hr remote monitoring, key holding, alarm response, 24 hour mobile patrol), personnel vetting and door supervision service. Accreditations – SIA ACS, ISO 9001:2015, NSI Guarding Gold, Safe Contractor, ICO data protection.
Address :
48 Skylines Village, Limeharbour, London E14 9TS
Phone : 020 7987 9306
Website :
1st Class Protection
1st Class Protection Limited
SIA approved Hendon security guarding company. Provides professionally trained, uniformed guards for a variety of sites including educational institutes, retail and shopping sites, office security and reception, building security (occupied / empty), construction sites etc.
Address :
Head Office
First Floor, Buckingham House,
45 Vivian Avenue, London NW4 3XA
Phone : 020 8457 4722
Fax : 020 8457 1211
Website :
1st Reaction Security
1st Reaction Security Limited
Offers Security Guarding Services (including Security Guarding & Dog Handling Services, Mobile Dog Patrols Service, Key Holding & Alarm Response Service, CCTV Monitoring & 24 Hour Control Room Service) and Electronic Security Services (including Intruder Alarm Systems, CCTV Systems, Access Control Systems and Fire Detection Systems).
Address :
Head Office :
Unit 4, Linnell Way
Telford Way Industrial Estate
Kettering, Northamptonshire NN16 8PS

Cambridge Office :
7D High Street, Fenstanton,
Huntingdon, Cambridgeshire PE28 9LQ
Phone : 0800 656 9989, 01536 512999
Website :

1st Security Solutions
1st Security Solutions Limited
Doncaster based security company offers Security Guarding, Door Supervision, Close Protection, CCTV and more. SIA Approved Contractor, Safe Contractor.
Address :
31 Hall Gate, Doncaster, South Yorkshire DN1 3NL
Phone : 01302 760587 (LOCAL), +44 808 108 0525
Website :
2012 Security Ltd
2012 Security Ltd
ACS Approved Essex security company offering Security Guarding, CCTV, Dog Handling, Keyholding and Alarm Response services in the UK.
Address :
First Floor, 2 Ripple Road, Barking, Essex IG11 7NF
Phone : 020 3397 1686 (OPERATIONS 24/7), 020 3397 1507 (RECRUITMENT)
Fax : 020 7657 4242
Website :
ABK Security Services
ABK Security Services Limited
Services : Store Detective, Retail Security Officer, Corporate / Commercial Security Officer, Construction Site Security Officer, Mobile Patrol, Key Holding and Alarm Response, CCTV Installation – CCTV Service – CCTV Maintenance, Security Guarding Consultancy.
Address :
Imperial Fields, Bishopsford Road, Morden, Surrey, SM4 6BF
Phone : 0208-646-4600
24 hour London Control Room Tel : 0208 646 4655
Website :
Absolute Security (London) Limited t/a SecuriGuard Services Group
SIA approved contractor. Services are security guards, door supervision, retail security and private investigations.
Address :
Meridien House, 69-71 Clarendon Road, Watford, Herts, WD17 1DS
Phone : 03450 600 555
Fax : 03453 191 192
Website :
Acclaimed Security Limited
Acclaimed Security Limited
SIA approved security contractor. Services are Manned Guarding, Mobile Patrols, Key Holding & Alarm Response, CCTV & Detection, Lock & Unlock, Security Dog & Dog Handlers, Vacant Property Inspections, 24 Hour Control Room and Guardsafe (verifies that a guard is where he should be, when he should be).
Address :
The Old Studio, 31 Hyde Park Road, Leeds, West Yorkshire LS6 1PY
Phone : 0345 838 3400
24 Hour : 0345 838 3402
Fax : 0345 838 3401
Website :
Action K9 Security
Action K9 Security Ltd
Team of professional security dog handlers in the London area. Other services are manned guarding services, residential security, chauffeur drivers, CCTV & alarms, close protection etc.
Address :
2A Clover Bank View
Maidstone, Cheltham, Kent ME5 7JQ
Phone : 0163 468 5119, 07838786324
Hours : Monday – Friday (07h00 – 19h00)
Website :

Page updated : 7 September, 2022.

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