# Security systems / CCTV in London

112 security systems / CCTV near London, ranked by the strength of independent public evidence. Trust Score is used when available, drawing on reviews, credential evidence and registry data from named public sources, cross-checked wherever more than one source covers a business. No ads, no paid placement. Below are the top 12 by evidence.

| Trader | Location | Trust Score | Rating | Reviews | Named sources |
| --- | --- | --- | --- | --- | --- |
| [Excel Solutions (London) LTD](https://mytrustedtraders.com/traders/excel-solutions-london-ltd) | London | 63/100 | 4.9/5 | 806 | Checkatrade |
| [Connect Security (Burglar Alarms & Security)](https://mytrustedtraders.com/traders/connect-security-burglar-alarms-security) | London | 60/100 | 5.0/5 | 120 | Which? Trusted Traders |
| [HomeTechWare](https://mytrustedtraders.com/traders/hometechware) | London | 55/100 | 5.0/5 | 50 | Checkatrade, Which? Trusted Traders |
| [Spets Security Ltd](https://mytrustedtraders.com/traders/spets-security-ltd-5) | London | 52/100 | 5.0/5 | 26 | Checkatrade, TrustATrader |
| [MDBS Electrical Ltd](https://mytrustedtraders.com/traders/mdbs-electrical-ltd-2) | London | 51/100 | 5.0/5 | 45 | Checkatrade |
| [Installed Security](https://mytrustedtraders.com/traders/installed-security) | Welling | 50/100 | 5.0/5 | 70 | Checkatrade |
| [T F Security Systems Limited](https://mytrustedtraders.com/traders/t-f-security-systems-limited) | Greenwich | 49/100 | 5.0/5 | 95 | Checkatrade |
| [Satfocus Security](https://mytrustedtraders.com/traders/satfocus-security) | Harrow | 48/100 | 5.0/5 | 33 | Checkatrade |
| [Premier Security](https://mytrustedtraders.com/traders/premier-security) | London | 47/100 | 5.0/5 | 3 | Checkatrade |
| [Satech Technologies LTD](https://mytrustedtraders.com/traders/satech-technologies-ltd) | London | 46/100 | 5.0/5 | 3 | Checkatrade |
| [Live Security Solutions Ltd](https://mytrustedtraders.com/traders/live-security-solutions-ltd) | London | 43/100 | 5.0/5 | 25 | Checkatrade |
| [Nvt Fire And Security Ltd](https://mytrustedtraders.com/traders/nvt-fire-and-security-ltd-2) | Wembley | 42/100 | 5.0/5 | 11 | Checkatrade, Companies House |

Each trader's full public evidence is at its profile URL (append `/md` for a Markdown version). See all security systems / CCTV in the United Kingdom at `https://mytrustedtraders.com/find/security-systems`.

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Source: MyTrustedTraders. https://mytrustedtraders.com/find/security-systems/london
Real public evidence only: every figure traces to a named source, and figures are cross-checked wherever more than one independent source covers the same business. If a source does not carry a field, it is not shown.