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Top 10 Security Services in Cardiff (2026)

Ranked by Google rating · updated November 2026 · 46 companies listed

Looking for reliable security services in Cardiff? We've ranked the 46 security services listed on Leads FM in Cardiff by their Google rating and review count, so the companies below are the ones local customers rate most highly.

Across 392 customer reviews the average rating is 4.1/5; the most-reviewed company has 46 reviews. Every profile includes contact details and a free enquiry form.

#1

One 2 C

Cardiff · Security Services, Office Space Rental Agency, Security System Installers
5.0
38 reviews

One 2 C is rated 5.0/5 from 38 Google reviews and serves Cardiff and the surrounding area. Services include security services, office space rental agency, security system installers.

#3

KIAX SECURITY

Cardiff · CF24 2SN · Security Services, Fire Alarm Suppliers, Security System Installers
5.0
15 reviews

KIAX SECURITY is rated 5.0/5 from 15 Google reviews and serves Cardiff and the surrounding area. Services include security services, fire alarm suppliers, security system installers.

#6

K9 Protection Ltd

Cardiff · CF23 9AF · Security Guard Services, Security Services
5.0
4 reviews

K9 Protection Ltd is rated 5.0/5 from 4 Google reviews and serves Cardiff and the surrounding area. Services include security guard services, security services.

#8

CSCM

Cardiff · CF24 5PJ · Security Services
4.8
33 reviews

CSCM is rated 4.8/5 from 33 Google reviews and serves Cardiff and the surrounding area. Services include security services.

#9

A&R Services

Cardiff · CF24 5PJ · Commercial Cleaning Services, Security Services
4.8
4 reviews

A&R Services is rated 4.8/5 from 4 Google reviews and serves Cardiff and the surrounding area. Services include commercial cleaning services, security services.

#10

IDS Security Systems Ltd

Cardiff · CF15 7QR · Security Services, Fire Alarm Suppliers, Fire Protection Consultant
4.6
11 reviews

IDS Security Systems Ltd is rated 4.6/5 from 11 Google reviews and serves Cardiff and the surrounding area. Services include security services, fire alarm suppliers, fire protection consultant.

Frequently asked questions

How are the Security Services in Cardiff ranked?

Companies are ordered by their Google rating and number of reviews. Featured listings are shown first and clearly labelled; otherwise ranking cannot be bought.

How many Security Services are listed in Cardiff?

Leads FM currently lists 46 Security Services in Cardiff, with an average Google rating of 4.1 across 392 reviews.

How do I get a quote?

Open any company profile and use the enquiry form — your request goes straight to the company, free of charge and with no obligation.

Is my company missing from this list?

Add it free at leadsfm.com/list-your-business, or claim your existing listing to update details and appear with a Verified badge.

See all 46 Security Services in Cardiff