Our reputation for offering quality security services is built by Security Professionals who raise benchmarks in the field Consult Today
we always stay current with the latest technologies and techniques to keep our clients secure
We follow cleaning processes and procedures that are designed to help create a cleaner and healthier environment for you and your family Consult Today

Excellent Service

Our team is on hand 24/7. Any queries and problems are handled professionally and rectified in a timely manner.

Fully Insured

We hold sufficient Public and Employee Liability Insurance which gives our client’s peace of mind for us to carry our services.

Fully Licensed

Our Security Officers are fully licenced with Security Industry Authority regular checks are made to ensure licenses.

Reliable and Proven

An established company with a strong experienced management team. We have a dedicated and proven workforce.


We Offers Security Services & provides trained, SIA licensed and professional security guards. 

All staff are subjected to rigorous background checks and can provide complete reassurance to our customers, customers and staff.

Provide regular and up-to-date training to agents and listen to feedback to ensure that their knowledge and skills are kept at the highest level.

Mission – We make the world a safer place by protecting our customers' people and property around the world.
Vision – We imagine a world where our clients' people and property are safe. We have become the world's leading provider of security services and business solutions and establish our position as a trusted security partner
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Satisfied Clients

Golden years we’ve passed!

The fields on which we give

Our Services

Cleaning Services

From everyday housekeeping to routine cleanings and seasonal services, our professional team members can provide you with an unrivaled experience.

Close Protection

Security Alliance close protection has global capabilities, providing experienced protection personnel for any environment. We can provide secure transportation with…

Dog Handling Services

We offer canine services with security officers who perform guarding services with the help of specially trained dogs. Ideal for…

Traffic Marshal (Banksman)

A Traffic Marshal or Banksman is an operative trained to direct vehicle and plant movement on or around a construction…


A Steward assists in keeping a restaurant, bar, or lounge clean and ... and condiments, and assisting the wait staff…

Key Holding

Keyholding is a specialist security service where a contracted security firm holds a set of keys to your commercial premises…

Vacant Property Security

When security services for the vacant property are needed by banks, mortgage companies, or business and property owners, A-One-Security Personnel…

Manned Guarding

Manned guarding is a highly effective way of eliminating criminal damage and theft, making it one of the most proactive…

Retail Security

We realize there are many options for your security guard needs, and making the right decision is critical to your…
Sectors We Cover

Commercial Property
Construction Site
Cleaning Services
Education Sector
Government Sectors
Public Sectors
Retail Sectors
Airports Security
Real Estate

We Work Around The United Kingdom

Northern Ireland
30+ Cities Around UK
Get in touch

Get in touch for any kind of help and informations

We’re glad to discuss your organisation’s situation. So please contact us via the details below, or enter your request.

Our Head Office Address:

555 Lincoin Road Peterborough PE1 5PB UK

Call For Help:

+0772 4936 327

Mail us For Information
Why choose us

There are many companies but why A-One-Security

A-One-Security is a leading security services and training company operating nationwide. We provide high-quality security services to our clients without a high price tag. We also offer training courses in many areas such as Threat Detection and First Aid.


Excellent Customer Service

Out team is on hand 24/7. Any queries and problems are handled professionally and rectified in a timely manner.

Fully SIA Licensed

Our Security Officers are fully licenced with the SIA (Security Industry Authority), regular checks are made to ensure licences remain valid.

High Quality Service

We are keen to shake off the stereotypes of the Security Industry so our concept is simple. Quality Staff + Quality Management = Quality Service.

Fully Insured

A-One -Security has sufficient civil and professional liability insurance so our clients can benefit from our services with peace of mind & hassle-free.


We have a very competitive pricing structure which means our quality Security services don’t cost the earth!


We have a dedicated workforce and a proven track record. We are there for our clients 24/7 365 days a year.

Staff Training & Development

We continually aim to develop our staff to ensure they are kept up to date with the latest industry qualifications.


Our Security Professional has been screened to the highest standards. Officers have a wealth of knowledge and experience.


peterborough PE1 5PB UK
(Sat - Thursday)
(10am - 05 pm)