Welcome To UK Detective Agency

The business was incorporated in 2020 and was started by Ex Senior Police Detective Mark Brashaw

Mark has a history of investigating serious crimes.  He was a Police Detective before being seconded to the Home Office, managing complex crime spanning across the continent.

He successfully lead investigations into immigration crime, working with European Police forces, crime agencies,  Europol and Eurojustice departments.

UKDA has a global reach and is able to conduct investigations accordingly.  With access to accredited agents worldwide, you will be in safe hands.

UKDA is also regulated by the ICO (Information commissioners Office reference number ZB037630) to ensure compliance with GDPR and current legislation.

Experience Matters

Professional, Highly Discreet & Friendly Private Detectives

Areas Of Expertise

Complex investigations, Surveillance, finding people and property, Process Serving and Fraud Investigations



We specialise in surveillance.  Our agents are highly trained ex police dedicated Surveillance Officers.

We offer both static and mobile surveillance using the latest technology.


Missing Persons

We are able to help find missing family members or friends to identifying debtors and serving legal paperwork.


Test Purchasing

We can investigate organised crime groups or individuals responsible for selling “imitation goods” goods, goods which have been doctored and goods obtained in the course of criminal activity.



We undertake both civil and corporate investigations.  Whether the subject of the investigation is a cheating partner a prospective partner, an ex employee or insurance fraud, we have years of experience and are here to help you with whatever you require.


Process Serving

We undertake process serving across the world, serving legal documents on behalf of solicitors and other businesses.           


Protection & Patrol

We are able to provide security at vulnerable sites.  This can be in the form of K9 patrols or static security. 


Reviews From Our Clients

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