Private Investigator UK

Investigation Services

Investigative Services

Sentry Investigations Ltd are discreet private investigators Birmingham, offering a wide range of investigative service. This includes covert surveillance operations, GPS tracker deployments, private investigator background checks plus much more. Our private detective practices regularly prove to be highly effective in uncovering hidden truths. We gather reliable evidence which naturally positions our clientele into stronger standing positions, thus allowing them make informed decisions on how best to proceed with the evidence produced. Sentry Investigations Ltd aim to deliver exceptional investigative services in the professional manner we pride ourselves on, and at competitive rates against the market.

Private Investigations

Corporate Investigations

Who We Are

Sentry Investigations Ltd are a Birmingham based private investigations company with the head office located in the Jewellery Quarter of the city. Sentry Investigations Ltd's managing director is a HM Forces (British Army) veteran with operational experience developed from combatant roles across some of the world's most highly conflicted regions. Since 2013, he has fully engaged within the private investigations industry by supporting clientele from both the private and corporate sectors. The positive values, standards and professionalism acquired from past military experiences are attributes that have naturally directed the way in which Sentry Investigations Ltd operates today.


The investigative services as listed above are achieved by means of advanced mobile surveillance techniques, and desktop Open-Source Intelligence Gathering (OSINT). We boast high success rates by aiming to deliver effective results and exceptional customer service. There are no guarantees when it comes to private investigations and we always make this clear to our clientele from the offset (as every private investigator should). However, we only utilise the very best private detectives the industry has to offer in order to maximise our chances of success. 

Sentry Investigations Ltd operate with a trusted network of Birmingham private investigators. Typically, our investigators have former backgrounds in the military, police, security and other government agencies. That being said, we have signed the Armed Forces Covenant (Bronze Awarded) with a pledge to support our serving and veteran military personnel by giving them first priority with work opportunities. It is the least we can do to show our support, and it gives our clientele the reassurance that true professionals will be investigating their case.

Standards of a Private Detective Firm Birmingham

 Sentry Investigations Ltd operate with strict confidentiality on all investigations. We ensure the personal data we handle is done so in accordance with GDPR requirements. 


We ensure our private detective work is legally compliant at every level. Sentry Investigations Ltd have the knowledge and expertise to conduct professional and ethical private investigations whilst remaining on the right side of the law at all times.


Sentry Investigations Ltd satisfy thorough Data Protection Impact Assessments (DPIA's) prior to any and all investigations. This is to ensure the investigative course of action is justified and proportionate to the nature of the allegation or concern.