We offer our private investigator services in Derby, Leicester, Nottingham, and the surrounding areas

Only ever use qualified and professional investigators

Our speciality is covert surveillance in any scenario

Contact us now for a discreet and personal consultation

All phone numbers on our site are clickable and we are waiting for your call

Welcome to Delta 74 Private Investigations

Delta 74 Private Investigations are a small private investigations agency based in Derby just off the M1 that provides an affordable, reliable and professional service no matter what the circumstances are. We cover Nottingham, Derby and Leicester from our centrally located offices.

We only ever use fully trained and insured private investigators to ensure a positive outcome that provides the evidence you or your business need.

Services carried out include; cheating partner investigations, live vehicle/asset tracking, hidden device installment such as cameras or microphones and business investigations (employee disputes).  

Our services are also surprisingly affordable! See our private investigator costs.

Contact us now to find out how we could help you.

Why hire Delta 74 Private Investigations?

  • We don’t add on ANY hidden costs – see our FAQS page to get an idea of how much a private investigator costs  
  • We operate 24 hours a day, 7 days a week
  • Our investigators are all equipped with the latest in surveillance technology
  • We deliver the report and footage in a way that suits you and is court admissible – all within 48 hours 
  • With our offices based in Derby we can operate anywhere in the Midlands and surrounding areas including Nottingham, Leicester and Stoke-on-Trent

0800 774 7241


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Private Investigator


Delta 74 has specialised in matrimonial investigations (cheating partners/cheating spouse) since being established in 2016 and continues to broaden its well documented sensitive capabilities including surveillance and vehicle tracking.

Private Investigator


Investigations services for businesses. These include employee disputes, due diligence checks and anti-surveillance. We do this with real-time reporting, keeping you updated on cases and you will be able to contact our operatives 24/7 as your investigation progresses.

Private Investigator


With an industry leading private investigator team, committed to the highest standards of professional behaviour, discretion, and confidentiality, we leave no stone unturned in finding out whatever it is you need to know. We use the latest in covert technologies to bring you the information you need.

Delta 74 Private Investigations Membership's

Delta 74 Private Investigations are members of The Association of British Investigators, The United Kingdom Professional Investigator Network and The East Midlands Chamber of Commerce. 

We are also fully registered with the Information Commissioners Office.

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