Your local private investigator services in Derby, Leicester, Nottingham, Burton and nationwide

Cheating Partner | Vehicle Tracking | Child Protection | Tracing

Always a discreet service provided by qualified and professional investigators


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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.

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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.

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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.

Welcome to Delta 74 Private Investigations

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

All of our team are 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 instalment such as cameras or microphones and business investigations (employee disputes).

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

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 costs page to get an idea of how much a private investigator costs.
  • We can operate 24 hours a day, 7 days a week whilst working on your case.
  • Our detectives are all equipped with the latest in surveillance technology and equipment.
  • We deliver the report with footage in a way that suits you and is court admissible – all within 48 hours.
  • With our offices based in Castle Donington we can operate anywhere in the Midlands and surrounding areas which include DerbyNottingham, Leicester and Burton-upon-Trent.
  • We are listed as one of the Three Best Rated private investigation agencies in Derby!

0800 774 7241


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Best Private investigators in Derby

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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