Professional Private Investigators
We provide a wide range of investigation services throughout the UK. Always a discreet service provided by qualified and professional investigators.
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Cheating Partner Investigations
Do you suspect your partner of cheating? We can help you get the evidence you need.
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Surveillance Services
Our discreet surveillance services can uncover the truth and provide the evidence you need
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Child Protection Investigations
If you can't be with your child all of the time, we can provide the evidence you need to keep them safe and proteced from harm
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The Delta 74 Shop
A one stop shop for surveillance and investigation equipment for professionals and private customers.
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Private Investigator Services

Delta 74 Private Investigations are a private investigator agency based in Derby, providing an affordable, reliable and professional service no matter what the circumstances are.

All of our team are fully trained and insured private investigators to ensure a positive outcome that provides the evidence you need. Services carried out include; cheating partner investigations, live vehicle/asset tracking, hidden device instalment (such as cameras or microphones) and business investigations (including employee disputes). Our services are also surprisingly affordable! See our private investigator costs for more information.

How We Can Help You.

Cheating Partners

We offer cheating partner investigations.

Bug Sweeping

We offer a bug sweeping service.

Technical Investigations

We offer technical investigations, using the latest technologies.


We offer surveillance services.

People Tracing

We offer a people tracing service.

Child Protection Investigations

We offer child protection investigations.

Vehicle Tracking

We offer a vehicle tracking service.

Counter Surveillance

We can provide counter surveillance services.

Business Investigations

We can help to keep your business safe.

Surveillance Investigations

Delta 74 has specialised in surveillance investigations since being established in 2016. We can carry out same day surveillance investigations if needed.

Vehicle Tracking

One of our most popular services for customers. We do all the hard work for you in a very discreet and cost effective way. Vehicle Tracking is a brilliant way to build up a pattern of someone’s activities.

People Tracing

With an industry leading private investigator team,  we leave no stone unturned in finding out the person you are looking . We use the most up to date databases to bring you the information you need, whilst working on a no find, no fee basis.

Cheating Partners

If you suspect your husband or wife is having an affair, our expert private investigators can help you find out the truth. We’ll discreetly investigate and provide you with all the evidence you need to confront your cheating partner!

Contact Us Today

Call us of fill out our contact form to discuss your requirements.

The Delta 74 Shop

We are stockists of some of the best surveillance equipment on the market today. In our product range includes hidden cameras disguised as bluetooth speakers and discreet listening devices built specifically for investigations. For more products head over to the shop and browse through the categories. Should you need to get the equipment, ensure you’re buying the best from the best!

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