Westminster Detectives - Servicing Westminster and London for over 20 years

Westminster Detectives

  020 3124 1574

95% Success Rate. 100% Legal.

We provide professional, efficient and legal private investigation services.

Westminster Detectives offer affordable and discreet solutions for individuals, companies and public sector organisations. Backed by an extensive UK network, Westminster Detectives serve Westminster and localities throughout London.

Westminster Detectives Case Manager waiting to take your call

Welcome to Westminster Detectives

Hello. I'm a Case Manager at Westminster Detectives.

Please browse our range of services and packages on this site.

Not sure how an investigation works? Don't worry. Just give us a call and one of our Case Managers will talk you through it step by step.

Our office is open until 8pm Monday to Sunday
020 3124 1574   |  
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  020 3124 1574

95% Success Rate. 100% Legal.

We provide professional, efficient and legal private investigation services.

Westminster Detectives offer affordable and discreet solutions for individuals, companies and public sector organisations. Backed by an extensive UK network, Westminster Detectives serve Westminster and localities throughout London.

Open 7 days 9am - 8pm

Westminster Detectives Case Manager waiting to take your call

Welcome to Westminster Detectives

Hello. I'm a Case Manager at Westminster Detectives.

Please browse our range of services and packages on this site.

Not sure how an investigation works? Don't worry. Just give us a call and one of our Case Managers will talk you through it step by step.

Our office is open until 8pm Monday to Sunday.

  • Listed in Your Local Yellow Pages
  • Members of the American Polygraph Association
  • Now Accepting All Popular Forms of Payment
  • Insured with HENSURE


  • 100% Confidentiality Guaranteed
  • APA Qualified Polygraph Examiners
  • Westminster's No.1 Detective Agency
  • Each Client Assigned a Case Manager
  • Excellent 1-2-1 Customer Service
  • Secure Online Portal
  • Best Rates Nationwide
  • Full UK Coverage
  • 157 Branches Nationwide
  • Established in 1999

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Contact Us Open 7 days 9am - 8pm

020 3124 1574
FREEPHONE: 0800 294 8556
Free from UK landlines and mobiles
Email Us mail@westminsterdetectives.co.uk
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  • Listed in Your Local Yellow Pages
  • Members of the American Polygraph Association
  • Now Accepting All Popular Forms of Payment
  • Insured with HENSURE

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Why Choose Westminster Detectives?

  • Case Management Team
    Westminster Detectives experienced management team and highly skilled private investigators ensure that your case is carried out professionally and efficiently.
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Westminster Detectives' Frequently Asked Questions

  • To hire your company is more expensive than some others that I have seen. Why is that?
  • How Much is it to Hire a PI?
  • What types of expenses will I be charged for?
  • What kinds of expenses will I be required to pay?
  • Why are you more expensive than some private investigation companies?
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Nationwide Client Comments

  • Living in a rural area, it was important to have a private investigator who knew the local area and wouldn't stick out like a sore thumb! The surveillance they...
    Paul, Avon
  • I was pleasantly surprised to find Newcastle Detectives not only the most competitive in price, but second to none when it came to customer service. Top marks...
    Geoff, Newcastle
  • A first-rate service, with friendly staff and very competitive prices!
    Aaron, Peterhead
  • My company has hired Aylesbury Detectives a few times over the years to gather evidence for us, and they have worked discreetly at all times. Their...
    Mike, Buckingham
  • Hiring a private investigator is not something I would normally do, but I was in a situation that I simply couldn't resolve on my own. I needed evidence that...
    David, Bath
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About Westminster

Westminster Detectives have been operating in Westminster and London for almost 20 years.

  • Westminster is the location of the Palace of Westminster, a UNESCO World Heritage Site which houses the Parliament of the United Kingdom.
  • Westminster is an area of central London, within the City of Westminster.
  • Westminster lies on the north bank of the River Thames, southwest of the City of London.
  • Westminster has a large concentration of London's historic and prestigious landmarks and visitor attractions.
  • Westminster name derives from the West Minster, or monastery church, west of the City of London's St Paul's.
  • Westminster has been the seat of the government of England for almost a thousand years.
  • Westminster is thus often used as a metonym for Parliament and the political community of the United Kingdom generally.
  • The historic core of Westminster is the former Thorney Island on which Westminster Abbey was built.
  • Westminster is still the centre of government, with Parliament now located in the Palace of Westminster.
  • Westminster has a substantial residential population.
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Westminster Detectives

Professional, efficient and discreet private investigations in 158 UK cities, backed by an extensive UK network. Westminster Detectives serve Westminster and localities throughout London.

Based on north bank the River Thames , Westminster Detectives provide a confidential and professional Investigation, enquiry and research service to meet both private individuals and business needs.

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Westminster Detectives - 95% Success Rate, 100% Legal

By choosing to work with Westminster Detectives, you are choosing a professional, efficient and reliable detective agency with a strong local knowledge of Westminster, London and surrounding areas. Our in-house private investigators, operatives and managers are trained to the highest standard. Our equipment is best-of-class. Westminster Detectives are industry leaders in customer service.

All of our private detective services are conducted discreetly and in total confidence.

Last - but not least - you can rest assured that our private investigations services are 100% legal - they comply with all relevant rules and regulations.

Any Questions?

If you have any questions about our private investigations services in Westminster, or private detective packages, then don't hesitate to call our friendly team on 020 3124 1574 or contact us via the website.

Westminster Detectives - The No1 Detective Agency in Westminster

Serving Westminster, Vauxhall, Whitehall, Trafalgar Square, Waterloo and all areas in and around London