Hire a Private Investigator / Private Detective | Tel: 01639 830073 or 07734 569549

Hire a private investigator from Sarah Gallienne Investigations: The No.1 Female Detective  in Wales.
We specialize in Covert Surveillance & GPS Tracker Hire.

Our Head Office is based in South Wales. We offer private detective services, operating daily throughout South Wales / West Wales: Cardiff, Swansea, Cwmbran, Newport,  Neath, Port Talbot,  Llanelli, Cross Hands, Ammanford, Carmarthen & Haverfordwest  – to name a few areas we regularly work in.

Whilst our investigators operate primarily in Wales, we have a network of skilled private detectives and private investigators that can cover nationwide if required. We have the local knowledge of Wales but no welsh ties.

Our Services include: Tracing Missing Persons: Express tracing services on a No Find/No Fee basis; Surveillance: Marital surveillance/cheating partner, employees on long term sick, employees moonlighting whilst sick, benefit cheats, evidence of co-habitation; GPS Tracker Hire: to monitor the movements/whereabouts of someone/or an asset; Background Checks /Employee Vetting; PC & Mobile Forensics; Door Knock Enquiries/Enquiry Agent: these can be used to gather required information; Accident Investigation’s: accident locus reports, accident statements; & Test Purchasing to name but a few of our services offered.

Our team is dedicated to providing results where possible, in a timely efficient manner, thus protecting your financial resources. We understand that our clients’ need to get their enquiries completed to their satisfaction, with the desired results.

We pride ourselves in being approachable and down to earth. If you need advice about any aspect of you enquiry, a private investigator will be more than happy to discuss how we may be able to help you, explain in detail the services we can offer and how we are able to assist you with your specific matter.


   swansea, cardiff



  • Female Run Business
  • Based locally in South Wales
  • Professional standards and ethics
  • Committed, friendly and confidential service
  • X forces staff – both Male & Female Operatives available to suit job requirements
  • Operating 24 hours a day
  • Competitive fees / packages designed to suit your needs
  • Proven Results
  • Extensive specialized local knowledge of:Aberdare, Abergavenny, Abersytwyth, Ammanford, Barry,  Brecon, Bridgend, Bristol, Buith Wells, Cardiff , Carmarthen, Cowbridge, Cross Hands, Cwmbran,  Ebbw Vale,  Fishbuard, Haverfordwest, Hirwaun,  Kidwelly, Lllandeilo, Llanelli, Llantwit major, Merthyr Tydfil, Milford Haven, Monmouth,  Neath, Newport, Pembroke, Pontypridd, Port Talbot,  Saundersfoot, South wales,  St. Clears, Swansea,  Tenby, Wales, West wales, Ystradgynlais, & Ystalyfera.


All cases will be treated in accordance with the relevant legislations governing how we perform our enquiries within the Private Detective industry: –

Regulation of Investigatory Powers Act 2000 |  The Bribery Act 2010 |  The Computer Misuse Act 1990 |  The Criminal Procedure & Investigations Act 1996 |  The Criminal Justice & Public Order Act 1994 |  The Private Security Industry Act 2001 |  Human Rights Act 1998 |  Data Protection Act 1998.



Private Investigator Diploma

The Institute of Private Investigation Diploma

IQ Level 3 Professional Investigations

IQ Level 3 Professional Investigations Certificate



In Readiness for Government Regulations & Licensing of Private Investigators, Sarah Gallienne has successfully gained the IQ Professional Investigators Award which is a UK Nationally recognised qualification.

Sarah Gallienne Investigations are registered with:-

SGI is registered with the Information Commissioner’s office and is subsequently registered under the data protection act 1998 Reg. No. Z1495400.




Contact Us to Hire a private investigator from Sarah Gallienne Investigations with confidence!






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Professional Investigator Network
British Agents
 UK Professional Surveillance Network
Approved Private Investigator