The Academy of Professional Investigation is WAPI’s approved training provider an established and well-respected investigation training school, which has been in existence since 1997. The Academy specialises in investigative training and has had the BTEC Advanced Private Investigation Level 3 Diploma,approved under the Edexcel customised qualification framework.
The Security Authority Industry [SIA] have confirmed that the course sufficiently covers the scope of the SIA specification for Private Investigators when the licensing of private investigators commences which will lead to an exemption for proof of competence for those applicants who have achieved the qualification. The course is fully accredited and provides benchmarked training for those wishing to pursue a career in private investigation.
This is currently the only Distance Learning Course in Advanced Private Investigation, that has a Nationally recognised qualification in this highly specialised sector. There are many private investigators working in the UK who have been the beneficiaries of this training course approved by a nationally recognized and accredited Awarding Body.
Through the Academy of Professional Investigation you will receive first class training and assessment and if successful will obtain the BTEC Advanced Private Investigation Level 3 Diploma . There are both formative and summative assessments built into the course which will provide you with the tools to develop a portfolio of evidence to demonstrate your ongoing practical achievements and will also provide the foundations for the development of your knowledge base which will be tested in a final examination.


Distance Learning Course

The course has been designed, prepared and written by practising Professional Private Investigators with a combined total of over 100 years experience. It is structured to be easy to read, follow and understand.

Diploma in Private Investigation Level 3

When you have successfully completed the modules, you will have the option to take the Final examination to receive the Edexcel BTEC Advanced Private investigation Level 3 Diploma in recognition of your achievement, entitling you to use the letters, Dip API. With your new found knowledge you will then be in a good position to acquire either employment within the investigation profession, or start your own agency.

British Process Servers Guide

The British Process Servers’ Guide is the essential guide for process servers, solicitors and legal executives. With detailed explanations of rules and procedures this is an essential reference work.
Guidance Manual for Professional Investigators
The Guidance Manual for Professional Investigators is available to all Investigators. It has been written by practising professionals with a total of over 100 years experience and will prove to be a very useful day-to-day reference source.



A comprehensive selection of templates for affidavits available on disc.

Service Area

England, UK, World-wide.


Company Academy of Professional Investigation
Representative Stuart Withers
Telephone 01444 441111
Web site