About us & Contact

Essex Private Investigators provide professional bespoke services to private individuals, commercial clients, & Solicitors.

Essex Private Investigators

Having over thirty years of experience working in the private investigation sector, we have the experience to carry out covert surveillance on any subject.

If you need to gather proof of infidelity within your relationship, have an issue with a business partner or some breach of contract then perhaps we can assist you in gaining the evidence you need.

Keeping someone under a period of discreet surveillance has to be carried out by experienced professionals.

We often deal with matrimonial matters and appreciate the implications of a compromise. Each case is dealt with extremely carefully and discreetly.

We have experienced operatives who have years of experience within the surveillance industry.

Call 01245 925191

Our Agents are from varied backgrounds, Police, Military and Civilian and all have a minimum of ten years experience working for various Detective Agencies and or working as a Private investigator.

We do not sub-contract work out. You instruct us therefore you get our experienced Agents who work within the industry full time. We guarantee that all of our agents have a minimum of ten years experience working as a Private Investigators.


We provide specialised investigative services into marital infidelity and other circumstances that may require covert surveillance. If you need a Debtor tracing, Process Server or any of our other services please call.

Our Aim

To ensure high quality results and clear evidence in support of our investigations.

We only employ experienced investigators with a minimum of ten years in the industry, Agents who are specialists in covert surveillance techniques. This obviates the risk that their evidence may be unsatisfactory for legal purposes, if we need to appear in court on behalf of our clients.

Our objective is to obtain the desired result as cost effectively as possible for our clients.


We use advanced, high-definition camcorders, long lens professional DSLR’s and covert wi-fi cameras.

Professional equipment is essential to obtain the desired result and we therefore invest heavily in new up to date equipment to enable us to get the best possible results.

Licensing & Memberships

Essex Private Investigators t/a KSM Investigations are Full Members of the ‘Association of British Investigators’ (ABI)

As yet there is currently no government-licensing scheme for Private Investigators however we are fully accredited members of the Association of British Investigators, the leading organisation for our profession.


In line with industry standards and as additional reassurance for our clients, we have professional indemnity Insurance of up to £1million.

Essex Private Investigators are Full Members of the Association of British Investigators

If you need Essex Private Investigators for any legal purpose we are based in the city of Chelmsford.

We are ideally based to service the whole of Essex, Cambridgeshire, & London. We can however cover the whole of the UK for a free no obligation quote please call.

Contact us

Suite 25, Dorset House, Duke Street, Chelmsford, Essex, CM1 1TB

Tel: 01245 925191

Email: epienquiries@gmail.com


Fees & Charges

Our fees & charges are based on time and Mileage. As each clients requirements are unique we will provide you with a bespoke cost effective package to meet your requirements.

Having had a initial discussion with you we will provide you with a free no obligation quote for the work required.

Our charges will not deviate from the quote as all payments are made in advance and therefore there are no nasty surprises at a later date. There are no additional charges.