Cellmark

Welcome to Cellmark, the Home of DNA paternity testing.
Confidential, conclusive & court approved Cellmark is accredited by the Department for Constitutional Affairs as a body that may carry out parentage tests directed by the civil courts in England and Wales under section 20 of the Family Law Reform Act 1969 DNA paternity testing.
Two decades of reliable service from our UK laboratories.
Results in 3-5 working days.

Whether you're a member of the general public concerned about the paternity of your child or a social worker or solicitor wishing to register a DNA test speak to the experts first. We've conducted hundreds of thousands of paternity tests for people just like you. Browse our site, text us or call us free on 08000 362522 for the information you need.

Cellmark pioneered the introduction of DNA analysis for paternity testing and our services have an enviable reputation amongst members of the public, family support organisations and the medical profession.

Cellmark is also the company of choice for many of the leading family law practitioners specialising in child custody, divorce and probate issues.



Cellmark has been accredited by the Department for Constitutional Affairs as a body that may carry out parentage tests directed by the civil courts in England and Wales under section 20 of the Family Law Reform Act 1969. Our results are accepted in court.

We have also been trusted by successive governments and are contracted by the Foreign & Commonwealth Office for the UKvisas scheme offering specialist DNA relationship testing in immigration cases.

Cellmark - The Home of DNA Paternity Testing. Cellmark is part of Orchid Cellmark Ltd; a subsidiary of Orchid Cellmark Inc. headquartered in Princeton, USA. Orchid Cellmark Inc. is a leading international provider of DNA testing services for human identity testing and agricultural applications.

We are the UK's most experienced DNA paternity testing service. Since 1987 Cellmark has conducted hundreds of thousands of DNA tests. Our reputation for quality and customer service is recognised by our wide range of customers including members of the public, government departments and the legal profession.

DNA paternity testing is a complex scientific process which can positively identify relationships between people. Most commonly it is used to establish if a man is the true biological father of a child. DNA paternity testing is also often referred to simply as a DNA test, a paternity test or DNA testing. We have a large team of Customer Service Advisers on hand to answer any questions you may have.