Knowledge Hub

Relationship Testing Information
Cellmark has been providing a confidential, conclusive, court approved DNA testing service for more than three decades.

Consent and DNA Testing
Under the Human Tissue Act 2004, consent is legally required for a biological sample to be DNA tested to determine paternity.

Understanding your DNA report
A statistical analysis is carried out to determine the likelihood of a biological relationship such as paternity.

Your Drug and Alcohol test results
Rapid and reliable scientific analysis, clearly reported and simply explained

Your Sampling Options
All samples for legal testing must be taken by an independent, registered, medical professional or by one of Cellmark's trained samplers.

Overview or Segmented
We can investigate an individual’s drug use with either an ‘overview’ hair analysis or a ‘segmented’ hair analysis.

Free DNA Sample Collection
Cellmark provides free DNA sample collection training for local authorities allowing you to collect samples yourself.

Information for Solicitors and Barristers
Cellmark is the company of choice for many of the UK's leading legal practitioners for court approved testing.

Information for Local Authorities
We provide local authority solicitors and social workers with the complete package of analytical testing services.

Information for Healthcare Professionals
Cellmark participated in the development of the original Dept. of Health's voluntary Code of Practice on Genetic Testing, launched in 2001.

Information for the public
We’ve provided testing services for over 600,000 people - our customer services team will assist you every step of the way.

Complaints Policy
We take complaints seriously. If we have not met customer expectations, we need to know so that we can make sure that it never happens again

Data Protection
The protection of customers’ personal data is a high priority for Cellmark and we have implemented a range of solutions to ensure the protection of data processed through our websites.