Cellmark Click to enlarge

Cellmark pioneered the introduction of DNA analysis for paternity testing. We deliver a next day service using the most conclusive 24 marker genetic test - across our range of DNA relationship testing services - that includes DNA testing for - Maternity, Sibling, Avuncular, Grandparentage and Immigration matters as well. If your samples reach us by 10am we can get the test report to you by the end of the next working day!


Established in 1987, Cellmark is the UK’s most experienced DNA testing service and the world’s first private DNA fingerprinting company. As one of the largest forensic and DNA testing companies in the world, Cellmark has a reputation for quality, reliability and service excellence.


We have a rich history of innovation and a collective drive to be the best at what we do. Our 450+ staff members are at the heart of our business, working from our headquarters in Abingdon, Oxfordshire as well from our facilities in Chorley, Lancashire and in Durham.

UK Accredited labs

Our state-of-the-art laboratory in Abingdon, Oxfordshire is accredited to ISO17025 and certified to ISO9001, ISO14001 and ISO27001 international quality standards. This means you can be sure your test will be carried out reliably, with care, accuracy and precision.

Contact us

Email:  info@cellmark.co.uk
Phone:    0800 036 2522
SMS:  07800 00 64 78