J19 Testing cable pass labelJ19 Testing is a trading division of

The Two Storey Partnership Ltd, based in Bletchley, Milton Keynes.


The Two Storey Partnership Ltd is owned and run by Fiona & Derek Storey. We have a variety of business interests under the Two Storey Partnership Ltd banner, and our objective above all  is to be “Personal and Professional” in everything we do. Please visit our website for more information on our company.

Acknowledgement is made to the use on this site of various HSE and IET publications.  These documents “Contains public sector information published by the Health and Safety Executive and licensed under the Open Government Licence v1.0” and are available as free pdf format downloads from their respective websites. Links to which can be found on our Glossary page.