CSS Isotek Ltd. specialise in electronic, electrical, mechanical and software control engineering for extreme environments.

CSS Isotek Ltd. has unrivalled knowledgeand expertise gained through 20 years designing and building all aspects of remotely controlled welding repair equipment for use in subsea pipeline repair applications. Isotek's specialist team is a key part of the group running the Pipeline Repair System JV located in Haugesund, Norway.

CSS Isotek Ltd. is a founding member of 4C Solutions, an engineering partnership aimed at providing industrial customers with practical, flexible solutions for applications needed in tough environments.