EMF Surveys - Specialised electromagnetic radiation surveyors for Substations and Pylons offering ‘No Risk’ assessments across the whole of the UK Business Hours: Mon - Sat 8:30 am-6:30 pm Services : EMF Surveys, EMF measurement, EMF detection Operating across the whole of the UK and with over a decade of experience just in electromagnetic field surveying alone, our experts have extensive knowledge on the health risks associated with EM fields and, unlike other companies within the UK, we are able to test properties to a radiation standard of “No Biological Risk”.