How do I contact Highfield? 16 December 2021 10:02 You can call Highfield on 01302 363277, alternatively you can email firstname.lastname@example.org. Related articles How do I request certificates for a course? How do I access an eCertificate? How do I apply to become a centre if I am based in the UK? My qualification isn’t showing on the SIA website? How do I get my certificate?