Your Pro-Active Health Partner

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  • Please obtain your reference number from your test provider, Circular1 does not hold this register.
  • Please keep trying our phone number, our team is very busy at the moment (see below).
  • Our Customer Service Team are available:
    • Monday to Friday 9am to 5pm GMT
    • Saturday and Sunday Closed
  • Circular1 is unable to make requests to change/update information on certificates if made via this form or via webchat (GDPR regulations). This can be done either by phoning 08007 999 751 or international calls +441556 510 576 or by emailing

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