During working hours
Contact HSL via their switchboard (telephone number: 01298 218000) and explain to the switchboard operator why you are phoning. The switchboard operator should put you through to someone who will be able to competently discuss your request and identify the appropriate member of HSL staff.
or
Telephone the Scientist or Discipline Group/Section Head required. A list of HSL telephone numbers (by Discipline) has been attached and inspectors may telephone specific HSL staff direct on 01298 21 followed by the extension number
Out of working hours
Standing arrangements are in place (and tested regularly as part of HSL's Quality Management systems).
Telephone HSL switchboard on 01298 218000. This will connect you to HSL Site Security, who will answer your call and liaise with the appropriate HSL staff. The security staff are contracted to provide this service, and hold a contact list with telephone numbers for all HSL disciplines.
You should specify to the Security Officer:
The security officer will then contact that person immediately. The HSL member of staff should contact you directly on the telephone number you have specified.
If you are not sure whom you need to speak to in HSL, the security staff also hold a contact list for all HSL Group/Section Heads. Ask to speak to a Section Head, who should contact you and identify which discipline/scientist is relevant for your purposes.