Frequently asked questions
Before calling us, please check through our FAQs section to see if your query is already answered.
You can call our contact centre on 0330 390 4586
Monday to Friday: 8am to 8pm
Weekends: 8am to 4:30pm
Join the team
The HALO team includes world-class scientists and technologists, as well as logistics and customer service experts. If you would like to join our team please complete the form below.