This is a requirement of the Management of Health & Safety Regulations 1999, which states that:
Every Employer shall appoint one or more competent persons to assist them in understanding the measures they need to take to comply with the requirements and prohibitions imposed upon them by or under the relevant statutory provisions.
This being a legal requirement.
Also, as per the Management of Health & Safety Regulations 1999 –
A person shall be regarded as competent where they have sufficient training and experience or knowledge and other qualities to enable them properly to assist in the undertakings.
They provide:
The provision of health and safety documentation which is deemed to be provided by our other services.
The service covers an office hours telephone helpline and access to 24-hr Emergency Telephone helpline.