BSI (British Standards Institution) are currently the sole UKAS Accredited Certification Body that is licensed by BAFE to deliver BAFE SP105 Scheme assessment. Please see below for contact information.
BSI (British Standards Institution), PO Box 6221, Kitemark Court, Davy Avenue, Milton Keynes, MK1 9EP
Main contact form: https://www.bsigroup.com/en-GB/our-services/product-certification/industry-sector-schemes/bafe-fire-safety/#contact
Web: bsigroup.com