Dr Francis Haley is an English speaking dentist based in Cascais on the Estoril coast near Lisbon. He qualified at Guy's Hospital in London and then worked in private practice in Paris. During this time he obtained post-graduate diplomas in periodontics and implant surgery at the University there. Since his move to Cascais in 2003 he has continued further studies for implantology and endodontics (root canal treatments).

Assistant Graça Moura trained as dental assistant in Hamburg and later worked in the Dental School in Lisbon. In 1995 she started working in the clinic of Dr. Haley's predecessor. With Dr. Haley's arrival she help to create the new practice. She is responsible for the sterilization of the instruments and the maintenance of the equipment.