Hello Graham,
We've worked with sollicitors in Mazarron and Murcia. They have done everything for us with the administration; The sollicitors there are very good and has giving us a incredibly good service. They speak several languages, English, Spanish, Dutch, and German.
The name of the firm is:
MMB Abogados, Dennis Beuthner, Miriam Vandevelde,
Avda. Tierno Galvan, 30,2°D; Edifico Brisamar, E-30860 Puerto Mazarrón. Tel: +34 968 33 20 68.
Just ask for help and they do it for you. The name of the secretary there is Stefanie.
I hope they can help you,
kind regards,
Guido (from Antwerp, Belgium)