Lawyer in Merthyr Tydfil, Wales The most extensive list of Lawyer in Merthyr Tydfil, Wales GGP Law Merthyr Tydfil, Wales Lawyer Detail Address: 6 Glebeland Street, Merthyr Tydfil, Wales CF47 8AU . Phone: +44 1685 371153. Website: ggplaw.co.uk. Types of specialists in Merthyr Tydfil, Wales Accounting Car repair Dentist Electrician General contractor Lawyer Locksmith Painter Plumber Real estate agency Roofing contractor Veterinary care