You can contact GTMA at :- 3 Forge House, Summerleys Road, Princes Risborough, Bucks, HP27 9DT, UK Telephone :- 01844 274222 Fax :- 01844 274227 Please Click here for directions to GTMA If you have any comments or suggestions regarding any part of our web site or have a general enquiry for the Association please send an email to :- gtma@gtma.co.uk Alternatively please select the appropriate option from below and complete the on-line form and click on the 'Submit' button. General Feedback form Membership Application form