re Dick Grainger
Festival On The Moor / THE GREAT NORTH FOLK FESTIVAL
26-29 May 2017
http://www.festivalonthemoor.co.uk/contactsandlinks/index.htm
&
Whitby Sea Festival(no 2017 dates)
http://www.whitbyseafest.co.uk/contact/index.htm 

have a Richard Grainger as the contact.
idk if he does others.