Looking for horse riding buddy around North Devon area

[eq.char]

Im 12 and looking for a friend around the North Devon area, My Gran owns a farm with 155 Acres of land with a Stable in the making in Bratton Fleming. We have 3 Ponies altogether (2 Ponies, 1 Horse) And currently I have no-body to go out on trecks on them I would love a Buddy who has some experience of riding and handling horses... The age I am aiming for the age 12-14 This will be a fun Fortnightly activity