Hello Asad , and welcome aboard Trucknet , i know you said that you are based up North , but Nigel and Kim coach tours use a TM to run their business , they are based in Westbury , Wiltshire , and the manager may know of some contacts in the industry in your area .
Some other firms that may have more contacts are Chandlers in Westbury , Faresavers in Chippenham , Beeline in Warminster , Andrews of Frome .
No harm in emailing them to ask .Good luck in your operation .