I am pretty happy with my Thorn Sherpa. The Sherpa model is discontinued, but they still have some frames, you could contact them to see if they have one in your size. It is a 26 inch bike and that tire sizes is not as popular as it was a decade ago.
https://www.thorncycles.co.uk/bikes
They build up bikes to order. Their retail location is SJS.
https://www.sjscycles.co.uk/