A One were indeed headquartered on Gelderd Road. As I recall, they went into recerivership and were wound up several years ago.
i thought so,cheers 
They used to do a lot of Italy in the early days. Proper job if you liked driving F86 Volvos through the Blanc
A lot of the work was from International Tractors, Mccormick in Doncaster, although in latter days they were doing quite a lot of Hungary
Gone but not forgotten
thats when drivers were drivers…lol