I'm presently worrying about our house alarm which is sometimes not working properly and our alarm maintenance company seems not to be too interested; and our new gas fire which failed a smoke 'spillage test' and the sellers are dragging their feet to sort it out.
It's a very long list to read through but it seems as though almost every optician in the country is listed and accredited.
I expect Specsavers has the DVLA contract as they do for NHS hearing tests and supplying of NHS hearing aids. Specsavers are just a large franchise set up run from The Channel Isles designed to make money for the group owners. . . they even run their own aircraft.