Any other companies to look at ?Also, because of the variability of inkjet papers, there is more need to explore 'soft-proofing' and appropriate image adjustment before sending files ...
Whatever, get some little prints done first on your chosen paper as a test of the process overall - you'd be looking for full tonal range, colour in the right ballpark, prints not too light or dark and how they tally with what you see on your screen. If you're lucky, it'll work out fine first time around.
Watch out for the DSCL postage charge!
Any other companies to look at ?
That's a good baseline. And the prints should last for ages on display if you keep them out of direct sunlight.So I use Dcsl for my prints and use Fuji Pro DP11 Lustre finish