I've used Checkatrade to find people, but I'm not sure if its worth the expense for you, because I don't believe the reviews I read on it. Or should I say I'm always skeptical of online reviews.
Once I've got the name of a tradesperson on there, I ask around to see if anyones used them before.
Once I've got the name of a tradesperson on there, I ask around to see if anyones used them before.