If you need a job doing it can be a heart-breaker if you're let down, workmanship, price; likely both. Check out www.findacraftsman.com
All you need do is go into findaacraftsmen section, put your post code in, trade required builder for instance and you'll likely be well pleased.

Thanks Miguel. :PDT11

Thats an absolutely great site, thanks. I have a phobia of getting work done because of how many con merchants there are out there.