David Shuttleworth and Mark are excellent. Over the years they’ve given us good, honest, straight-forward advice. The work that they’ve done has been faultless and to the highest standard. The words that spring to mind with David Shuttleworth are: quality, honest and trustworthy. That’s what I need from a plumber – it’s an unbeatable combination. I recommend them very highly. They’re one of the very best in the business.