Knowles is excited to announce that they have achieved silver and bronze at the Considerate Constructors awards on Tuesday 24th April at the Plaisterers’ Hall in London.

The Knowles basement construction team have been especially busy over the last month with exciting projects across central London. From temporary works and demolition to ground works and structural alterations, our skilled basement contractors have been hard at work building some of the most remarkable basement conversions London has to offer.

The most common question from Knowles basement clients in London is ‘how long will it take?’. There is no simple answer as each basement conversion project is unique.

Whether increasing the depth of a building’s foundations or repairing faulty or damaged foundations, underpinning is an important part of basement construction to enhance stability and strength. Various methods of underpinning which can be chosen depending on what is best for the property.