Welcome to Knowles and Son, an eighth generation family building contractor in Oxford, founded in 1797. Our four divisions cover the full range of builder services, including main contracts, design and build, small works, 24hr maintenance and plumbing, and interior fit-out and furnishings. We construct and develop industrial warehouses, commercial and office facilities, quality houses, residential housing, schools and educational facilities, leisure facilities, hospitals, healthcare and carehomes. We specialise in listed and historic building restoration and renovation in Oxfordshire, Berkshire, Buckinghamshire, Gloucestershire, London, Wiltshire, Swindon, Milton Keynes, Reading, within an 80 mile radius of Oxford.