About s Johnson & sons

S Johnson & Sons Builders based in Hemel Hempstead in Hertfordshire, specialising in extensions. With 35 years of experience and knowledge, we know that we can carry out any project set before us.
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We consistently deliver the care and attention to detail that every customer deserves. We offer a comprehensive, honest and reliable building service and are committed in developing a trust between the company and its customers by providing a high quality service and excellent workmanship.