PJB Project Builders Ltd It might be just an idea, or you could already have plans in place, even if it is just advice you are looking for PJB Project Builders can help. The work we carry out ranges from small repairs and maintenance through to large house extensions, loft conversions & cellar conversions. Our gallery page will help to give you a better feel for the work we carry out and this coupled with testimonials from our many satisfied customers will give you piece of mind that we really are committed to customer satisfaction.