AJ Building Contractors Anglesey Ltd is a family-run construction firm rooted in Llanerchymedd, serving homeowners and developers across Anglesey with dedication. With over 50 years of combined experience, we specialise in refurbishments, extensions and bespoke new builds, delivering high-quality workmanship and honest pricing. As trusted Real Estate Builders, we handle every aspect of your project from groundworks and roofing to windows, drainage and structural works. We offer free, no-obligation estimates, expert advice and dependable service at every stage, ensuring your vision becomes a reality with skill and integrity.