Certified Home Extensions is a trusted New Zealand design and build company specialising in home extensions and renovations across Auckland and Hamilton. With more than 20 years of experience, the team delivers seamless home transformations through a fully managed process that covers design, council approvals, project management, and construction. Known for fixed price contracts, clear communication, and director led oversight, Certified Home Extensions helps homeowners create more space and modernise their homes with confidence. Every project is tailored to suit your lifestyle, with a focus on quality craftsmanship, stress free delivery, and results that blend naturally with your existing home.
