Waihi | Hauraki | Western BOP
Qualified Builders
Concrete | Renovations | Retaining Walls Decks |Fencing | Landscaping
Reno Ready
Blackline Development takes pride in delivering high quality workmanship with a personal touch. From expertly poured concrete driveways to retaining walls built to last, our experienced team is here to make your vision a reality.
We’re qualified builders, great communicators, and locals you can rely on, backed by five years of trusted service and a strong connection to our community.
With every job, big or small, we focus on clear timelines, honest advice, and a finish that speaks for itself.





















Rachel, Water Lilly Gardens Waihi
“We've used Brad from Blackline Construction for a number of projects. Brad is by far the best builder and project manager I have worked with”
Heidi Bjerring
“Brad and his team at Blackline development always hit the mark in every step of the process, from design to build everything is built with efficiency and quality with a friendly face to greet you! We would hands down choose blackline development for any bulilding or landscaping needs!”
Brook & Terry Edwards