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At Black Swamp Building, we offer a complete range of building services tailored to bring your project to life with confidence and ease. Whether you're starting from the ground up or improving an existing space, every job is approached with the same level of care, precision, and professionalism.

Project Management
With decades of industry experience, Jon provides reliable project management services to keep your build running smoothly from start to finish. From coordinating trades to managing timelines and budgets, you can trust that every detail is handled with clear communication and practical expertise.

New Builds
Building a new home is a major investment, and Black Swamp Building is committed to delivering high-quality workmanship that stands the test of time. Jon works closely with clients to ensure each new build reflects their vision while meeting all structural and environmental requirements.

Renovations
Whether it’s modernising a space, extending your home, or upgrading key areas, renovations are carried out with a focus on functionality, durability, and seamless integration with existing structures. Jon’s experience ensures your renovation enhances both the value and comfort of your home.

No matter the size or scope, Black Swamp Building provides dependable service and results you can be proud of.

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  • I’ve worked with Jon on several complex projects where he consistently demonstrated strong technical skill and client management. His craftsmanship and project delivery are of an exceptionally high standard. He is also a pleasure to work with.

    Martin Harnish – Architect

  • Jon Horsfall managed our complex residential build with exceptional control over programme, quality, and budget, delivering ahead of schedule to a very high standard. His hands-on building experience, strong communication, and proactive leadership ensured a smooth process and outstanding result we highly recommend him.

    Debbie Client -  Mangawhai Project

  • I’ve worked with Jon on four projects over the past 10 years, and he consistently delivers high-quality, impeccably finished builds. He provides realistic budgets, clear communication, and reliable project management I highly recommend him for any renovation or new build.

    Angela – Client  Waipu and Auckland Projects