Union Waterproofing Systems
Union Waterproofing Systems
  • Home
  • About Us
  • Our Services
  • Gallery
  • Blog
  • Contact Us
  • More
    • Home
    • About Us
    • Our Services
    • Gallery
    • Blog
    • Contact Us
  • Home
  • About Us
  • Our Services
  • Gallery
  • Blog
  • Contact Us

About Union

Union Waterproofing is based in Auckland, providing top-notch waterproofing services. With years of experience in the industry, our expertise in waterproofing and tanking membrane systems will provide a tailored waterproofing plan to protect your investment. Our service covers a full range of building types, from residential to commercial projects and any renovation projects.  Our team consists of experienced professionals who are well-versed in the latest waterproofing techniques and technologies, providing you with a sense of assurance and confidence in our services. Whether you're a homeowner, business owner, or property manager, we have the expertise and solutions to keep your property dry, safe, and structurally sound.  


Bruce Liu

Banghao Sun

Banghao Sun

Bruce has obtained a Bachelor's degree in Quantity Surveying, with years of experience in providing efficient cost-management strategies for large residential and commercial projects. He has specialised knowledge in commercial procurement, value estimation, and stakeholder negotiations.  

He has completed the MBM programme at the Universit

Bruce has obtained a Bachelor's degree in Quantity Surveying, with years of experience in providing efficient cost-management strategies for large residential and commercial projects. He has specialised knowledge in commercial procurement, value estimation, and stakeholder negotiations.  

He has completed the MBM programme at the University of Auckland to enhance his management knowledge in business operations. 

Banghao Sun

Banghao Sun

Banghao Sun

Banghao has been around the waterproofing industry since 2018 and has developed professional skills in quantity surveying and project management, specifically in the waterproofing industry. With a Master's degree in Construction Project Management and a Bachelor's degree in Quantity Surveying, he provides specialised experience to support

Banghao has been around the waterproofing industry since 2018 and has developed professional skills in quantity surveying and project management, specifically in the waterproofing industry. With a Master's degree in Construction Project Management and a Bachelor's degree in Quantity Surveying, he provides specialised experience to support driving profitable growth in competitive sectors through proactive project management and business development. 

William Liu

Banghao Sun

William Liu

William has 18 years of experience in waterproofing applications specialising in all mainstream waterproofing systems, including Torch on bitumen membrane TPO and PVC membrane, Butyl rubber-based membrane, and bentonite tanking membrane. He has a deep understanding of delivering the finest waterproofing system that perfectly suits every unique project. 

Affiliated Groups

Our Strengths in Waterproofing Solutions

High-Quality Materials & Techniques

 We use the latest industry techniques and high-quality materials to ensure your property is protected from water damage. 

Safety & Compliance

Our team strictly adheres to all health and safety regulations, ensuring a safe and compliant work environment.

Competitive Pricing

 We believe that expert waterproofing solutions should be accessible to all, and that's why we offer reasonable prices for our top services. 

Strong Customer Support

 We provide free consultations and site assessments.


Copyright © 2025 Union Waterproofing Systems - All Rights Reserved.

Powered by

This website uses cookies.

We use cookies to analyze website traffic and optimize your website experience. By accepting our use of cookies, your data will be aggregated with all other user data.

Accept