Mauritius’s Trusted Waterproofing Specialists
About us
Built on Trust. Proven by Results.
For over five years, Sanju Waterproofing has been helping homeowners and businesses across Mauritius protect their properties from costly water damage. Founded in 2019 in Port Louis, the company was created with one clear mission: to provide specialist waterproofing solutions backed by real expertise, quality workmanship, and long-term reliability.
Expert Waterproofing for Tropical Conditions. Keeping Mauritius Dry Since 2019
Our Services
Trusted Across Mauritius & Rodrigues
Since our founding, we have successfully completed over 500 waterproofing projects across residential, commercial, hospitality, and industrial sectors.
Roof Waterproofing
Protect your property from leaks, moisture, and weather damage with durable roof waterproofing solutions designed for Mauritius’s tropical climate and heavy seasonal rainfall.
Basement & Foundation Waterproofing
Prevent water penetration, dampness, and structural damage with advanced basement and foundation waterproofing systems built for long-term protection and stability.
Wet Area Waterproofing
Ensure bathrooms, kitchens, balconies, and wet areas remain fully protected against hidden leaks, mould growth, and moisture-related structural deterioration over time.
Crack Injection & Leak Repairs
We repair active leaks and structural cracks using professional injection systems that restore integrity, prevent water intrusion, and extend building lifespan effectively.
Swimming Pool Waterproofing
Keep your swimming pool fully sealed and protected with specialist waterproofing systems designed to prevent leaks, water loss, and surface deterioration.
Leak Detection Services
Our professional leak detection services accurately identify hidden water intrusion problems, helping prevent costly repairs and protecting your property from further damage.
Why Choose Us?
Precision Over Speed
Honest & Practical Advice
Climate-First Engineering
10-Year Written Warranty
Meet Our Team
David Ramphul
Founder & Lead Waterproofing Engineer
With over 20 years of experience in civil construction, David founded Sanju Waterproofing to bring specialist waterproofing expertise to Mauritius. He personally oversees major projects and specialises in membrane systems and injection technologies.
Nadia Lecourt
Nadia ensures every project is completed efficiently while keeping clients informed throughout the process. She holds a PMP certification and communicates fluently in English, French, and Creole.
Yusuf Mamode
Senior Applicator & Crack Injection Specialist
Yusuf has more than 12 years of experience in polyurethane and epoxy injection systems, specialising in active leak repair and below-ground waterproofing solutions.
Trusted Waterproofing Specialists in Mauritius
Certifications & Protection
CQHSE Certified
We maintain strict quality, health, safety, and environmental standards on every project.
Fully Insured Services
All residential and commercial works are covered by public liability insurance for complete client protection.
Approved Waterproofing Applicators
We work with internationally recognised waterproofing product manufacturers and approved application systems.
Written Performance Warranty
Every completed project includes a 10-year written warranty backed by our company commitment.
