Mr. Sudish Subramanian
Director, SIWIN
Civil Engineer with an MBA & SLP from IIM Kozhikode. 34+ years designing and executing waterproofing systems across India and abroad. Honorary Director of CIDC (under NITI Aayog, Govt. of India).
Expert waterproofing consultancy for new construction and repairs — backed by 34+ years of experience, 107+ landmark projects, and a pan-India footprint.
Director, SIWIN
Civil Engineer with an MBA & SLP from IIM Kozhikode. 34+ years designing and executing waterproofing systems across India and abroad. Honorary Director of CIDC (under NITI Aayog, Govt. of India).
Six reasons why India's most respected builders trust SIWIN for every critical waterproofing decision.
The first institute in India dedicated exclusively to waterproofing and thermal insulation — bringing academic rigour to a field that demands it.
Formal MoU with IIT Madras for joint research — our recommendations are grounded in the latest materials science, not marketing claims.
Our director led India's largest waterproofing companies. That real-world experience — from boardroom to site — informs every recommendation we make.
We sell advice, not products. Our system specifications are based purely on performance data — giving you the best solution, not the most profitable one.
We sit on the Bureau of Indian Standards Waterproofing Sub-Committee — meaning we help write the rules the entire industry follows.
With projects across Bangalore, Mumbai, Chennai, Delhi, Kerala, and beyond — we deliver consistent, high-quality supervision wherever your project is.
End-to-end waterproofing consultancy — from system design to on-site certification.
Part 1 — Design & Planning
Part 2 — Supervision & Quality
Part 1 — Diagnosis & Planning
Part 2 — Execution & Certification
Physical property testing (tensile, elongation, peel), membrane testing, thermal imaging, NDT thickness measurement, and rebound hammer testing.
Rigorous screening, evaluation, and onboarding of waterproofing contractors and material suppliers — ensuring quality from product to application.
Optimising waterproofing systems for cost-effectiveness without sacrificing performance, durability, or compliance with BIS standards.
Trusted by India's most respected developers, technology giants, and infrastructure companies.
Trusted by
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Certified quality management system ensuring consistent, high-quality deliverables.
Honorary Director with CIDC, an autonomous body under NITI Aayog, Government of India.
International affiliation — global standards brought to Indian projects.
Formal MoU for collaborative research and academic excellence in waterproofing technology.
MoU with the Karnataka State Government for skill development and waterproofing training.
Member of the BIS Waterproofing Sub-Committee — shaping national standards for the industry.
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