About us



About Terroseal

Building Trust. Protecting Structures. Empowering Futures.

At Terroseal Building Care Limited, we believe waterproofing is not merely a construction activity — it is a long-term commitment to safety, durability, and peace of mind. Every structure tells a story, and our role is to ensure that story remains strong against water, weather, and time.


Formed with a clear vision to build India’s most professional and scalable waterproofing franchise ecosystem, Terroseal Building Care Limited carries forward the unmatched legacy of the 40+ year old Diamond Group — a name synonymous with deep-rooted expertise in waterproofing solutions and building care practices. This transition marks not a beginning, but an evolution — combining traditional wisdom with modern science, systems, and scalability.


Seeing the industry’s growing need for skilled execution and reliable solutions, Terroseal was created to bridge the gap between experience and opportunity, technology and application, and knowledge and entrepreneurship.


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Empowering the Next Generation of Waterproofing Professionals

Waterproofing today demands more than products — it demands understanding, precision, and accountability. With this belief, Terroseal has developed a robust ecosystem that nurtures professionals, contractors, and entrepreneurs alike.


Our Waterproofing Technocrats Program is a pioneering initiative designed to transform aspiring individuals into industry-ready experts. The program blends hands-on site training, modern waterproofing science, application mastery, and business acumen — enabling participants not just to work, but to lead.


Backed by decades of field experience and real-world problem-solving, Terroseal equips professionals to deliver smarter, safer, and longer-lasting waterproofing solutions across residential, commercial, and infrastructure projects.

  • Training & Certification

    Gain in-depth, practical knowledge through expert-led sessions, live demonstrations, and hands-on applications. Our industry-recognized certification programs ensure technical confidence and professional credibility.

  • Career & Business Growth

    Whether you aim to work with leading construction firms or build your own waterproofing business, Terroseal provides structured guidance, operational support, and a clear growth roadmap — including franchise and partnership opportunities.

Our Vision

To redefine waterproofing in India by building a knowledge-driven, franchise-led, and professionally executed ecosystem that empowers individuals, protects assets, and elevates industry standards.

At Terroseal, we don’t just stop water — we build confidence, careers, and lasting protection.

Why Choose TBC

A Few Reasons That Set Us Apart

Terroseal Building Care Limited stands for reliability, accountability, and performance. Our approach goes beyond conventional waterproofing by combining technical expertise, structured execution, and long-term protection for every project we undertake.

A Few Reasons That Set Us Apart

At Terroseal, quality is not an option — it is a benchmark. Every solution we deliver is engineered to withstand Indian climatic conditions while ensuring durability, transparency, and lasting results.

Premium Materials

We use scientifically developed and rigorously field-tested waterproofing systems designed specifically for Indian structures and environments.

Comprehensive Insurance & Compliance

Our projects follow structured processes, safety standards, and regulatory compliance, ensuring complete peace of mind and accountability.

Dedicated Service Approach

From site diagnosis and solution planning to execution and post-application support, we provide complete end-to-end service.

Skilled Professionals

Our trained applicators and supervisors bring decades of collective hands-on experience, ensuring precision and quality at every stage.

Leadership That Builds the Foundation

Terroseal Building Care Limited is guided by a leadership team that blends technical expertise, strategic vision, and industry insight to build a strong and scalable organization.

Ramesh Kumar

A veteran professional with decades of hands-on experience in waterproofing execution and system development, contributing deep technical knowledge and practical problem-solving expertise.

Kirti Khandelwal

Driving organizational structure, operational excellence, and sustainable growth with a strong focus on brand integrity and long-term scalability.

Arshad Mohd

Leading innovation, market expansion, and franchise development with a future-focused vision to establish India’s most trusted waterproofing network.