About TNR Group
Building Sri Lanka with Quality Materials

Who We Are

TNR Group is a Sri Lankan-owned enterprise manufacturing and distributing essential construction materials nationwide. From roofing and steel to cement blocks and interlock paving, our products fuel housing, commercial, and infrastructure projects across the island.

Backed by modern manufacturing plants in Sirigampola, Wilattawa, and Wennappuwa, we maintain full control of production, logistics, and distribution—ensuring consistent quality, reliability, and availability.

Our Mission

Committed to unwavering quality, we lead the transformation of Sri Lanka’s construction sector. By combining manufacturing and distribution excellence, we empower builders, dealers, and communities nationwide.
Our Vision

Setting the standard for construction materials in Sri Lanka.
Our Core Values

Integrity
Ethical and transparent business practices.
Quality
Consistency in strength, size, and performance.
Efficiency
Fast operations, on-time delivery.
Service
Customer-first, with responsive support.
Innovation
Continuous improvement of products and systems.
Responsibility
Commitment to staff welfare and community impact.
Our Story

Founded in Wennappuwa, TNR began as a local supplier and has grown into a trusted national brand with a network of over 2,000 dealers island-wide.

Today, our products are integral to projects ranging from residential homes and schools to factories and infrastructure developments, making TNR a reliable backbone for Sri Lanka’s construction industry.

Our Divisions

  • Ironwill Steel – Wire nails, barbed wire, stirrups, GI & Zn/Al roofing.
  • TNR Cement Bricks – Solid blocks, interlock paving (Uni, Cobel, Eliyana).
  • TNR Enterprises – Distribution arm supplying steel, pipes, fasteners, and hardware to dealers.
  • TNR Showroom (Wennappuwa) – Display and retail hub for customers to compare, select, and order products.

Our Impact

  • 2,000+ dealers served islandwide.
  • 90% of Sri Lanka covered through dealer and distribution network.
  • 25+ wire nail machines and full-scale roofing lines in operation.
  • Regional hubs in Sirigampola, Kurunegala, and Balangoda for fast dispatch.

Community Commitment

We invest in people and communities through:
  • Staff welfare programs (medical aid, family support, safety equipment).
  • School donations and rural infrastructure upgrades.
  • Material donations for temples, churches, and housing for the needy.
  • Support for the blind and differently-abled.
Let's Talk

  • We will respond to you within 24 hours.
  • Access to dedicated product specialists.