Welcome to TNR Group, Sri Lanka’s leading provider of construction materials. From roofing to steel and cement bricks, we’re committed to delivering innovative solutions that meet the highest standards of quality and reliability. With over 25 years of experience, we are your trusted partner for projects big and small.

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Our Divisions
TNR ENTERPRISES
Distributing building materials to
Hardware stores Island wide.
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TNR Roofing
Premium roofing solutions designed for Sri Lanka’s diverse weather conditions.
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TNR Ironwill Steel
Leading in steel production and refabrication for strong and durable structures.
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TNR Cement Bricks
Manufacturer of eco-friendly cement blocks and interlock paving.
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TNR Showroom
Retailing our diverse product range in Wennappuwa and surrounding areas.
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Products
Wire Nails
Zinc Aluminium Roofing Sheets
Roofing Accessories
GI Roofing Sheets
Steel Stirrups
Interlock Paving Blocks
Barbed Wire
Cement Blocks
Why Choose TNR Group
25+ Years of Proven Strength
A trusted name in roofing, steel, nails, barbed wire, and cement products—supporting Sri Lanka’s builders for over two decades.
Engineered for Reliability
In-house quality control processes at every stage of manufacturing to ensure durability, consistency, and performance our customers can rely on.
End-to-End Solutions
From roofing sheets to interlock paving, we manufacture and distribute a focused range of core construction essentials under one roof.
Nationwide Reach, On-Time Delivery
Extensive islandwide distribution network with regional hubs ensures your materials arrive when and where you need them.
Partner for Growth
Trusted by contractors, hardware dealers, and households alike to deliver on projects big and small.
Testimonials
We appreciate TNR’s quick response and delivery schedules. The products always meet our expectations. Mr. Buddhika Liyanage
Daawindas
TNR has been our trusted supplier for steel and roofing. Their delivery is reliable, and the quality is consistent, which helps us complete projects on time. Mr. Chandimal Fernando
Ponnamperuma Construction
When building our facilities, we chose TNR for roofing and steel. The durability has been proven over time. Mr. Keerthi
First Gate Travels
As an iron works company, we are particular about material quality. TNR has never disappointed us in strength or finish. Mr. Nishantha
Shawon Iron Works
As a housing developer, we rely on suppliers like TNR. Their products and service make our job easier. Mr. Upali
Samagi Homes
TNR supported our new warehouse project with strong and reliable roofing sheets. We are very satisfied. Mr. Jayalal
Coir Factory New Warehouse Project
The roofing solutions provided by TNR were cost-effective and reliable. We are satisfied with their service. Mr. Dilantha Fernando
Lihini Polypack
We have sourced from TNR for multiple projects. Their team is professional, and the products are reliable. Mr. Isuru
Zion Engineering
TNR supplies us with roofing sheets and nails that maintain quality standards. Their service is dependable. Mr. Jagath
Jagath Iron Works
Our projects demand reliability. TNR delivers roofing, steel, and nails that meet the mark every time. Mr. Anuranga
Holycross Builders
We depend on TNR for our roofing and nails. Their supply chain is efficient, which is critical for our business. Mr. Keerthi
Keerthi Iron Works
Having worked with many suppliers, TNR stands out for consistency and professionalism. Their roofing products are a cut above the rest. Mr. Inol
Inol Constructions
Brands
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