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
Zinc Aluminium Roofing Sheets
Barbed Wire
GI Roofing Sheets
Steel Stirrups
Cement Blocks
Interlock Paving Blocks
Wire Nails
Roofing Accessories
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 wanted roofing that blends durability with appearance. TNR delivered the right solution for our resort. Mr. Ajith
Golden River Resort
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
TNR roofing sheets and nails are of great quality. We value their on-time service. Mr. Sudesh
Sudesh Electricals
TNR provides consistent quality materials, which reduces our site-level issues. Their delivery coordination is also smooth. Mr. Rupas
Rupas Contractors
Our iron works rely on consistent suppliers. TNR has delivered nails and steel that always meet our quality standards. Mr. Chandana
Chandana Iron Works
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
Partnering with TNR has ensured our projects stay on schedule. Their quality and support are commendable. Mr. Iraj
Maxies Pvt Ltd
TNR supported our new warehouse project with strong and reliable roofing sheets. We are very satisfied. Mr. Jayalal
Coir Factory New Warehouse Project
For our factory roofing, TNR’s zinc aluminum sheets have been a long-term solution with excellent durability. Mr. Lalith Fernando
St. Anne’s Rubber
We rely on TNR for our rebar and roofing needs. The team always delivers as promised, and the customer service is excellent. Mr. Milroy
St. Mary’s Construction
TNR is our go-to for roofing and steel products. Their service is professional and dependable. Mr. Sampath
Sampath Amano
We appreciate TNR’s quick response and delivery schedules. The products always meet our expectations. Mr. Buddhika Liyanage
Daawindas
Brands
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