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
GI Roofing Sheets
Cement Blocks
Zinc Aluminium Roofing Sheets
Interlock Paving Blocks
Wire Nails
Barbed Wire
Roofing Accessories
Steel Stirrups
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
TNR makes procurement simple. Their wide product range and competitive prices save us both time and cost. Mr. Nalin
Nalin Construction
As a housing developer, we rely on suppliers like TNR. Their products and service make our job easier. Mr. Upali
Samagi Homes
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
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
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
TNR is our go-to for roofing and steel products. Their service is professional and dependable. Mr. Sampath
Sampath Amano
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 supplies us with roofing sheets and nails that maintain quality standards. Their service is dependable. Mr. Jagath
Jagath Iron Works
Partnering with TNR has ensured our projects stay on schedule. Their quality and support are commendable. Mr. Iraj
Maxies Pvt Ltd
We appreciate TNR’s quick response and delivery schedules. The products always meet our expectations. Mr. Buddhika Liyanage
Daawindas
TNR roofing sheets and nails are of great quality. We value their on-time service. Mr. Sudesh
Sudesh Electricals
Our projects demand reliability. TNR delivers roofing, steel, and nails that meet the mark every time. Mr. Anuranga
Holycross Builders
Brands
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