At Ainsworth, it’s all about confidence.

Since 1952, we’ve been building a reputation for excellence in engineered wood products. Across North America and internationally, dealers, manufacturers and builders trust AinsworthEngineered® for consistent quality and the value that our products bring. With the solid financial backing of our new shareholders, Ainsworth will continue to…

People who’ve used it, trust it.

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California Proposition 65
‘Wood Dust’ Warning

“We have received exceptional service from Ainsworth, enabling us to respond quickly to market conditions. This high level of trust and cooperation makes for superior performance”

  • Taylor Richerson, Boise Cascade Corporation

Latest News


Norbord and Ainsworth Shareholders Approve Proposed Merger

News Release
Norbord and Ainsworth Shareholders Approve Proposed Merger
TORONTO, ON and VANCOUVER, BC (January 27, 2015) – Norbord Inc. (TSX: NBD) (“Norbord”) and Ainsworth Lumber Co. Ltd. (TSX: ANS) (“Ainsworth”) today announced that at special meetings held by each company earlier today, Norbord shareholders and Ainsworth shareholders and optionholders approved the previously announced proposed combination of […]

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Ainsworth Files Management Information Circular, Recommends Shareholders And Optionholders Vote For Merger With Norbord

News Release
VANCOUVER, BC (December 30, 2014) – Ainsworth Lumber Co. Ltd. (“Ainsworth”) (TSX: ANS) today announced that it has filed on SEDAR ( and mailed or otherwise sent to shareholders and optionholders a joint management information circular in relation to the proposed […]

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A better board for Builders

What's Green

At Ainsworth we are committed to responsible stewardship of the forest, and to developing products that support sustainable construction practices.

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What's Green

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Featured Products

SteadiTred Stair Tread Panels

Rely on SteadiTred stair tread panels for strong treads, and faster, more cost-effective construction. Read more

Durastrand Rimboard

Code-evaluated, quality assured rim board for I-joist and open-web engineered floor systems. Read more

pointSIX Durastrand Flooring

Enhanced blend of resins and waxes. Lifetime guarantee. For jobs that demand the "best of the best." Read more

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How we make it

Ever wonder how Ainsworth manufactures OSB (Oriented Strand Board)? Take a look at our video that takes you through the entire process.

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All Ainsworth products are manufactured in North American mills, with wood from sustainably managed North American forestlands. See the map.

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Investor Information

We have an exceptional brand, a loyal customer base, low-cost OSB operations, strong technical skills and a proven ability to innovate.

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