Investor Presentaiton

7.0 6.0 5.0 4.0 3.0 2.0 1.0 West Fraser INDUSTRY LANDSCAPE Interfor is the fourth largest lumber producer in North America NORTH AMERICAN LUMBER PRODUCTION BY COMPANY - 2020 (BBF) Weyerhaeuser Canfor INTERFOR Sierra Pacific Resolute Georgia-Pacific Hampton Tolko PotlatchDeltic INTERFOR Source: International Wood Markets/FEA Canada Wood Markets Monthly March 2021; Interfor proforma for 2021 WestRock and Georgia-Pacific acquisitions. Idaho Forest JD Irving 7

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