Tembec announces closing of the sale transaction between Tembec SAS and Paper
Excellence B.V.

TEMISCAMING, QC, May 7 /CNW Telbec/ - Tembec today announced that its European subsidiary, Tembec SAS has closed the sale transaction with Paper Excellence B.V. for the acquisition of 100% of the shares of Tembec Saint-Gaudens SAS and Tembec Tarascon SAS, two subsidiaries of Tembec SAS. Paper Excellence B.V. paid 66 million Euros for the shares and assumed 34 million Euros of debt of the two European subsidiaries. Total consideration for the transaction is approximately 100 million Euros (C $133 million), which remains subject to closing working capital adjustments. As a result of the sale, Tembec will record a gain of approximately C $20 million in its financial results for the quarter ending June 2010.

Tembec intends to use the cash proceeds to pay down revolving operating debt and for general corporate purposes.

Tembec is a large, diversified and integrated forest products company which stands as the global leader in sustainable forest management practices. The Company's principal operations are located in Canada and France. Tembec's common shares are listed on the Toronto Stock Exchange under the symbol TMB and warrants under TMB.WT. Additional information on Tembec is available on its website at www.tembec.com.

This press release includes "forward-looking statements" within the meaning of securities laws. Such statements relate to the Company's or management's objectives, projections, estimates, expectations or predictions of the future and can be identified by words such as "will", "anticipate", "estimate", "expect" and "project" or variations of such words. These statements are based on certain assumptions and analyses made by the Company in light of its experience and its perception of future developments. Such statements are subject to a number of risks and uncertainties, including, but not limited to, changes in foreign exchange rates, product selling prices, raw material and operating costs and other factors identified in our periodic filings with securities regulatory authorities. Many of these risks are beyond the control of the Company and, therefore, may cause actual actions or results to materially differ from those expressed or implied herein. The Company disclaims any intention to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise, unless required by applicable securities legislation.

For further information: John Valley, Executive Vice President, Business Development and Corporate Affairs, [phone], [email protected]; Michel Dumas, Executive Vice President, Finance and CFO, [phone], [email protected]