Wausau Paper to Release 2005 Fourth-Quarter Financial Results on February 1

MOSINEE, Wis.–(BUSINESS WIRE)–Jan. 6, 2006–Wausau Paper (NYSE:WPP) will release 2005 fourth-quarter and full-year financial results on Wednesday, February 1, after the closing of the New York Stock Exchange. The company will hold a Webcast to discuss earnings and current market conditions at 11 a.m. (EST) on Thursday, February 2.

All interested parties are invited to listen to the Webcast live via the Company’s Internet site at http://www.wausaupaper.com under “Investor Information.” A replay of the call will also be available on the Web site from 1:30 p.m. (EST) on February 2 until midnight February 8.

Wausau Paper produces fine printing and writing papers, technical specialty papers, and “away-from-home” towel and tissue products.

      CONTACT: Wausau Paper, Mosinee              Scott P. Doescher, 715-693-4470              Fax: 715-692-2082              www.wausaupaper.com      SOURCE: Wausau Paper