Exhibit 99.1 SHAREHOLDER'S AGREEMENT SHAREHOLDER'S AGREEMENT (the "AGREEMENT"), dated as of August 24, 2001, by and among Steelcase Inc., a Michigan corporation ("PARENT"), PV Acquisition, Inc., a New York corporation and a wholly owned subsidiary of...Shareholder's Agreement • August 27th, 2001 • Polyvision Corp • Pottery & related products • New York
