ST. LOUIS--(BUSINESS WIRE)--Sigma-Aldrich Corporation (NASDAQ:SIAL) will hold its Annual Business Review with the financial community on Tuesday, March 13, 2007 at 9:30 a.m. Eastern Time (8:30 a.m. Central Time). Topics will include updates on performance and growth initiatives. Presenters will include President & CEO Jai Nagarkatti; CFO Mike Hogan; Treasurer Kirk Richter; Business Unit Presidents Gilles Cottier, Dave Julien, Shaf Yousaf and Frank Wicks.