PLEASANTON, Calif., Sept. 21 /PRNewswire/ -- Simpson Manufacturing Co., Inc. (the "Company") (NYSE: SSD) announced today that its Chairman, Barclay Simpson, will present at the Sidoti 9th Annual West Coast Conference at the Ritz-Carlton Hotel in San Francisco, CA, on Friday, September 24, 2010. The presentation is scheduled for 11:20 am, Pacific Daylight Time. Simpson Manufacturing Co., Inc., headquartered in Pleasanton, California, through its subsidiary, Simpson Strong-Tie Company Inc., designs, engineers and is a leading manufacturer of wood-to-wood, wood-to-concrete and wood-to-masonry connectors and fastening systems, stainless steel fasteners and pre-fabricated shearwalls. Simpson Strong-Tie also offers a full line of adhesives, mechanical anchors and powder actuated tools for concrete, masonry and steel. The Company's common stock trades on the New York Stock Exchange under the symbol "SSD." For further information, contact Barclay Simpson at (925) 560-9032. SOURCE Simpson Manufacturing Co., Inc.