About Federal SignalFederal Signal Technologies Group is a division of Federal Signal Corp. (NYSE: FSS). Federal Signal Corp. enhances the safety, security and well-being of communities and workplaces around the world. Founded in 1901, Federal Signal is a leading global designer and manufacturer of products and total solutions that serve municipal, governmental, industrial and transportation customers and markets. Headquartered in Oak Brook, IL, with manufacturing facilities worldwide, the company operates four groups: Safety and Security Systems, Environmental Solutions, Fire Rescue, and Federal Signal Technologies. For more information on Federal Signal, please visit: www.federalsignal.com. About 3M 3M captures the spark of new ideas and transforms them into thousands of ingenious products. Our culture of creative collaboration inspires a never-ending stream of powerful technologies that make life better. 3M is the innovation company that never stops inventing. With $30 billion in sales, 3M employs 84,000 people worldwide and has operations in more than 65 countries. For more information, visit www.3M.com or follow @3MNews on Twitter.