Federal Signal Corp. (Oak Brook, Ill.) Leo Mahon has been appointed to the newly created position of vice president of strategy, business development and investor relations. Mahon has provided consulting services to Federal Signal since January 2009. In his new role reporting to William Osborne, Federal Signal's president and CEO, Mahon will have direct responsibility for Federal Signal's business development and corporate strategy functions and also be responsible for investor relations. Mahon previously served as vice president in the industrial investment banking group at Goldman Sachs. He holds a master's degree in business administration from the University of Chicago Graduate School of Business and bachelor of science degrees in finance and accounting from Marquette University.