Hi Kevin:
A good easy resource for guest speakers might be to have a recent graduate, one who you know to be above par, who has secured a good job. They'd probably be flattered to asked to speak to your class. What they lack in experience, they compensate for with enthusiasm and "if I can do it, so can you" attitude. It creates a possible vision of potential future more real.
Other suggestions are civic leaders, service clubs, professional societies, all these people are potentailly able to either personally assist, or can offer an inside referral to someone who can.… >>>