Every year I check our lists using commercial lists; this year has been one of great change, mergers, takeovers, retirements and people changing jobs. But I got lucky and found a firm that produces U.S. lists of decision makers - including emails addresses - which made my task that much easier.
For those of you facing the same daunting task, you might wish to check them out at:
My personal contact is:
Patrick Wilcox
781-647-2684
[email protected]