David Withee is President of Withee Works LLC and advisor to Rotarex Firedetec North America; he can be reached at dwithee@witheeworks.com. Michael McSweeney, Sales Manager of Rotarex Firedetec North America, can also be contacted with questions at mcsweeney.michael@rotarex.com.

James Contratto is VP of McCarthy Building Companies Inc. Both have served multiple times as members of the R&D Magazine Laboratory of the Year judging panel.