Racca William
Randall Donald R.
Rapro Technology, Inc.
Ratcliff Matthew A.
Rau Michael A.
Rau Stephan
Rault Sylvain Jean-Marie
Raupp Gregory B.
Reed, deceased Bruce A.
Rees Darci L.
Regenscheit Stefan
Regner, III Adam J.
Reiken Inc.
Reuter Gottfried
Rez-Tek International, Inc.
Reztek International, Inc.
RGF Environmental Group, Inc.
Riege Gunter
Ritchie David G.
Rix Eldred