Plejdrup Marlin D.
Refractory Services International Limited
Regenerative Environmental Equipment Co., Inc. (REECO, Inc.)
Roach Christopher A.
Roenigk Howard L.
Rohde Cordt
Rosebeary Patrick R.
Rotger Jean-Christophe
SAG Siegener AG
Sarai Masahiro
Schleimer Friedrich
Schroeder Jason T.
Schupe Wolfram
Schureck John
Schwartz Glen N
Sessoms, Jr. J. C.
Shilling Richard L.
Siddharth Ohri
Simon G/u/ nter
Smith Engineering Company