SDVC, Inc.
Servizi Ecologici S.p.A.
Shannonhouse Hugh P.
SK Services (East) LC
SLT Lining Technology GmbH
Slutz John D.
Smith R. Paul
Soil and Water Management, Inc.
Spencer Ian Michael
Stadelmaier Robert A.
Stadtreninigung Hamburg
Steetley Quarry Products Ltd.
Stenborg James W.
Strusowski Brian Joseph
Studer Ritchie G.
Styron Robert W.
Sudbury Michael P.
Terraquest Technologies, Ltd.
The Dragun Corporation
Thomas Frederick William