Partial Client List

AG Fluoropolymers

Akzo Nobel Chemicals Inc.

AOC, L.L.C.

Aramco

Arco (THUMS Long Beach Co.)

Beal Aerospace Technologies, Inc.

Bunge

Cal-Nevada Pipeline Company

Chemet Corp.

Chevron Products Company

Cook, Inc.

Corning, Incorporated

Diamo, Czech Republic

Earthcare, Inc.

Edfu Pulp and Paper Company, Egypt

FMC Corp.

GAF Materials Corp.

Honeywell (formerly Allied Signal)

Kerr-McGee

Nalco Company

The Norac Company

Onyx Environmental Services

Penn Specialty Chemicals, Inc.

Southern California Gas Company

Reichhold Chemicals, Inc.

Rhône-Poulenc Basic Chemicals Company

Southdown, Inc.

Trojan Battery Company

Ultramar Diamond Shamrock

UNOCAL, Indonesia