Japan

1987

50%

ACOBAL S.A.S

France

1990

50%

ZERUST-NIC (TAIWAN) CORP.

Taiwan

1990

25%

EXCOR GmbH

Germany

1991

50%

ZERUST^® SINGAPORE PTE. LTD

Singapore

1991

35%

ZERUST AB

Sweden

1991

50%

ZERUST PREVENÇÃO DE CORROSÃO LTDA.

Brazil

1993

50%

EUROMASCH

Austria

1994

50%

MOSTNIC

Russia

1994

50%

KOREA ZERUST^® CO., LTD.

South Korea

1994

25%

ZERUST OY

Finland

1995

50%

ZERUST^® ( U.K. ) LTD.

United Kingdom

1997

50%

EXCOR-ZERUST, S.R.O.

Czech Republic

1997

50%

EXCOR SP. Z.O.O.

Poland

1998

50%

SPECIALTY - NTIA CO. LTD.

Thailand

1998

25%

TIANJIN ZERUST CO.

China

2000

25%

HARITA-NTI

India

2000

50%

CHONG WAH-NTIA SDN. BHD.

Malaysia

2000

25%

NTIA ZERUST^® PHILIPPINES, INC.

Philippines

2001

50%

FIBRO NTI JOINT STOCK CO.

Turkey

2002

50%

ZERUST CONSUMER PRODUCTS, LLC

United States

2002

50%

ZERUST BV

Holland

2003

50%

REACT-NTI, LLC

United States

2003

75%

POLYMER ENERGY LLC

United States

2003

62.5%

ZERUST EXCOR PTY LTD

Australia

2006

25%

ZERUST - DNEPR

Ukraine

2006

50%

SINGLE POINT ENERGY & ENVIRONMENT CO. LTD.

Thailand

2006

50%

NTI-DILMUN MIDDLE EAST

UAE

2006

50%

NON INDUSTRIAL CHEMICAL CORPORATE JOINT VENTURES

MÜTEC INSTRUMENTS GmbH

Germany

2002

40%