Exhibit 21.1

 

SUBSIDIARIES OF THE REGISTRANT

 

Name of Subsidiary

 

State or Other Jurisdiction of Incorporation or Organization

 

Ownership Interest

 

Names Under Which Subsidiary Does Business

             

NTI ASEAN LLC

 

Nevada

 

 60%

 

Same

             

Northern Technologies Holding Company, LLC

 

Minnesota

 

 100%

 

Same

             

Natur-Tec India Private Limited

 

India

 

 75%

 

Same

             

Natur Tec Lanka (Pvt) Ltd 

 

Sri Lanka(1)

 

 75%

 

Same

             

Zerust Prevenção de Corrosão S.A.

 

Brazil

 

 85%

 

Same

             

NTIC (Shanghai) Co., Ltd.

 

China

 

 100%

 

Same

             

ZERUST-EXCOR MEXICO, S. de R.L. de C.V

 

Mexico

 

 100%

 

Same

             

NTIC Europe GmbH

 

Germany

 

 100%

 

Same

             

Zerust Singapore Pte Ltd

 

Singapore(2)

 

 60%

 

Same

             

Zerust Vietnam Co. Ltd

 

Vietnam(3)

 

 60%

 

Same

             

Zerust Taiwan Co. Ltd

 

Taiwan(3)

 

 60%

 

Same

             

HNTI Limited

 

India

 

 100%

 

Same

 

(1)

Natur Tec Lanka (Pvt) Ltd. is 100% owned by Natur-Tec India Private Limited and, therefore, indirectly owned by Northern Technologies International Corporation.

(2)

Zerust Singapore Pte Ltd is 100% owned by NTI Asean LLC and, therefore, indirectly owned by Northern Technologies International Corporation.

(3)

Zerust Vietnam Co. Ltd and Zerust Taiwan Co., Ltd are 100% owned by Zerust Singapore Pte Ltd and, therefore, indirectly owned by NTIC.