EX-21.1 3 ex_744438.htm EXHIBIT 21.1

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.