EX-21.1 3 ex_727403.htm EXHIBIT 21.1 ex_727403.htm

Exhibit 21.1

 

SUBSIDIARY LIST

 

 

Name of Subsidiary

  

State Incorporation

International Isotopes Idaho Inc.

  

Idaho

International Isotopes Fluorine Products Inc.

  

Idaho

International Isotopes Transportation Services Inc.

  

Idaho

RadQual, LLC

  

Idaho

TI Services, LLC

  

Ohio
RadVent, LLC   Idaho
Radnostix, LLC   Idaho