As of December 31, 2022

​

​

Jurisdiction of Incorporation or Organization

Percentage of Voting Securities Held by Immediate Parent

TeraWulf Inc.

​

​

Delaware

​

TeraCub Inc.

​

​

Delaware

100%

​

TeraLease LLC

​

Delaware

100%

​

TeraWulf Ploughwind LLC

​

Delaware

100%

​

​

Kyalami Data LLC

Delaware

100%

​

TeraWulf (Thales) LLC

​

Delaware

100%

​

​

Nautilus Cryptomine LLC

Delaware

25%

​

TeraWulf Brookings LLC

​

Delaware

100%

​

​

Lake Mariner Data LLC

Delaware

100%

RM 101 Inc. (formerly

known as IKONICS

Corporation)

​

​

Delaware

100%