EX-21.1 2 ex21-1.htm EX-21.1

Exhibit 21.1

SIGNIFICANT SUBSIDIARIES OF THE REGISTRANT

The following are the significant subsidiaries of CEA Industries Inc. as of April 30, 2025 and the states or jurisdictions in which they are organized. Except as otherwise specified, in each case CEA Industries Inc. owns, directly or indirectly, 100% of the voting securities of each subsidiary.

Name |  | State or jurisdiction of Entity
Hydro Innovations, LLC |  | Colorado