Exhibit 21.1

 

SIGNIFICANT SUBSIDIARIES OF HERCULES OFFSHORE, INC.

 

The following subsidiaries are deemed “significant subsidiaries” pursuant to Item 601(b)(21) of Regulation S-K:

 

Hercules Liftboat Holdings, LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Hercules Offshore, Inc.

 

Hercules Drilling Holdings, LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Hercules Offshore, Inc.

 

Hercules Liftboat Company, LLC, a Delaware limited liability company and an indirect wholly owned subsidiary of Hercules Offshore, Inc.

 

Hercules Drilling Company, LLC, a Delaware limited liability company and an indirect wholly owned subsidiary of Hercules Offshore, Inc.