Exhibit 21.1

 

List of Subsidiaries of NET Power Inc. as of September 15, 2023

 

Name   Jurisdiction of Incorporation or Organization
NET Power Operations LLC (F/k/a Rice Acquisition Holdings II LLC)   DE
NET Power Intermediate LLC (F/k/a Topo Buyer Co, LLC)   DE
NET Power, LLC   DE
NET Power Atlas, LLC   DE
NET Power Canaveral, LLC   DE
NET Power Europe LTD   United Kingdom
NET Power Friendship 7, LLC   DE
NET Power Services, LLC   DE
NET Power Technology, LLC   DE