Exhibit 21.1

List of Subsidiaries of newcleo plc

Name of entity
 
Place of business/country of incorporation
newcleo SRL
 
Belgium
newcleo1 Ltd.
 
Cayman Islands
newcleo2 Ltd.
 
Cayman Islands
newcleo SA
 
France
newcleo Operations
 
France
newcleo Fuel Innovations
 
France
newcleo Lead Fast Reactors Innovations
 
France
newcleo 1
 
France
Pompes Rütschi SAS
 
France
newcleo S.p.a.
 
Italy
newcleo Real Estate S.r.l.
 
Italy
Fucina Italia S.r.l.
 
Italy
S.R.S. Servizi Ricerche e Sviluppo S.r.l.
 
Italy
Proil S.r.l.
 
Italy
CCR Internazionale S.c.r.l.
 
Italy
Consorzio SRS S.c.r.l.
 
Italy
Next-N S.p.A.
 
Italy
newcleo SRO
 
Slovakia
Rütschi Fluid AG
 
Switzerland
newcleo SA
 
Switzerland
newcleo Generation (UK) Ltd
 
United Kingdom
newcleo Americas LLC
 
United States (Delaware)