EX-21.1 8 ex211subsidiariesq42024.htm EX-21.1 Document

Exhibit 21.1
LANTHEUS HOLDINGS, INC.
SUBSIDIARIES
 
SubsidiaryState or Other Jurisdiction of Organization
Aphelion LLCDelaware
Cerveau Technologies, Inc.Delaware
Excelsior Life Sciences Ireland LimitedIreland
EXINI Diagnostics ABSweden
Lantheus Alpha Therapy, LLCDelaware
Lantheus EU LimitedIreland
Lantheus Five, LLCDelaware
Lantheus Medical Imaging, Inc.Delaware
Lantheus MI Canada, Inc.Canada
Lantheus MI Real Estate, LLCDelaware
Lantheus MI UK LimitedUnited Kingdom
Lantheus Omega, LLCDelaware
Lantheus One, LLCDelaware
Lantheus Radiopharmaceuticals UK LimitedUnited Kingdom
Lantheus Three, LLCDelaware
Lantheus Two, LLCDelaware
Meilleur Technologies, Inc.Delaware
MNTX Royalties Sub LLCDelaware
Molecular Insight Pharmaceuticals, Inc.Delaware
Project Hazel Merger Sub, Inc.Delaware
Progenics Pharmaceuticals Nevada, Inc.Nevada
Progenics Pharmaceuticals, Inc.Delaware
PSMA Development Company LLCDelaware