| Legal Name | State or Jurisdiction of Incorporation or Organization | |||||||
| CNM, LLC | Deleware | |||||||
| Core & Main Holdings, LP | Deleware | |||||||
| Core & Main Buyer, Inc. | Deleware | |||||||
| Core & Main Connector, LLC | Deleware | |||||||
| Core & Main Midco, LLC | Deleware | |||||||
| Core & Main Intermediate GP, LLC | Deleware | |||||||
| Core & Main LP | Florida | |||||||
| Core & Main Canada, Inc. | Ontario, Canada | |||||||