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EXHIBIT 21.1
CENTURI HOLDINGS, INC.
LIST OF SUBSIDIARIES OF THE REGISTRANT
AT DECEMBER 29, 2024
 
SUBSIDIARY NAME
  
STATE OF INCORPORATION OR ORGANIZATION TYPE
Centuri Group, Inc.
  
Nevada
Centuri Holdings, Inc.

Delaware
Centuri U.S. Division, Inc.
Nevada
Centuri Oil & Gas Group LLC

Delaware
Oil & Gas Division LLC

Delaware
NPL Construction Co.

Nevada
Nevada
Delaware
Southwest Administrators, Inc.
Nevada
NPL East LLC
Delaware
NPL Great Lakes LLC

Delaware
NPL Mid-America LLC

Delaware
NPL West LLC
Delaware
National Barricade LLC
Nevada
Intellichoice Energy, LLC
Delaware
Intellichoice Energy of California, LLC
Delaware
Centuri Special Purpose Entity, LLC
Delaware
Meritus Oil & Gas Division LLC
Delaware
Canyon Pipeline Construction, Inc.
  
Nevada
Canyon Traffic Control LLC
Nevada
Canyon Special Projects LLC
Nevada
New England Utility Constructors, Inc.
  
Massachusetts
Neuco Equipment LLC
Nevada
Centuri Power Group LLC
Delaware
Meritus Electric T&D Division LLC
Delaware
Linetec Services, LLC
Delaware
Electric T&D Division LLC
Delaware
National Powerline LLC

Delaware
Electric T&D Holdings LLC
Delaware
Drum Parent LLC
Delaware
Riggs Distler & Company, Inc.

Maryland
VRO Construction Partners 1, LLC
New Jersey
Riggs Gas LLC
Delaware
Shelby Mechanical LLC
Delaware
Shelby Plumbing, LLC
New Jersey
Centuri Services Group LLC
Delaware
Services Division LLC
Delaware
Meritus Services Division LLC
Delaware
Centuri Canada Division Inc.
Ontario, Canada
NPL Canada Ltd.
  
Ontario, Canada
W.S. Nicholls Western Construction Ltd.
Federal, Canada