EX-21.1 2 ex211-3232022.htm EX-21.1
Exhibit 21.1
Subsidiaries*

Name of Subsidiary |  | Jurisdiction of Formation
AAA Galvanizing – Chelsea, LLC |  | Delaware
AAA Galvanizing – Dixon, Inc. |  | Delaware
AAA Galvanizing – Hamilton, LLC |  | Delaware
AAA Galvanizing – Joliet, Inc. |  | Delaware
AAA Galvanizing – Peoria, Inc. |  | Delaware
AAA Galvanizing – Winsted, Inc. |  | Delaware
Arbor-Crowley, LLC |  | Delaware
Arizona Galvanizing, Inc. |  | Arizona
ArkGalv, LLC |  | Arkansas
Atkinson Industries, Inc. |  | Kansas
Automatic Processing Incorporated |  | Mississippi
Aztec Industries, Inc. |  | Mississippi
Aztec Manufacturing – Waskom LLC |  | Texas
Aztec Manufacturing LLC |  | Texas
AZZ Acquisition Sub, LLC |  | Delaware
AZZ Bus System Services LLC |  | Delaware
AZZ Canada Limited |  | Canada
AZZ Electrical Holding B.V. |  | Netherlands
AZZ Enclosure Systems – Chattanooga LLC |  | Delaware
AZZ Enclosure Systems LLC |  | Delaware
AZZ Galvanizing – Big Spring, LLC |  | Delaware
AZZ Galvanizing - Bristol LLC |  | Delaware
AZZ Galvanizing – Chattanooga LLC |  | Tennessee
AZZ Galvanizing – Kennedale, LLC |  | Delaware
AZZ Galvanizing – Louisiana LLC |  | Delaware
AZZ Galvanizing – Morgan City, LLC |  | Delaware
AZZ Galvanizing – Nashville |  | Delaware
AZZ Galvanizing – Nebraska, LLC |  | Delaware
AZZ Galvanizing – Reno, LLC |  | Delaware
AZZ Galvanizing – Rockford LLC |  | Delaware
AZZ Galvanizing – San Antonio, LLC |  | Delaware
AZZ Galvanizing – South Carolina LLC |  | Delaware
AZZ Galvanizing and Plating – Milwaukee LLC |  | Delaware
AZZ Galvanizing Calgary Ltd. |  | Canada
AZZ Galvanizing Canada Limited |  | Canada
AZZ Galvanizing Co. Ltd. |  | Canada
AZZ Galvanizing Edmonton Ltd. |  | Canada
AZZ Galvanizing Saskatchewan Ltd. |  | Canada
AZZ Galvanizing Saskatoon Ltd. |  | Canada

AZZ Group LLC |  | Delaware
AZZ Holding B.V. |  | Netherlands
AZZ Holdings LLC |  | Delaware
AZZ International Holdings LLC |  | Delaware
AZZ Specialty Repair and Overhaul LLC |  | Delaware
AZZ Specialty Welding Services India Private Limited |  | India
AZZ Specialty Welding Services Singapore Ltd. |  | Singapore
AZZ Surface Technologies LLC |  | Delaware
AZZ Surface Technologies – Crowley LLC |  | Delaware
AZZ Surface Technologies – Gainesville LLC |  | Delaware
AZZ Surface Technologies – Garland North LLC |  | Delaware
AZZ Surface Technologies – Garland South LLC |  | Delaware
AZZ Surface Technologies – Rowlett LLC |  | Delaware
AZZ Surface Technologies – Tampa LLC |  | Tampa
AZZ Surface Technologies – Terrell LLC |  | Delaware
AZZ Trading LLC |  | Delaware
AZZ Trading (Shanghai) Co., Ltd |  | China
AZZ WSI B.V. |  | Netherlands
AZZ WSI Canada, ULC |  | Canada
AZZ WSI do Brasil Ltda. |  | Brazil
AZZ WSI Holding B.V. |  | Netherlands
AZZ WSI LLC |  | Delaware
AZZ WSI Poland, SP. z.o.o. |  | Poland
Carter and Crawley LLC |  | Delaware
Central Electric Company |  | Missouri
Central Electric Manufacturing Company |  | Missouri
CGIT (Jiangsu) High Voltage Power Co., Ltd |  | China
CGIT Systems, Inc. |  | Delaware
Electrical Power Systems, LLC |  | Missouri
Gulf Coast Galvanizing, LLC |  | Alabama
International Galvanizers LLC |  | Texas
NAGALV-Ohio, Inc. |  | Delaware
NAGALV-WV, Inc. |  | Delaware
North American Galvanizing & Coatings, Inc. |  | Delaware
North American Galvanizing Company, LLC |  | Delaware
Powergrid Solutions LLC |  | Delaware
Rig-A-Lite LLC |  | Texas
Rogers Galvanizing Company – Kansas City |  | Oklahoma
The Calvert Company, Inc. |  | Mississippi
Witt Galvanizing – Cincinnati, LLC |  | Delaware
Witt Galvanizing – Muncie, LLC |  | Delaware
Witt Galvanizing – Plymouth, LLC |  | Delaware
Zalk Steel & Supply Co. |  | Delaware