EX-21.1 2 ex211subsidiaries.htm EXHIBIT 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
AZZ Acquisition Sub, LLC |  | Delaware
AZZ Delaware LLC |  | Delaware
AZZ Enclosure Systems LLC |  | Delaware
AZZ Galvanizing - Hurst, LLC |  | Delaware
AZZ Galvanizing - Kennedale, LLC |  | Delaware
AZZ Galvanizing - San Antonio, LLC |  | Delaware
AZZ Galvanizing - Big Spring, LLC |  | Delaware
AZZ Galvanizing - Kosciusko, LLC |  | Delaware
AZZ Galvanizing - Morgan City, LLC |  | Delaware
AZZ Galvanizing - Nebraska, LLC |  | Delaware
AZZ-Texas Welded Wire, LLC |  | Delaware
AZZ Bus System Services LLC |  | Delaware
AZZ GP, LLC |  | Delaware
AZZ Group, LP |  | Delaware
AZZ Holdings, Inc. |  | Delaware
AZZ International I, LLC |  | Delaware
AZZ International II, LLC |  | Delaware
AZZ LP, LLC |  | Delaware
AZZ Netherlands, LLC |  | Delaware
AZZ Specialty Repair and Overhaul LLC |  | Delaware
AZZ SMS LLC |  | Florida
AZZ WSI LLC |  | Delaware
The Calvert Company, Inc. |  | Mississippi
Carter and Crawley, Inc. |  | Delaware
Central Electric Company |  | Missouri
Central Electric Manufacturing Company |  | Missouri
CGIT Systems, Inc. |  | Delaware
Clark Control Systems, Inc. |  | Missouri

Electrical Power Systems, LLC |  | Missouri
AZZ Galvanizing - Reno, LLC |  | Delaware
Gulf Coast Galvanizing, LLC |  | Alabama
Hobson Galvanizing, LLC |  | Louisiana
NAGALV - Ohio, Inc. |  | Delaware
NAGALV - WV, Inc. |  | Delaware
North American Galvanizing Company, LLC |  | Delaware
North American Galvanizing & Coatings, Inc. |  | Delaware
Nuclear Logistics LLC |  | Delaware
Reinforcing Services, LLC |  | Oklahoma
Rogers Galvanizing Company - Kansas City |  | Oklahoma
Westside Galvanizing Services, LLC |  | Delaware
Witt Galvanizing - Cincinnati, LLC |  | Delaware
Witt Galvanizing - Muncie, LLC |  | Delaware
Witt Galvanizing - Plymouth, LLC |  | Delaware
Zalk Steel & Supply Co. |  | Delaware
Aztec Manufacturing Partnership, Ltd. |  | Texas
Aztec Manufacturing Partnership-Waskom, Ltd. |  | Texas
Rig-A-Lite Partnership, Ltd. |  | Texas
International Galvanizers Partnership, Ltd. |  | Texas
AZZ WSI do Brasil Ltda. |  | Brazil
AZZ Galvanizing Canada Limited |  | Canada
AZZ Canada Limited |  | Canada
AZZ WSI Canada, ULC |  | Canada
AZZ Trading (Shanghai) Co., Ltd |  | China
AZZ Electrical Holding B.V. |  | Netherlands
AZZ Holding Cooperatieve U.A. |  | Netherlands
AZZ Netherlands I, C.V. |  | Netherlands
AZZ Netherlands II, C.V. |  | Netherlands
AZZ WSI Holding B.V. |  | Netherlands
AZZ WSI Holding Cooperatieve U.A. |  | Netherlands
AZZ WSI B.V. |  | Netherlands
AZZ WSI Poland, SP. z.o.o. |  | Poland

*Subsidiary list is as of the date of the original 10-K filing, filed with the Securities and Exchange Commission on April 20, 2017