EX-21 3 fss-20241231x10kexhx21.htm SUBSIDIARIES OF THE REGISTRANT
Exhibit 21
FEDERAL SIGNAL CORPORATION AND SUBSIDIARIES
______________________________
SUBSIDIARIES OF THE REGISTRANT AS OF DECEMBER 31, 2024

NAME OF SUBSIDIARY |  | JURISDICTION OF INCORPORATION
Crysteel Manufacturing, Inc. |  | Minnesota
Deist Industries, LLC |  | Delaware
Elgin Sweeper Company |  | Delaware
Federal Signal of Texas Corp. |  | Texas
Federal Signal UK Holdings Limited |  | United Kingdom
Federal Signal VAMA, S.A. |  | Spain
FS Depot, LLC |  | Wisconsin
FST Canada Inc. |  | Canada
FST of Tennessee, Inc. |  | Tennessee
GenNx/TBEI Intermediate Co. |  | Delaware
Ground Force Manufacturing LLC |  | Delaware
Guzzler Manufacturing, Inc. |  | Alabama
HighMark Traffic Services, Inc. |  | Montana
Jetstream of Houston, Inc. |  | Delaware
Jetstream of Houston LLP |  | Texas
Joe Johnson Equipment LLC |  | Delaware
Mark Rite Lines Equipment Company, Inc. |  | Delaware
Northend Truck Equipment, LLC |  | Washington
OSW Equipment & Repair, LLC |  | Washington
Ox Bodies, Inc. |  | Alabama
Rugby Manufacturing Company |  | Oregon
Tishomingo Acquisition, LLC |  | Delaware
Travis Acquisition LLC |  | Delaware
Travis Body and Trailer, Inc. |  | Texas
Travis Leasing, LLC |  | Delaware
Truck Bodies & Equipment International, Inc. |  | Delaware
Vactor Manufacturing, LLC |  | Illinois
Victor Industrial Equipment (PTY) Limited |  | South Africa
Victor Products Holdings Ltd. |  | United Kingdom
Victor Products Ltd. |  | United Kingdom
Victor Products USA, Incorporated |  | Delaware
Western Truck Body Mfg. ULC |  | Canada
Work Equipment Ltd. |  | Canada

Subsidiaries, including inactive subsidiaries, are not shown by name in the above listing, if considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary.