Exhibit 21.1
LIST OF SUBSIDIARIES
The following entities were subsidiaries of the Registrant as of March 31, 2018. Pursuant to Item 601(b)(21)(ii) of Regulation S-K, certain subsidiaries of the Registrant which, considered in the aggregate as a single subsidiary, would not have constituted a significant subsidiary (as defined in Rule 1-02(w) of Regulation S-X) have been omitted.
Name |
| Jurisdiction of Incorporation or Organization |
ADS Structures, Inc. |
| Delaware |
ADS Ventures, Inc. |
| Delaware |
BaySaver Technologies, LLC(1) |
| Delaware |
StormTech LLC |
| Delaware |
Tigre-ADS USA Inc.(2) |
| Wisconsin |
ADS Worldwide, Inc. |
| Delaware |
ADS Corporativo, S.A. de C.V.(3) |
| Mexico |
ADS Europe B.V. |
| Netherlands |
ADS Middle East FZE |
| United Arab Emirates |
ADS International, Inc. |
| Delaware |
ADS Mexicana, S.A. de C.V.(3) |
| Mexico |
ADS Latina, LLC(4) |
| Delaware |
ADSM Centro América, S.A. |
| Costa Rica |
Advanced Drainage Systems of Puerto Rico, Inc. |
| Puerto Rico |
Tubos y Plásticos ADS Chile Limitada(5) |
| Chile |
Tuberias Tigre-ADS Limitada(6) |
| Chile |
Tigre-ADS Argentina S.R.L.(7) |
| Argentina |
Tigre-ADS Colombia Limitada(7) |
| Colombia |
Tigre-ADS Peru S.A.C.(7) |
| Peru |
Tubos Tigre-ADS do Brasil Limitada(7) |
| Brazil |
Tubos y Plásticos Tigre-ADS de Chile Limitada(7) |
| Chile |
Green Line Polymers, Inc. |
| Delaware |
Hancor Holding Corporation |
| Delaware |
Hancor, Inc. |
| Ohio |
Hancor of Canada, Inc. |
| Canada |
Ideal Drain Tile Limited |
| Canada |
Wave Plastics Inc.(8) |
| Canada |
Ideal Pipe(9) |
| Canada |
Inlet Pipe and Protection, Inc. |
| Illinois |
Sewer Tap, Inc. |
| Oregon |
Spartan Concrete, Inc. |
| Delaware |
(1) | Owned 65% by ADS Ventures, Inc. and 35% by our joint venture partners. |
(2) | Owned 49% by ADS Ventures, Inc. and 51% by our joint venture partner. |
(3) | Owned 51% by ADS Worldwide, Inc. and 49% by our joint venture partner. |
(4) | Owned 99% by ADS Mexicana, S.A. de C.V. and 1% by ADS Worldwide, Inc. |
(5) | Owned 99% by ADS Worldwide, Inc. and 1% by ADS International Inc. |
(6) | Owned 50% by Tubos y Plásticos ADS Chile Limitada and the remaining 50% by our joint venture partner. |
(7) | Nominal interests are held by Tubos y Plásticos ADS Chile Limitada and our joint venture partner. |
(8) | Owned 50% by Hancor of Canada, Inc. and 50% by Ideal Drain Tile Limited. |
(9) | Owned 90% by Ideal Drain Tile Limited and 10% by Wave Plastics Inc. |
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