EX-21.1 3 lii-ex211_20251231x10k.htm EX-21.1
EXHIBIT 21.1
Lennox International Inc. Subsidiaries
The following are the subsidiaries of Lennox International Inc., as of December 31, 2025, and the states or jurisdictions in which they are organized. Subsidiaries are indented below their immediate parent entity. The names of certain subsidiaries have been omitted because, considered in the aggregate as a single subsidiary, they would not constitute, as of the end of the year covered by this report, a “significant subsidiary” as that term is defined in Rule 1-02(w) of Regulation S-X under the Securities Exchange Act of 1934.

Name |  | Ownership |  |  | Jurisdiction
Lennox Industries Inc. (See Annex A) |  | 100% |  |  | Delaware
d/b/a Lennox Parts Plus, Lennox Industries Inc. of Delaware, Lennox Global |  |  |  |  |
Heatcraft Inc. |  | 100% |  |  | Delaware
Bohn de Mexico S.A. de C.V. |  | 50% |  |  | Mexico
Frigus-Bohn S.A. de C.V. |  | 50% |  |  | Mexico
Advanced Distributor Products LLC |  | 100% |  |  | Delaware
Heatcraft Refrigeration Products LLC |  | 100% |  |  | Delaware
Heatcraft Technologies Inc. |  | 100% |  |  | Delaware
Alliance Compressor LLC |  | 24.5% |  |  | Delaware
Lennox Procurement Company Inc. |  | 100% |  |  | Delaware

ANNEX A
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EXHIBIT 21.1
Lennox Industries Inc. Subsidiaries

Name |  | Ownership |  |  | Jurisdiction
Allied Air Enterprises LLC |  | 100% |  |  | Delaware
LPAC Corp. |  | 100% |  |  | Delaware
Lennox Global LLC (See Annex B) |  | 100% |  |  | Delaware
LGL Europe Holding Co. |  | 54% |  |  | Delaware
Lennox National Account Services Inc. |  | 100% |  |  | California
Lennox Services LLC |  | 100% |  |  | Delaware
Lennox National Account Services LLC |  | 100% |  |  | Florida
d/b/a Commercial Air Systems |  |  |  |  |
Lennox AES Holdings LLC |  | 100% |  |  | Delaware
Lennox AES Industries LLC |  | 100% |  |  | Delaware
Duro Dyne Buyer, Inc. |  | 100% |  |  | Delaware
Duro Dyne National Corp. |  | 100% |  |  | Delaware
Duro Dyne Canada Inc. |  | 100% |  |  | Canada
Sealed Unit Parts Buyer, Inc. |  | 100% |  |  | Delaware
Sealed Unit Parts Co, Inc. |  | 100% |  |  | Delaware

ANNEX B
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EXHIBIT 21.1
Lennox Global LLC Subsidiaries

Name |  | Ownership |  | Jurisdiction |
Lennox (Shanghai) Refrigeration Technology Consulting Co Ltd. |  | 100% |  | China |
LGL Europe Holding Co. |  | 46% |  | Delaware |
P.M. Pagdig, S. de R.L. de C.V. (See Annex C) |  | 99.998% |  | Mexico |
LGL Germany GmbH |  | 100% |  | Germany |
LGL Australia (US) Inc. |  | 100% |  | Delaware |
Lennox India Technology Centre Private Ltd. |  | 0.0005% |  | India |
LII Comercial de Mexico, S. de R.L. de C.V. |  | 99.97% |  | Mexico |
P.M. Pagdig, S. de R.L. de C.V. (See Annex C) |  | 0.002% |  | Mexico |

ANNEX C
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EXHIBIT 21.1
P.M. Pagdig, S. de R.L. de C.V Subsidiaries

Name |  | Ownership |  | Jurisdiction
Lennox Switzerland GmbH |  | 100% |  | Switzerland
LII Mexico Holdings Ltd. |  | 100% |  | UK
LII United Products, S. de R.L. de C.V. |  | 99.99% |  | Mexico
LII Comercial de Mexico, S. de R.L. de C.V. |  | 0.03% |  | Mexico
Lennox Mexico Minority Holdings LLC |  | 100% |  | Delaware
LII United Products, S. de R.L. de C.V. |  | 0.01% |  | Mexico
LGL Holland B.V. |  | 100% |  | Netherlands
Lennox Industries (Canada) ULC |  | 100% |  | Canada
Lennox India Technology Centre Private Ltd. |  | 99.9995% |  | India
LII Global UK Ltd. |  | 100% |  | United Kingdom