Trane Technologies plc - List of Guarantors and Subsidiary Issuers of Guaranteed Securities.

Exhibit 22.1

List of Guarantors and Subsidiary Issuers of Guaranteed Securities

Trane Technologies plc (Plc or Parent Company) and certain of its 100% directly or indirectly owned subsidiaries provide guarantees of public debt issued by other 100% directly or indirectly owned subsidiaries of Plc. The following table shows our guarantor relationships as of December 31, 2023:


Parent, issuer or guarantors	Notes issued	Notes guaranteed
Trane Technologies plc (Plc)	None	All registered notes and debentures
Trane Technologies Irish Holdings Unlimited Company (TT Holdings)	None	All notes issued by TTFL and TTC HoldCo
Trane Technologies Lux International Holding Company S.à.r.l. (TT International) (1)	None	All notes issued by TTFL and TTC HoldCo
Trane Technologies Global Holding II Company (TT Global II) (2)	None	All notes issued by TTFL and TTC HoldCo
Trane Technologies Americas Holding Corporation (TT Americas) (3)	None	All notes issued by TTFL and TTC HoldCo
Trane Technologies Financing Limited (TTFL)	3.550% Senior notes due 2024 3.500% Senior notes due 2026 3.800% Senior notes due 2029 5.250% Senior notes due 2033 4.650% Senior notes due 2044 4.500% Senior notes due 2049	All notes and debentures issued by TTC HoldCo and TTC
Trane Technologies HoldCo Inc. (TTC HoldCo)	3.750% Senior notes due 2028 5.750% Senior notes due 2043 4.300% Senior notes due 2048	All notes issued by TTFL
Trane Technologies Company LLC (TTC)	7.200% Debentures due 2023-2025 6.480% Debentures due 2025 Puttable debentures due 2027-2028	All notes issued by TTFL and TTC HoldCo

(1) On November 20, 2023, Trane Technologies Global Holding Company Limited (TT Global) merged into TT International, an Irish private limited company.

(2) Entity is a newly formed Delaware Corporation and was formed on November 3, 2023.

(3) TT Americas, formally known as Trane Grid Services LLC, was renamed and redomiciled as a Delaware Corporation.