Company: LGN
Filing Date: 2025-08-15
Form Type: S-1
Source: 0001193125-25-181698
Chunk: 5

Company: Legence Corp.
Filing Date: 2025-08-15
Form: S-1
Chunk 5
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s” refers to Energy Savings Performance Contracts. |

ii

| • |     | “Exchange Agreement” refers to that certain exchange agreement among the Company, Legence Holdings  
 and Legence Parent and other persons from time to time party thereto, as amended from time to time. |

| • |     | “Existing Owners” refers, collectively, to Blackstone and the Management Members that directly and                     
 indirectly own equity interests in Legence Parent immediately prior to the completion of our Corporate Reorganization. |

| • |     | “HVAC” refers to heating, ventilation and air conditioning. |

| • |     | “IDC” refers to the International Data Corporation. |

| • |     | “IRA” refers to the Inflation Reduction Act of 2022. |

| • |     | “IIJA” refers to the Infrastructure Investment and Jobs Act. |

| • |     | “JLL” refers to Jones Lang LaSalle. |

| • |     | “Job” refers to a specific scope of work for which there is a contract and a defined fee or charge. |

| • |     | “Legence” refers to Legence Corp., a Delaware corporation. |

| • |     | “Legence Holdings” or “Opco” refers to Legence Holdings LLC, a Delaware limited liability 
 company.                                                                                  |

| • |     | “Legence Intermediate” refers to Legence Intermediate LLC, a Delaware limited liability company. |

| • |     | “Legence Holdings LLC Agreement” refers to the amended and restated limited liability company 
 agreement of Legence Holdings.                                                                |

| • |     | “Legence Parent” refers to Legence Parent LLC, a Delaware limited liability company. |

| • |     | “Legence Parent II” refers to Legence Parent II LLC, a Delaware limited liability company formed by 
 certain Existing Owners to hold equity interests in us following the Corporate Reorganization.      |

| • |     | “Legence Sub” refers to Legence PubCo Sub LLC, a Delaware limited liability company and wholly owned 
 subsidiary of Legence, following the Corporate Reorganization.                                       |

| • |     | “LGN Units” refers to units representing limited liability company interests in Legence Holdings                                                                                                                                             
 issued pursuant to the Legence Holdings LLC Agreement, which, with respect to holders other than Legence (including through the Pubco Subsidiaries), shall only be held along with a corresponding number of shares of Class B Common Stock.