Company: LGN
Filing Date: 2025-08-25
Form Type: S-1/A
Source: 0001193125-25-186788
Chunk: 216

Company: Legence Corp.
Filing Date: 2025-08-25
Form: S-1/A
Chunk 216
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 to the Legence Holdings LLC Agreement). We estimate that our net 156

proceeds from this offering, after deducting estimated underwriting discounts and commissions and other offering-related expenses, will be approximately $ million. We intend to contribute all of the net proceeds of this offering (not including the exercise of the underwriters’ option to purchase additional shares) to Legence Holdings in exchange for LGN Units. Legence Holdings intends to use approximately $ million for the repayment of outstanding borrowings under our Term Loan Credit Facility and the remaining proceeds for general corporate purposes. “Use of Proceeds” contains more information. As a result of the Corporate Reorganization and the offering described above (and prior to any exchanges of LGN Units):

| • |     | the investors in this offering will collectively own      shares of Class A Common                                                                      
 Stock (or      shares of Class A Common Stock if the underwriters exercise in full their option to purchase additional shares of Class A Common Stock); |

| • |     | the Existing Owners will, through their ownership of each of the Aggregators, hold (i)                                                                                                                              
 shares of Class A Common Stock and (ii)      shares of Class B Common Stock and a corresponding number of LGN Units (or (i)      shares of Class A Common                                                           
 Stock and (ii)      shares of Class B Common Stock and a corresponding number of LGN Units if the underwriters exercise in full their option to purchase additional shares of Class A Common Stock and after giving 
 effect to the application of the net proceeds therefrom);                                                                                                                                                           |

| • |     | the investors in this offering will collectively hold   % of the voting power in us (or                                                                                                  
 % if the underwriters exercise in full their option to purchase additional shares of Class A Common Stock and after giving effect to the application of the net proceeds therefrom); and |

| • |     | the Existing Owners will, through their ownership of each of the Aggregators, hold   % of the voting                                                                                                   
 power in us (or   % if the underwriters exercise in full their option to purchase additional shares of Class A Common Stock and after giving effect to the application of the net proceeds therefrom). |

Effect of the Corporate Reorganization The Corporate Reorganization is intended to create a holding