Company: LGN
Filing Date: 2025-05-14
Form Type: DRS/A
Source: 0000950123-25-005247
Chunk: 105

Company: Legence Corp.
Filing Date: 2025-05-14
Form: DRS/A
Chunk 105
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The above tables and discussion are based on the number of shares of our Class A Common Stock and Class B Common Stock to be outstanding as of the closing of this offering. If the underwriters’ option to purchase additional shares is exercised in full, the number of shares held by new investors will be increased to , or approximately % of the total number of shares of Class A Common Stock. 68

Confidential Treatment Requested by Legence Corp. Pursuant to 17 C.F.R. Section 200.83 UNAUDITED PRO FORMA CONSOLIDATED FINANCIAL INFORMATION The unaudited pro forma condensed consolidated balance sheet as of December 31, 2024, and the unaudited pro forma condensed consolidated statement of operations for the year ended December 31, 2024, present our consolidated financial position and results of operations after giving effect to the following transactions (collectively, the “Transactions”):

| • |     | the Corporate Reorganization, as described and defined under “Corporate Reorganization”; and |

| • |     | the sale by us of shares of Class A Common Stock pursuant to this offering and the application of the                                                                                                                   
 proceeds from this offering as described in “Use of Proceeds,” based on the initial public offering price of $    per share, after deducting the underwriting discounts and commissions and estimated offering expenses 
 payable by us in connection with this offering (the “Offering Transactions”).                                                                                                                                           |

The following unaudited pro forma condensed consolidated financial information is derived from the historical consolidated financial statements of the Company. The unaudited pro forma condensed consolidated balance sheet as of December 31, 2024 gives effect to transaction accounting adjustments that depict the accounting for the Transactions. The unaudited pro forma condensed consolidated statement of operations for the year ended December 31, 2024 give effect to the transaction accounting adjustments that depict the accounting for the Transactions made in the unaudited pro forma condensed consolidated balance sheet as if those adjustments were made on January 1, 2024. The unaudited pro forma condensed consolidated financial information was prepared in accordance with Article 11 of Regulation S-X,using the assumptions set forth in the notes to the unaudited pro forma condensed consolidated financial information. The unaudited pro forma condensed consolidated financial information has been adjusted to include transaction accounting adjustments, which reflect the application of the accounting required by GAAP, linking the effects of the Transactions listed above to the Company’s historical consolidated financial